diff --git a/.github/ISSUE_TEMPLATE/bug_report.yml b/.github/ISSUE_TEMPLATE/bug_report.yml
index b3051463a..0be5fc518 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yml
@@ -22,13 +22,21 @@ body:
       options:
         - label: "Confirm"
           required: true
+  - type: checkboxes
+    id: not-user-config-issue
+    attributes:
+      label: "Not a user config issue"
+      description: "This issue _persists_ after removing ALL user configs. If this is not the case, you should open a [Custom (User) Config Issue](https://github.com/ayamir/nvimdots/issues/new?assignees=&labels=usage&projects=&template=custom_config.yml) instead."
+      options:
+        - label: "Confirm"
+          required: true
 
   - type: input
     id: nvim-version
     attributes:
       label: "Neovim version"
       description: "Paste the output of `nvim --version` here"
-      placeholder: "NVIM v0.8.0-dev+199-g2875d45e7"
+      placeholder: "NVIM v0.10.0-dev-873+g71ad771ea"
     validations:
       required: true
   - type: input
@@ -61,6 +69,7 @@ body:
         - main (Default/Latest)
         - 0.8 (Legacy)
         - 0.7 (Deprecated)
+        - 0.10 (Nightly)
     validations:
       required: true
   - type: dropdown
diff --git a/.github/ISSUE_TEMPLATE/custom_config.yml b/.github/ISSUE_TEMPLATE/custom_config.yml
new file mode 100644
index 000000000..04eb02719
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/custom_config.yml
@@ -0,0 +1,110 @@
+name: Custom (User) Config Issue
+description: Problems when trying to implement your custom config
+labels: [usage]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        _Before requesting:_ Make sure you've read through our [Wiki: Usage](https://github.com/ayamir/nvimdots/wiki/Usage) before you start to add things to nvimdots!
+
+  - type: checkboxes
+    id: is-latest-commit
+    attributes:
+      label: "Version confirmation"
+      description: "The local configuration is up-to-date in the current branch and this issue _persists_."
+      options:
+        - label: "Confirm"
+          required: true
+  - type: checkboxes
+    id: prerequisites-done
+    attributes:
+      label: "Following prerequisites"
+      description: "I've checked everything mentioned in [Wiki: Prerequisites](https://github.com/ayamir/nvimdots/wiki/Prerequisites)."
+      options:
+        - label: "Confirm"
+          required: true
+
+  - type: input
+    id: nvim-version
+    attributes:
+      label: "Neovim version"
+      description: "Paste the output of `nvim --version` here"
+      placeholder: "NVIM v0.10.0-dev-873+g71ad771ea"
+    validations:
+      required: true
+  - type: dropdown
+    id: branch-info
+    attributes:
+      label: "Branch info"
+      description: "This issue template mainly targets `main` branch. Check the output of `git rev-parse --abbrev-ref HEAD` if you're not sure."
+      options:
+        - main (Default/Latest)
+        - 0.8 (Legacy)
+        - 0.7 (Deprecated)
+        - 0.10 (Nightly)
+    validations:
+      required: true
+
+  - type: textarea
+    id: folder-structure-ta
+    attributes:
+      label: "Minimal (user) folder structure required to reproduce the issue"
+      description: "Note: You only need to describe where the *new/modified files* are. This section will be automatically formatted."
+      render: console
+      placeholder: |
+        └── lua/
+          ├── core/
+          ├── keymap/                    default keymaps
+          ├── modules/                   default plugins and plugin configs
+          └── user                       custom configs root directory
+              ├── configs/               custom plugin config folder
+              │   ├── dap-clients/       custom dap client config folder
+              │   ├── lsp-servers/       custom lsp server config folder
+              │   └── your-config.lua    your plugin configs (if applicable)
+              ├── keymap/                custom keymap folder
+              │   └── your-config.lua    your keymap overrides (if applicable)
+              ├── plugins/               custom plugin folder
+              │   └── your-config.lua    your plugins (if applicable)
+              ├── event.lua              custom `core/events.lua` overrides
+              ├── options.lua            custom `core/options.lua` overrides
+              └── settings.lua           custom `core/settings.lua` overrides
+    validations:
+      required: true
+
+  - type: textarea
+    id: repro-steps
+    attributes:
+      label: "Minimal config with steps on how to reproduce the issue"
+      description: "Note: Issues without any information will be closed directly"
+      placeholder: |
+        This is my custom config (`specs.lua`):
+        ```lua
+        return {
+          popup = {
+            delay_ms = 20,
+          }
+        }
+        ```
+
+        Steps to reproduce the behavior:
+        1. Go to '...'
+        2. Click on '....'
+        3. Scroll down to '....'
+        4. See error
+    validations:
+      required: true
+
+  - type: textarea
+    id: expected-behavior
+    attributes:
+      label: "Expected behavior"
+      description: "Describe the behavior you expect"
+    validations:
+      required: true
+  - type: textarea
+    id: extras
+    attributes:
+      label: Additional information
+      description: If applicable, you may include logs, images, or videos to help explain your problem
+    validations:
+      required: false
diff --git a/.github/ISSUE_TEMPLATE/lsp_issue_report.yml b/.github/ISSUE_TEMPLATE/lsp_issue_report.yml
index 6c7db3d5d..068800536 100644
--- a/.github/ISSUE_TEMPLATE/lsp_issue_report.yml
+++ b/.github/ISSUE_TEMPLATE/lsp_issue_report.yml
@@ -22,13 +22,21 @@ body:
       options:
         - label: "Confirm"
           required: true
+  - type: checkboxes
+    id: not-user-config-issue
+    attributes:
+      label: "Not a user config issue"
+      description: "This issue _persists_ after removing ALL user configs. If this is not the case, you should open a [Custom (User) Config Issue](https://github.com/ayamir/nvimdots/issues/new?assignees=&labels=usage&projects=&template=custom_config.yml) instead."
+      options:
+        - label: "Confirm"
+          required: true
 
   - type: input
     id: nvim-version
     attributes:
       label: "Neovim version"
       description: "Paste the output of `nvim --version` here"
-      placeholder: "NVIM v0.8.0-dev+199-g2875d45e7"
+      placeholder: "NVIM v0.10.0-dev-873+g71ad771ea"
     validations:
       required: true
   - type: input
@@ -61,6 +69,7 @@ body:
         - main (Default/Latest)
         - 0.8 (Legacy)
         - 0.7 (Deprecated)
+        - 0.10 (Nightly)
     validations:
       required: true
   - type: dropdown
diff --git a/.gitignore b/.gitignore
index c11568d93..8dec07754 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 lua/modules/plugins/custom.lua
 lua/modules/configs/custom
+lua/user
diff --git a/lua/core/event.lua b/lua/core/event.lua
index c4b3e3d81..c4a6f4cb5 100644
--- a/lua/core/event.lua
+++ b/lua/core/event.lua
@@ -13,6 +13,7 @@ function autocmd.nvim_create_augroups(definitions)
 	end
 end
 
+-- defer setting LSP-related keymaps till LspAttach
 local mapping = require("keymap.completion")
 vim.api.nvim_create_autocmd("LspAttach", {
 	group = vim.api.nvim_create_augroup("LspKeymapLoader", { clear = true }),
@@ -151,8 +152,7 @@ function autocmd.load_autocmds()
 			},
 		},
 	}
-
-	autocmd.nvim_create_augroups(definitions)
+	autocmd.nvim_create_augroups(require("modules.utils").extend_config(definitions, "user.event"))
 end
 
 autocmd.load_autocmds()
diff --git a/lua/core/options.lua b/lua/core/options.lua
index 529c77f0e..e94197f28 100644
--- a/lua/core/options.lua
+++ b/lua/core/options.lua
@@ -121,19 +121,20 @@ local function load_options()
 		vim.g.python3_host_prog = use_if_defined(vim.g.python3_host_prog, "python3")
 	end
 
-	for name, value in pairs(global_local) do
-		vim.o[name] = value
-	end
-
+	-- custom sqlite3 provider
 	local sqlite_clib_path = os.getenv("SQLITE_CLIB_PATH")
-	-- Try environment variable first
 	if not isempty(sqlite_clib_path) then
+		-- Try environment variable first
 		vim.g.sqlite_clib_path = sqlite_clib_path
-	-- Fix sqlite3 missing-lib issue on Windows
 	elseif global.is_windows then
+		-- Fix sqlite3 missing-lib issue on Windows
 		-- Download the DLLs form https://www.sqlite.org/download.html
 		vim.g.sqlite_clib_path = global.home .. "/Documents/sqlite-dll-win64-x64-3400200/sqlite3.dll"
 	end
+
+	for name, value in pairs(require("modules.utils").extend_config(global_local, "user.options")) do
+		vim.o[name] = value
+	end
 end
 
 load_options()
diff --git a/lua/core/pack.lua b/lua/core/pack.lua
index 7c1d537a3..54ad4482e 100644
--- a/lua/core/pack.lua
+++ b/lua/core/pack.lua
@@ -5,6 +5,7 @@ local vim_path = global.vim_path
 local data_dir = global.data_dir
 local lazy_path = data_dir .. "lazy/lazy.nvim"
 local modules_dir = vim_path .. "/lua/modules"
+local user_config_dir = vim_path .. "/lua/user"
 
 local settings = require("core.settings")
 local use_ssh = settings.use_ssh
@@ -24,28 +25,31 @@ function Lazy:load_plugins()
 
 	local append_nativertp = function()
 		package.path = package.path
-			.. string.format(";%s;%s", modules_dir .. "/configs/?.lua", modules_dir .. "/configs/?/init.lua")
+			.. string.format(
+				";%s;%s;%s",
+				modules_dir .. "/configs/?.lua",
+				modules_dir .. "/configs/?/init.lua",
+				user_config_dir
+			)
 	end
 
 	local get_plugins_list = function()
 		local list = {}
 		local plugins_list = vim.split(fn.glob(modules_dir .. "/plugins/*.lua"), "\n")
-		if type(plugins_list) == "table" then
-			for _, f in ipairs(plugins_list) do
-				-- fill list with `plugins/*.lua`'s path used for later `require` like this:
-				-- list[#list + 1] = "plugins/completion.lua"
-				list[#list + 1] = f:sub(#modules_dir - 6, -1)
-			end
+		local user_plugins_list = vim.split(fn.glob(user_config_dir .. "/plugins/*.lua"), "\n", { trimempty = true })
+		vim.list_extend(plugins_list, user_plugins_list)
+		for _, f in ipairs(plugins_list) do
+			-- aggregate the plugins from `/plugins/*.lua` and `/user/plugins/*.lua` to a plugin list of a certain field for later `require` action.
+			-- current fields contains: completion, editor, lang, tool, ui
+			list[#list + 1] = f:find(modules_dir) and f:sub(#modules_dir - 6, -1) or f:sub(#user_config_dir - 3, -1)
 		end
 		return list
 	end
 
 	append_nativertp()
 
-	local plugins_file = get_plugins_list()
-	for _, m in ipairs(plugins_file) do
-		-- require modules which returned in previous operation like this:
-		-- local modules = require("modules/plugins/completion.lua")
+	for _, m in ipairs(get_plugins_list()) do
+		-- require modules returned from `get_plugins_list()` function.
 		local modules = require(m:sub(0, #m - 4))
 		if type(modules) == "table" then
 			for name, conf in pairs(modules) do
@@ -53,6 +57,9 @@ function Lazy:load_plugins()
 			end
 		end
 	end
+	for _, name in ipairs(settings.disabled_plugins) do
+		self.modules[#self.modules + 1] = { name, enabled = false }
+	end
 end
 
 function Lazy:load_lazy()
diff --git a/lua/core/settings.lua b/lua/core/settings.lua
index c4d8d4517..b005f8e6f 100644
--- a/lua/core/settings.lua
+++ b/lua/core/settings.lua
@@ -36,6 +36,11 @@ settings["format_disabled_dirs"] = {
 	"~/format_disabled_dir",
 }
 
+-- Set the plugins to disable here.
+-- Example: "Some-User/A-Repo"
+---@type string[]
+settings["disabled_plugins"] = {}
+
 -- Set it to false if you don't use nvim to open big files.
 ---@type boolean
 settings["load_big_files_faster"] = true
@@ -118,4 +123,4 @@ settings["dap_deps"] = {
 	"python", -- Python (debugpy)
 }
 
-return settings
+return require("modules.utils").extend_config(settings, "user.settings")
diff --git a/lua/keymap/completion.lua b/lua/keymap/completion.lua
index 036acfdf1..dfec1b256 100644
--- a/lua/keymap/completion.lua
+++ b/lua/keymap/completion.lua
@@ -12,7 +12,7 @@ local mapping = {}
 
 function mapping.lsp(buf)
 	local map = {
-		-- LSP-related keymaps, work only when event = { "InsertEnter", "LspStart" }
+		-- LSP-related keymaps, ONLY effective in buffers with LSP(s) attached
 		["n|<leader>li"] = map_cr("LspInfo"):with_buffer(buf):with_desc("lsp: Info"),
 		["n|<leader>lr"] = map_cr("LspRestart"):with_buffer(buf):with_nowait():with_desc("lsp: Restart"),
 		["n|go"] = map_cr("SymbolsOutline"):with_buffer(buf):with_desc("lsp: Toggle outline"),
@@ -35,6 +35,11 @@ function mapping.lsp(buf)
 		["n|<leader>co"] = map_cr("Lspsaga outgoing_calls"):with_buffer(buf):with_desc("lsp: Show outgoing calls"),
 	}
 	bind.nvim_load_mapping(map)
+
+	local ok, user_mappings = pcall(require, "user.keymap.completion")
+	if ok and type(user_mappings.lsp) == "function" then
+		require("modules.utils.keymap").replace(user_mappings.lsp(buf))
+	end
 end
 
 return mapping
diff --git a/lua/keymap/init.lua b/lua/keymap/init.lua
index 412ef59ca..dfef620c9 100644
--- a/lua/keymap/init.lua
+++ b/lua/keymap/init.lua
@@ -27,3 +27,9 @@ require("keymap.editor")
 require("keymap.lang")
 require("keymap.tool")
 require("keymap.ui")
+
+-- User keymaps
+local ok, mappings = pcall(require, "user.keymap.init")
+if ok then
+	require("modules.utils.keymap").replace(mappings)
+end
diff --git a/lua/modules/configs/completion/cmp.lua b/lua/modules/configs/completion/cmp.lua
index 04918cdcf..ae4f6506f 100644
--- a/lua/modules/configs/completion/cmp.lua
+++ b/lua/modules/configs/completion/cmp.lua
@@ -68,7 +68,7 @@ return function()
 		}
 
 	local cmp = require("cmp")
-	cmp.setup({
+	require("modules.utils").load_plugin("cmp", {
 		preselect = cmp.PreselectMode.Item,
 		window = {
 			completion = {
diff --git a/lua/modules/configs/completion/codeium.lua b/lua/modules/configs/completion/codeium.lua
index 40bbd04fe..229eab65d 100644
--- a/lua/modules/configs/completion/codeium.lua
+++ b/lua/modules/configs/completion/codeium.lua
@@ -1,3 +1,3 @@
 return function()
-	require("codeium").setup({})
+	require("modules.utils").load_plugin("codeium", {})
 end
diff --git a/lua/modules/configs/completion/copilot-cmp.lua b/lua/modules/configs/completion/copilot-cmp.lua
index d8689880c..26d1dadf7 100644
--- a/lua/modules/configs/completion/copilot-cmp.lua
+++ b/lua/modules/configs/completion/copilot-cmp.lua
@@ -1,3 +1,3 @@
 return function()
-	require("copilot_cmp").setup({})
+	require("modules.utils").load_plugin("copilot_cmp", {})
 end
diff --git a/lua/modules/configs/completion/copilot.lua b/lua/modules/configs/completion/copilot.lua
index f1fd63b1f..96de94fd1 100644
--- a/lua/modules/configs/completion/copilot.lua
+++ b/lua/modules/configs/completion/copilot.lua
@@ -1,6 +1,6 @@
 return function()
 	vim.defer_fn(function()
-		require("copilot").setup({
+		require("modules.utils").load_plugin("copilot", {
 			cmp = {
 				enabled = true,
 				method = "getCompletionsCycling",
diff --git a/lua/modules/configs/completion/glance.lua b/lua/modules/configs/completion/glance.lua
index 2abb03ce4..f2950ded1 100644
--- a/lua/modules/configs/completion/glance.lua
+++ b/lua/modules/configs/completion/glance.lua
@@ -1,9 +1,8 @@
 return function()
 	local icons = { ui = require("modules.utils.icons").get("ui", true) }
-	local glance = require("glance")
-	local actions = glance.actions
+	local actions = require("glance").actions
 
-	glance.setup({
+	require("modules.utils").load_plugin("glance", {
 		height = 20,
 		zindex = 50,
 		preview_win_opts = {
diff --git a/lua/modules/configs/completion/lsp-signature.lua b/lua/modules/configs/completion/lsp-signature.lua
index 282001322..aacc20cb7 100644
--- a/lua/modules/configs/completion/lsp-signature.lua
+++ b/lua/modules/configs/completion/lsp-signature.lua
@@ -1,5 +1,5 @@
 return function()
-	require("lsp_signature").setup({
+	require("modules.utils").load_plugin("lsp_signature", {
 		bind = true,
 		-- TODO: Remove the following line when nvim-cmp#1613 gets resolved
 		check_completion_visible = false,
diff --git a/lua/modules/configs/completion/lsp.lua b/lua/modules/configs/completion/lsp.lua
index 6bd0436c2..895c879b6 100644
--- a/lua/modules/configs/completion/lsp.lua
+++ b/lua/modules/configs/completion/lsp.lua
@@ -1,151 +1,22 @@
 return function()
-	local diagnostics_virtual_text = require("core.settings").diagnostics_virtual_text
-	local diagnostics_level = require("core.settings").diagnostics_level
-	local is_windows = require("core.global").is_windows
-
 	local nvim_lsp = require("lspconfig")
-	local mason = require("mason")
-	local mason_registry = require("mason-registry")
-	local mason_lspconfig = require("mason-lspconfig")
-	require("lspconfig.ui.windows").default_options.border = "rounded"
-
-	local icons = {
-		ui = require("modules.utils.icons").get("ui", true),
-		misc = require("modules.utils.icons").get("misc", true),
-	}
-
-	mason.setup({
-		ui = {
-			border = "single",
-			icons = {
-				package_pending = icons.ui.Modified_alt,
-				package_installed = icons.ui.Check,
-				package_uninstalled = icons.misc.Ghost,
-			},
-			keymaps = {
-				toggle_server_expand = "<CR>",
-				install_server = "i",
-				update_server = "u",
-				check_server_version = "c",
-				update_all_servers = "U",
-				check_outdated_servers = "C",
-				uninstall_server = "X",
-				cancel_installation = "<C-c>",
-			},
-		},
-	})
-
-	-- Additional plugins for pylsp
-	mason_registry:on(
-		"package:install:success",
-		vim.schedule_wrap(function(pkg)
-			if pkg.name ~= "python-lsp-server" then
-				return
-			end
-
-			local venv = vim.fn.stdpath("data") .. "/mason/packages/python-lsp-server/venv"
-			local python = is_windows and venv .. "/Scripts/python.exe" or venv .. "/bin/python"
-			local black = is_windows and venv .. "/Scripts/black.exe" or venv .. "/bin/black"
-			local ruff = is_windows and venv .. "/Scripts/ruff.exe" or venv .. "/bin/ruff"
-
-			require("plenary.job")
-				:new({
-					command = python,
-					args = {
-						"-m",
-						"pip",
-						"install",
-						"-U",
-						"--disable-pip-version-check",
-						"python-lsp-black",
-						"python-lsp-ruff",
-						"pylsp-rope",
-					},
-					cwd = venv,
-					env = { VIRTUAL_ENV = venv },
-					on_exit = function()
-						if vim.fn.executable(black) == 1 and vim.fn.executable(ruff) == 1 then
-							vim.notify(
-								"Finished installing pylsp plugins",
-								vim.log.levels.INFO,
-								{ title = "[lsp] Install Status" }
-							)
-						else
-							vim.notify(
-								"Failed to install pylsp plugins. [Executable not found]",
-								vim.log.levels.ERROR,
-								{ title = "[lsp] Install Failure" }
-							)
-						end
-					end,
-					on_start = function()
-						vim.notify(
-							"Now installing pylsp plugins...",
-							vim.log.levels.INFO,
-							{ title = "[lsp] Install Status", timeout = 6000 }
-						)
-					end,
-					on_stderr = function(_, msg_stream)
-						vim.notify(msg_stream, vim.log.levels.ERROR, { title = "[lsp] Install Failure" })
-					end,
-				})
-				:start()
-		end)
-	)
-
-	mason_lspconfig.setup({
-		ensure_installed = require("core.settings").lsp_deps,
-	})
-
-	vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with(vim.lsp.diagnostic.on_publish_diagnostics, {
-		signs = true,
-		underline = true,
-		virtual_text = diagnostics_virtual_text and {
-			severity_limit = diagnostics_level,
-		} or false,
-		-- set update_in_insert to false bacause it was enabled by lspsaga
-		update_in_insert = false,
-	})
+	require("completion.mason").setup()
+	require("completion.mason-lspconfig").setup()
 
 	local opts = {
 		capabilities = require("cmp_nvim_lsp").default_capabilities(vim.lsp.protocol.make_client_capabilities()),
 	}
-	---A handler to setup all servers defined under `completion/servers/*.lua`
-	---@param lsp_name string
-	local function mason_lsp_handler(lsp_name)
-		local ok, custom_handler = pcall(require, "completion.servers." .. lsp_name)
-		if not ok then
-			-- Default to use factory config for server(s) that doesn't include a spec
-			nvim_lsp[lsp_name].setup(opts)
-			return
-		elseif type(custom_handler) == "function" then
-			--- Case where language server requires its own setup
-			--- Make sure to call require("lspconfig")[lsp_name].setup() in the function
-			--- See `clangd.lua` for example.
-			custom_handler(opts)
-		elseif type(custom_handler) == "table" then
-			nvim_lsp[lsp_name].setup(vim.tbl_deep_extend("force", opts, custom_handler))
-		else
-			vim.notify(
-				string.format(
-					"Failed to setup [%s].\n\nServer definition under `completion/servers` must return\neither a fun(opts) or a table (got '%s' instead)",
-					lsp_name,
-					type(custom_handler)
-				),
-				vim.log.levels.ERROR,
-				{ title = "nvim-lspconfig" }
-			)
-		end
-	end
-
-	mason_lspconfig.setup_handlers({ mason_lsp_handler })
-
 	-- Setup lsps that are not supported by `mason.nvim` but supported by `nvim-lspconfig` here.
 	if vim.fn.executable("dart") == 1 then
-		local _opts = require("completion.servers.dartls")
+		local ok, _opts = pcall(require, "user.configs.lsp-servers.dartls")
+		if not ok then
+			_opts = require("completion.servers.dartls")
+		end
 		local final_opts = vim.tbl_deep_extend("keep", _opts, opts)
 		nvim_lsp.dartls.setup(final_opts)
 	end
 
+	pcall(require, "user.configs.lsp")
+
 	vim.api.nvim_command([[LspStart]]) -- Start LSPs
 end
diff --git a/lua/modules/configs/completion/lspsaga.lua b/lua/modules/configs/completion/lspsaga.lua
index 3b977b003..35c2a2a5d 100644
--- a/lua/modules/configs/completion/lspsaga.lua
+++ b/lua/modules/configs/completion/lspsaga.lua
@@ -25,7 +25,7 @@ return function()
 
 	set_sidebar_icons()
 
-	require("lspsaga").setup({
+	require("modules.utils").load_plugin("lspsaga", {
 		-- Breadcrumbs: https://dev.neovim.pro/lspsaga/breadcrumbs/
 		symbol_in_winbar = {
 			enable = true,
diff --git a/lua/modules/configs/completion/luasnip.lua b/lua/modules/configs/completion/luasnip.lua
index ac343855e..d4ecd2b84 100644
--- a/lua/modules/configs/completion/luasnip.lua
+++ b/lua/modules/configs/completion/luasnip.lua
@@ -4,11 +4,11 @@ return function()
 		vim.opt.rtp:append(snippet_path)
 	end
 
-	require("luasnip").config.set_config({
+	require("modules.utils").load_plugin("luasnip", {
 		history = true,
 		update_events = "TextChanged,TextChangedI",
 		delete_check_events = "TextChanged,InsertLeave",
-	})
+	}, false, require("luasnip").config.set_config)
 	require("luasnip.loaders.from_lua").lazy_load()
 	require("luasnip.loaders.from_vscode").lazy_load()
 	require("luasnip.loaders.from_snipmate").lazy_load()
diff --git a/lua/modules/configs/completion/mason-lspconfig.lua b/lua/modules/configs/completion/mason-lspconfig.lua
new file mode 100644
index 000000000..fdf54587c
--- /dev/null
+++ b/lua/modules/configs/completion/mason-lspconfig.lua
@@ -0,0 +1,63 @@
+local M = {}
+
+M.setup = function()
+	local diagnostics_virtual_text = require("core.settings").diagnostics_virtual_text
+	local diagnostics_level = require("core.settings").diagnostics_level
+
+	local nvim_lsp = require("lspconfig")
+	local mason_lspconfig = require("mason-lspconfig")
+	require("lspconfig.ui.windows").default_options.border = "rounded"
+
+	require("modules.utils").load_plugin("mason-lspconfig", {
+		ensure_installed = require("core.settings").lsp_deps,
+	})
+
+	vim.lsp.handlers["textDocument/publishDiagnostics"] = vim.lsp.with(vim.lsp.diagnostic.on_publish_diagnostics, {
+		signs = true,
+		underline = true,
+		virtual_text = diagnostics_virtual_text and {
+			severity_limit = diagnostics_level,
+		} or false,
+		-- set update_in_insert to false bacause it was enabled by lspsaga
+		update_in_insert = false,
+	})
+
+	local opts = {
+		capabilities = require("cmp_nvim_lsp").default_capabilities(vim.lsp.protocol.make_client_capabilities()),
+	}
+	---A handler to setup all servers defined under `completion/servers/*.lua`
+	---@param lsp_name string
+	local function mason_lsp_handler(lsp_name)
+		local ok, custom_handler = pcall(require, "user.configs.lsp-servers." .. lsp_name)
+		-- Use preset if there is no user definition
+		if not ok then
+			ok, custom_handler = pcall(require, "completion.servers." .. lsp_name)
+		end
+		if not ok then
+			-- Default to use factory config for server(s) that doesn't include a spec
+			nvim_lsp[lsp_name].setup(opts)
+			return
+		elseif type(custom_handler) == "function" then
+			--- Case where language server requires its own setup
+			--- Make sure to call require("lspconfig")[lsp_name].setup() in the function
+			--- See `clangd.lua` for example.
+			custom_handler(opts)
+		elseif type(custom_handler) == "table" then
+			nvim_lsp[lsp_name].setup(vim.tbl_deep_extend("force", opts, custom_handler))
+		else
+			vim.notify(
+				string.format(
+					"Failed to setup [%s].\n\nServer definition under `completion/servers` must return\neither a fun(opts) or a table (got '%s' instead)",
+					lsp_name,
+					type(custom_handler)
+				),
+				vim.log.levels.ERROR,
+				{ title = "nvim-lspconfig" }
+			)
+		end
+	end
+
+	mason_lspconfig.setup_handlers({ mason_lsp_handler })
+end
+
+return M
diff --git a/lua/modules/configs/completion/mason-null-ls.lua b/lua/modules/configs/completion/mason-null-ls.lua
new file mode 100644
index 000000000..d077fec41
--- /dev/null
+++ b/lua/modules/configs/completion/mason-null-ls.lua
@@ -0,0 +1,12 @@
+local M = {}
+
+M.setup = function()
+	require("modules.utils").load_plugin("mason-null-ls", {
+		ensure_installed = require("core.settings").null_ls_deps,
+		automatic_installation = false,
+		automatic_setup = true,
+		handlers = {},
+	})
+end
+
+return M
diff --git a/lua/modules/configs/completion/mason.lua b/lua/modules/configs/completion/mason.lua
new file mode 100644
index 000000000..4773532fa
--- /dev/null
+++ b/lua/modules/configs/completion/mason.lua
@@ -0,0 +1,94 @@
+local M = {}
+
+M.setup = function()
+	local is_windows = require("core.global").is_windows
+
+	local mason_registry = require("mason-registry")
+	require("lspconfig.ui.windows").default_options.border = "rounded"
+
+	local icons = {
+		ui = require("modules.utils.icons").get("ui", true),
+		misc = require("modules.utils.icons").get("misc", true),
+	}
+
+	require("modules.utils").load_plugin("mason", {
+		ui = {
+			border = "single",
+			icons = {
+				package_pending = icons.ui.Modified_alt,
+				package_installed = icons.ui.Check,
+				package_uninstalled = icons.misc.Ghost,
+			},
+			keymaps = {
+				toggle_server_expand = "<CR>",
+				install_server = "i",
+				update_server = "u",
+				check_server_version = "c",
+				update_all_servers = "U",
+				check_outdated_servers = "C",
+				uninstall_server = "X",
+				cancel_installation = "<C-c>",
+			},
+		},
+	})
+
+	-- Additional plugins for pylsp
+	mason_registry:on(
+		"package:install:success",
+		vim.schedule_wrap(function(pkg)
+			if pkg.name ~= "python-lsp-server" then
+				return
+			end
+
+			local venv = vim.fn.stdpath("data") .. "/mason/packages/python-lsp-server/venv"
+			local python = is_windows and venv .. "/Scripts/python.exe" or venv .. "/bin/python"
+			local black = is_windows and venv .. "/Scripts/black.exe" or venv .. "/bin/black"
+			local ruff = is_windows and venv .. "/Scripts/ruff.exe" or venv .. "/bin/ruff"
+
+			require("plenary.job")
+				:new({
+					command = python,
+					args = {
+						"-m",
+						"pip",
+						"install",
+						"-U",
+						"--disable-pip-version-check",
+						"python-lsp-black",
+						"python-lsp-ruff",
+						"pylsp-rope",
+					},
+					cwd = venv,
+					env = { VIRTUAL_ENV = venv },
+					on_exit = function()
+						if vim.fn.executable(black) == 1 and vim.fn.executable(ruff) == 1 then
+							vim.notify(
+								"Finished installing pylsp plugins",
+								vim.log.levels.INFO,
+								{ title = "[lsp] Install Status" }
+							)
+						else
+							vim.notify(
+								"Failed to install pylsp plugins. [Executable not found]",
+								vim.log.levels.ERROR,
+								{ title = "[lsp] Install Failure" }
+							)
+						end
+					end,
+					on_start = function()
+						vim.notify(
+							"Now installing pylsp plugins...",
+							vim.log.levels.INFO,
+							{ title = "[lsp] Install Status", timeout = 6000 }
+						)
+					end,
+					on_stderr = function(_, msg_stream)
+						vim.notify(msg_stream, vim.log.levels.ERROR, { title = "[lsp] Install Failure" })
+					end,
+				})
+				:start()
+		end)
+	)
+end
+
+return M
diff --git a/lua/modules/configs/completion/null-ls.lua b/lua/modules/configs/completion/null-ls.lua
index f957ad6cb..ab42abdd7 100644
--- a/lua/modules/configs/completion/null-ls.lua
+++ b/lua/modules/configs/completion/null-ls.lua
@@ -1,6 +1,5 @@
 return function()
 	local null_ls = require("null-ls")
-	local mason_null_ls = require("mason-null-ls")
 	local btns = null_ls.builtins
 
 	-- Please set additional flags for the supported servers here
@@ -27,7 +26,7 @@ return function()
 		}),
 		btns.formatting.rustfmt,
 	}
-	null_ls.setup({
+	require("modules.utils").load_plugin("null-ls", {
 		border = "rounded",
 		debug = false,
 		log_level = "warn",
@@ -35,12 +34,7 @@ return function()
 		sources = sources,
 	})
 
-	mason_null_ls.setup({
-		ensure_installed = require("core.settings").null_ls_deps,
-		automatic_installation = false,
-		automatic_setup = true,
-		handlers = {},
-	})
+	require("completion.mason-null-ls").setup()
 
 	-- Setup usercmd to register/deregister available source(s)
 	local function _gen_completion()
diff --git a/lua/modules/configs/completion/symbols-outline.lua b/lua/modules/configs/completion/symbols-outline.lua
index 923d06051..e44a9268e 100644
--- a/lua/modules/configs/completion/symbols-outline.lua
+++ b/lua/modules/configs/completion/symbols-outline.lua
@@ -5,7 +5,7 @@ return function()
 		ui = require("modules.utils.icons").get("ui", true),
 	}
 
-	require("symbols-outline").setup({
+	require("modules.utils").load_plugin("symbols-outline", {
 		highlight_hovered_item = true,
 		show_guides = true,
 		auto_preview = false,
diff --git a/lua/modules/configs/editor/accelerated-jk.lua b/lua/modules/configs/editor/accelerated-jk.lua
index 92e28a4e5..97132e0d9 100644
--- a/lua/modules/configs/editor/accelerated-jk.lua
+++ b/lua/modules/configs/editor/accelerated-jk.lua
@@ -1,5 +1,5 @@
 return function()
-	require("accelerated-jk").setup({
+	require("modules.utils").load_plugin("accelerated-jk", {
 		mode = "time_driven",
 		enable_deceleration = false,
 		acceleration_motions = {},
diff --git a/lua/modules/configs/editor/autoclose.lua b/lua/modules/configs/editor/autoclose.lua
index 39a2d84f2..d5e9b0d46 100644
--- a/lua/modules/configs/editor/autoclose.lua
+++ b/lua/modules/configs/editor/autoclose.lua
@@ -1,5 +1,5 @@
 return function()
-	require("autoclose").setup({
+	require("modules.utils").load_plugin("autoclose", {
 		keys = {
 			["("] = { escape = false, close = true, pair = "()" },
 			["["] = { escape = false, close = true, pair = "[]" },
diff --git a/lua/modules/configs/editor/autotag.lua b/lua/modules/configs/editor/autotag.lua
index 6926a65d0..303b67fd2 100644
--- a/lua/modules/configs/editor/autotag.lua
+++ b/lua/modules/configs/editor/autotag.lua
@@ -1,5 +1,5 @@
 return function()
-	require("nvim-ts-autotag").setup({
+	require("modules.utils").load_plugin("nvim-ts-autotag", {
 		filetypes = {
 			"html",
 			"javascript",
diff --git a/lua/modules/configs/editor/better-escape.lua b/lua/modules/configs/editor/better-escape.lua
index 7a80e9276..9d6c7bfb8 100644
--- a/lua/modules/configs/editor/better-escape.lua
+++ b/lua/modules/configs/editor/better-escape.lua
@@ -1,5 +1,5 @@
 return function()
-	require("better_escape").setup({
+	require("modules.utils").load_plugin("better_escape", {
 		mapping = { "jk", "jj" }, -- a table with mappings to use
 		timeout = vim.o.timeoutlen, -- the time in which the keys must be hit in ms. Use option timeoutlen by default
 		clear_empty_lines = false, -- clear line after escaping if there is only whitespace
diff --git a/lua/modules/configs/editor/bigfile.lua b/lua/modules/configs/editor/bigfile.lua
index 90c6c9fbb..f5f0ae46d 100644
--- a/lua/modules/configs/editor/bigfile.lua
+++ b/lua/modules/configs/editor/bigfile.lua
@@ -15,7 +15,7 @@ return function()
 		end,
 	}
 
-	require("bigfile").setup({
+	require("modules.utils").load_plugin("bigfile", {
 		filesize = 1, -- size of the file in MiB
 		pattern = { "*" }, -- autocmd pattern
 		features = { -- features to disable
diff --git a/lua/modules/configs/editor/cleverf.lua b/lua/modules/configs/editor/cleverf.lua
index 731a7adec..2b640a933 100644
--- a/lua/modules/configs/editor/cleverf.lua
+++ b/lua/modules/configs/editor/cleverf.lua
@@ -8,4 +8,6 @@ return function()
 	vim.g.clever_f_mark_direct_color = "CleverChar"
 	vim.g.clever_f_mark_direct = true
 	vim.g.clever_f_timeout_ms = 1500
+
+	require("modules.utils").load_plugin("cleverf", nil, true)
 end
diff --git a/lua/modules/configs/editor/colorizer.lua b/lua/modules/configs/editor/colorizer.lua
index d0e7569ab..efee45019 100644
--- a/lua/modules/configs/editor/colorizer.lua
+++ b/lua/modules/configs/editor/colorizer.lua
@@ -1,3 +1,3 @@
 return function()
-	require("colorizer").setup({})
+	require("modules.utils").load_plugin("colorizer", {})
 end
diff --git a/lua/modules/configs/editor/comment.lua b/lua/modules/configs/editor/comment.lua
index 9f161ddfd..a4a0c2d57 100644
--- a/lua/modules/configs/editor/comment.lua
+++ b/lua/modules/configs/editor/comment.lua
@@ -1,5 +1,5 @@
 return function()
-	require("Comment").setup({
+	require("modules.utils").load_plugin("Comment", {
 		-- Add a space b/w comment and the line
 		padding = true,
 		-- Whether the cursor should stay at its position
diff --git a/lua/modules/configs/editor/hop.lua b/lua/modules/configs/editor/hop.lua
index be2a5ebf7..d52fa5bd6 100644
--- a/lua/modules/configs/editor/hop.lua
+++ b/lua/modules/configs/editor/hop.lua
@@ -1,3 +1,3 @@
 return function()
-	require("hop").setup({ keys = "etovxqpdygfblzhckisuran" })
+	require("modules.utils").load_plugin("hop", { keys = "etovxqpdygfblzhckisuran" })
 end
diff --git a/lua/modules/configs/editor/persisted.lua b/lua/modules/configs/editor/persisted.lua
index 8b1c9538e..003d8cb9d 100644
--- a/lua/modules/configs/editor/persisted.lua
+++ b/lua/modules/configs/editor/persisted.lua
@@ -1,5 +1,5 @@
 return function()
-	require("persisted").setup({
+	require("modules.utils").load_plugin("persisted", {
 		save_dir = vim.fn.expand(vim.fn.stdpath("data") .. "/sessions/"), -- directory where session files are saved
 		silent = false, -- silent nvim message when sourcing session file
 		use_git_branch = true, -- create session files based on the branch of the git enabled repository
diff --git a/lua/modules/configs/editor/rainbow_delims.lua b/lua/modules/configs/editor/rainbow_delims.lua
index e263cbf6a..0f1a50aa2 100644
--- a/lua/modules/configs/editor/rainbow_delims.lua
+++ b/lua/modules/configs/editor/rainbow_delims.lua
@@ -40,4 +40,5 @@ return function()
 			"RainbowDelimiterViolet",
 		},
 	}
+	require("modules.utils").load_plugin("rainbow_delimiters", nil, true)
 end
diff --git a/lua/modules/configs/editor/suda.lua b/lua/modules/configs/editor/suda.lua
index bf77b65b1..d70aa61b6 100644
--- a/lua/modules/configs/editor/suda.lua
+++ b/lua/modules/configs/editor/suda.lua
@@ -1,3 +1,5 @@
 return function()
 	vim.g["suda#prompt"] = "Enter administrator password: "
+
+	require("modules.utils").load_plugin("suda", nil, true)
 end
diff --git a/lua/modules/configs/editor/tabout.lua b/lua/modules/configs/editor/tabout.lua
index dd6915f27..f333c683e 100644
--- a/lua/modules/configs/editor/tabout.lua
+++ b/lua/modules/configs/editor/tabout.lua
@@ -1,5 +1,5 @@
 return function()
-	require("tabout").setup({
+	require("modules.utils").load_plugin("tabout", {
 		tabkey = "", -- key to trigger tabout, set to an empty string to disable
 		backwards_tabkey = "", -- key to trigger backwards tabout, set to an empty string to disable
 		act_as_tab = true, -- shift content if tab out is not possible
diff --git a/lua/modules/configs/editor/treesitter.lua b/lua/modules/configs/editor/treesitter.lua
index 2ee63f399..d9d352a25 100644
--- a/lua/modules/configs/editor/treesitter.lua
+++ b/lua/modules/configs/editor/treesitter.lua
@@ -4,7 +4,7 @@ return vim.schedule_wrap(function()
 	vim.api.nvim_set_option_value("foldmethod", "expr", {})
 	vim.api.nvim_set_option_value("foldexpr", "nvim_treesitter#foldexpr()", {})
 
-	require("nvim-treesitter.configs").setup({
+	require("modules.utils").load_plugin("nvim-treesitter", {
 		ensure_installed = {
 			"bash",
 			"c",
@@ -72,7 +72,7 @@ return vim.schedule_wrap(function()
 		},
 		context_commentstring = { enable = true, enable_autocmd = false },
 		matchup = { enable = true },
-	})
+	}, false, require("nvim-treesitter.configs").setup)
 	require("nvim-treesitter.install").prefer_git = true
 	if use_ssh then
 		local parsers = require("nvim-treesitter.parsers").get_parser_configs()
diff --git a/lua/modules/configs/editor/ts-context.lua b/lua/modules/configs/editor/ts-context.lua
index 4f31e5a70..7dcf25c44 100644
--- a/lua/modules/configs/editor/ts-context.lua
+++ b/lua/modules/configs/editor/ts-context.lua
@@ -1,5 +1,5 @@
 return function()
-	require("treesitter-context").setup({
+	require("modules.utils").load_plugin("treesitter-context", {
 		enable = true,
 		max_lines = 0, -- How many lines the window should span. Values <= 0 mean no limit.
 		min_window_height = 0, -- Minimum editor window height to enable context. Values <= 0 mean no limit.
diff --git a/lua/modules/configs/editor/vim-illuminate.lua b/lua/modules/configs/editor/vim-illuminate.lua
index c0cafbe76..906489008 100644
--- a/lua/modules/configs/editor/vim-illuminate.lua
+++ b/lua/modules/configs/editor/vim-illuminate.lua
@@ -1,5 +1,5 @@
 return function()
-	require("illuminate").configure({
+	require("modules.utils").load_plugin("vim-illuminate", {
 		providers = {
 			"lsp",
 			"treesitter",
@@ -24,5 +24,5 @@ return function()
 			"toggleterm",
 		},
 		under_cursor = false,
-	})
+	}, false, require("illuminate").configure)
 end
diff --git a/lua/modules/configs/lang/crates.lua b/lua/modules/configs/lang/crates.lua
index f6272b312..e77c222b2 100644
--- a/lua/modules/configs/lang/crates.lua
+++ b/lua/modules/configs/lang/crates.lua
@@ -7,7 +7,7 @@ return function()
 		kind = require("modules.utils.icons").get("kind", true),
 	}
 
-	require("crates").setup({
+	require("modules.utils").load_plugin("crates", {
 		smart_insert = true,
 		insert_closing_quote = true,
 		avoid_prerelease = true,
diff --git a/lua/modules/configs/lang/rust-tools.lua b/lua/modules/configs/lang/rust-tools.lua
index b844e1463..0db716733 100644
--- a/lua/modules/configs/lang/rust-tools.lua
+++ b/lua/modules/configs/lang/rust-tools.lua
@@ -164,5 +164,5 @@ return function()
 		},
 	}
 
-	require("rust-tools").setup(opts)
+	require("moudles.utils").load_plugin("rust-tools", opts)
 end
diff --git a/lua/modules/configs/lang/vim-go.lua b/lua/modules/configs/lang/vim-go.lua
index d5452ea94..f4279e367 100644
--- a/lua/modules/configs/lang/vim-go.lua
+++ b/lua/modules/configs/lang/vim-go.lua
@@ -2,4 +2,6 @@ return function()
 	vim.g.go_doc_keywordprg_enabled = 0
 	vim.g.go_def_mapping_enabled = 0
 	vim.g.go_code_completion_enabled = 0
+
+	require("modules.utils").load_plugin("vim-go", nil, true)
 end
diff --git a/lua/modules/configs/tool/dap/dapui.lua b/lua/modules/configs/tool/dap/dapui.lua
index b588f0816..ab14dbc26 100644
--- a/lua/modules/configs/tool/dap/dapui.lua
+++ b/lua/modules/configs/tool/dap/dapui.lua
@@ -4,7 +4,7 @@ return function()
 		dap = require("modules.utils.icons").get("dap"),
 	}
 
-	require("dapui").setup({
+	require("modules.utils").load_plugin("dapui", {
 		force_buffers = true,
 		icons = {
 			expanded = icons.ui.ArrowOpen,
diff --git a/lua/modules/configs/tool/dap/init.lua b/lua/modules/configs/tool/dap/init.lua
index 8fff15a4e..f2fa42aa6 100644
--- a/lua/modules/configs/tool/dap/init.lua
+++ b/lua/modules/configs/tool/dap/init.lua
@@ -47,7 +47,11 @@ return function()
 	---@param config table
 	local function mason_dap_handler(config)
 		local dap_name = config.name
-		local ok, custom_handler = pcall(require, "tool.dap.clients." .. dap_name)
+		local ok, custom_handler = pcall(require, "user.configs.dap-clients." .. dap_name)
+		if not ok then
+			-- Use preset if there is no user definition
+			ok, custom_handler = pcall(require, "tool.dap.clients." .. dap_name)
+		end
 		if not ok then
 			-- Default to use factory config for clients(s) that doesn't include a spec
 			mason_dap.default_setup(config)
@@ -72,7 +76,7 @@ return function()
 		end
 	end
 
-	mason_dap.setup({
+	require("modules.utils").load_plugin("mason-nvim-dap", {
 		ensure_installed = require("core.settings").dap_deps,
 		automatic_installation = true,
 		handlers = { mason_dap_handler },
diff --git a/lua/modules/configs/tool/fcitx5.lua b/lua/modules/configs/tool/fcitx5.lua
index c5bc70c94..c8b10e14e 100644
--- a/lua/modules/configs/tool/fcitx5.lua
+++ b/lua/modules/configs/tool/fcitx5.lua
@@ -1,5 +1,5 @@
 return function()
-	require("fcitx5").setup({
+	require("modules.utils").load_plugin("fcitx5", {
 		msg = nil, -- string | nil: printed when startup is completed
 		imname = { -- fcitx5.Imname | nil: imnames on each mode set as prior. See `:h map-table` for more in-depth information.
 			norm = nil, -- string | nil: imname to set in normal mode. if nil, will restore the mode on exit.
diff --git a/lua/modules/configs/tool/nvim-tree.lua b/lua/modules/configs/tool/nvim-tree.lua
index 0930efed3..c799629c8 100644
--- a/lua/modules/configs/tool/nvim-tree.lua
+++ b/lua/modules/configs/tool/nvim-tree.lua
@@ -6,7 +6,7 @@ return function()
 		ui = require("modules.utils.icons").get("ui"),
 	}
 
-	require("nvim-tree").setup({
+	require("modules.utils").load_plugin("nvim-tree", {
 		auto_reload_on_write = true,
 		create_in_closed_folder = false,
 		disable_netrw = false,
diff --git a/lua/modules/configs/tool/project.lua b/lua/modules/configs/tool/project.lua
index 153d023ee..3d77ab7ad 100644
--- a/lua/modules/configs/tool/project.lua
+++ b/lua/modules/configs/tool/project.lua
@@ -1,5 +1,5 @@
 return function()
-	require("project_nvim").setup({
+	require("modules.utils").load_plugin("project_nvim", {
 		manual_mode = false,
 		detection_methods = { "lsp", "pattern" },
 		patterns = { ".git", "_darcs", ".hg", ".bzr", ".svn", "Makefile", "package.json" },
diff --git a/lua/modules/configs/tool/smartyank.lua b/lua/modules/configs/tool/smartyank.lua
index d354de52a..551ae6fab 100644
--- a/lua/modules/configs/tool/smartyank.lua
+++ b/lua/modules/configs/tool/smartyank.lua
@@ -1,5 +1,5 @@
 return function()
-	require("smartyank").setup({
+	require("modules.utils").load_plugin("smartyank", {
 		highlight = {
 			enabled = false, -- highlight yanked text
 			higroup = "IncSearch", -- highlight group of yanked text
diff --git a/lua/modules/configs/tool/sniprun.lua b/lua/modules/configs/tool/sniprun.lua
index 06f018542..78cb97941 100644
--- a/lua/modules/configs/tool/sniprun.lua
+++ b/lua/modules/configs/tool/sniprun.lua
@@ -1,5 +1,5 @@
 return function()
-	require("sniprun").setup({
+	require("modules.utils").load_plugin("sniprun", {
 		selected_interpreters = {}, -- " use those instead of the default for the current filetype
 		repl_enable = {}, -- " enable REPL-like behavior for the given interpreters
 		repl_disable = {}, -- " disable REPL-like behavior for the given interpreters
diff --git a/lua/modules/configs/tool/telescope.lua b/lua/modules/configs/tool/telescope.lua
index cdd38cea6..01f7854da 100644
--- a/lua/modules/configs/tool/telescope.lua
+++ b/lua/modules/configs/tool/telescope.lua
@@ -2,7 +2,7 @@ return function()
 	local icons = { ui = require("modules.utils.icons").get("ui", true) }
 	local lga_actions = require("telescope-live-grep-args.actions")
 
-	require("telescope").setup({
+	require("modules.utils").load_plugin("telescope", {
 		defaults = {
 			vimgrep_arguments = {
 				"rg",
diff --git a/lua/modules/configs/tool/toggleterm.lua b/lua/modules/configs/tool/toggleterm.lua
index dba129dfe..c05c2f64f 100644
--- a/lua/modules/configs/tool/toggleterm.lua
+++ b/lua/modules/configs/tool/toggleterm.lua
@@ -1,5 +1,5 @@
 return function()
-	require("toggleterm").setup({
+	require("modules.utils").load_plugin("toggleterm", {
 		-- size can be a number or function which is passed the current terminal
 		size = function(term)
 			if term.direction == "horizontal" then
diff --git a/lua/modules/configs/tool/trouble.lua b/lua/modules/configs/tool/trouble.lua
index fe9fb60c0..386af479a 100644
--- a/lua/modules/configs/tool/trouble.lua
+++ b/lua/modules/configs/tool/trouble.lua
@@ -4,7 +4,7 @@ return function()
 		diagnostics = require("modules.utils.icons").get("diagnostics"),
 	}
 
-	require("trouble").setup({
+	require("modules.utils").load_plugin("trouble", {
 		position = "bottom", -- position of the list can be: bottom, top, left, right
 		height = 10, -- height of the trouble list when position is top or bottom
 		width = 50, -- width of the list when position is left or right
diff --git a/lua/modules/configs/tool/which-key.lua b/lua/modules/configs/tool/which-key.lua
index 319264fde..9c9d8d95f 100644
--- a/lua/modules/configs/tool/which-key.lua
+++ b/lua/modules/configs/tool/which-key.lua
@@ -4,7 +4,7 @@ return function()
 		misc = require("modules.utils.icons").get("misc"),
 	}
 
-	require("which-key").setup({
+	require("modules.utils").load_plugin("which-key", {
 		plugins = {
 			presets = {
 				operators = false,
diff --git a/lua/modules/configs/tool/wilder.lua b/lua/modules/configs/tool/wilder.lua
index 6f08ada28..45105b3f7 100644
--- a/lua/modules/configs/tool/wilder.lua
+++ b/lua/modules/configs/tool/wilder.lua
@@ -2,7 +2,6 @@ return function()
 	local wilder = require("wilder")
 	local icons = { ui = require("modules.utils.icons").get("ui") }
 
-	wilder.setup({ modes = { ":", "/", "?" } })
 	wilder.set_option("use_python_remote_plugin", 0)
 	wilder.set_option("pipeline", {
 		wilder.branch(
@@ -61,4 +60,6 @@ return function()
 			substitute = wildmenu_renderer,
 		})
 	)
+
+	require("modules.utils").load_plugin("wilder", { modes = { ":", "/", "?" } })
 end
diff --git a/lua/modules/configs/ui/alpha.lua b/lua/modules/configs/ui/alpha.lua
index beefe686d..b3d5f1a6d 100644
--- a/lua/modules/configs/ui/alpha.lua
+++ b/lua/modules/configs/ui/alpha.lua
@@ -1,5 +1,4 @@
 return function()
-	local alpha = require("alpha")
 	local dashboard = require("alpha.themes.dashboard")
 	require("modules.utils").gen_alpha_hl()
 
@@ -154,7 +153,7 @@ return function()
 		dashboard.section.footer,
 	}
 
-	alpha.setup(dashboard.opts)
+	require("modules.utils").load_plugin("alpha", dashboard.opts)
 
 	vim.api.nvim_create_autocmd("User", {
 		pattern = "LazyVimStarted",
diff --git a/lua/modules/configs/ui/bufferline.lua b/lua/modules/configs/ui/bufferline.lua
index 2b34868a9..f497a72cd 100644
--- a/lua/modules/configs/ui/bufferline.lua
+++ b/lua/modules/configs/ui/bufferline.lua
@@ -67,5 +67,5 @@ return function()
 		opts = vim.tbl_deep_extend("force", opts, catppuccin_hl_overwrite)
 	end
 
-	require("bufferline").setup(opts)
+	require("modules.utils").load_plugin("bufferline", opts)
 end
diff --git a/lua/modules/configs/ui/catppuccin.lua b/lua/modules/configs/ui/catppuccin.lua
index e2b63ac22..c4f1ae033 100644
--- a/lua/modules/configs/ui/catppuccin.lua
+++ b/lua/modules/configs/ui/catppuccin.lua
@@ -2,7 +2,7 @@ return function()
 	local transparent_background = require("core.settings").transparent_background
 	local clear = {}
 
-	require("catppuccin").setup({
+	require("modules.utils").load_plugin("catppuccin", {
 		flavour = "mocha", -- Can be one of: latte, frappe, macchiato, mocha
 		background = { light = "latte", dark = "mocha" },
 		dim_inactive = {
diff --git a/lua/modules/configs/ui/edge.lua b/lua/modules/configs/ui/edge.lua
index 6f63356be..04d1ebc4a 100644
--- a/lua/modules/configs/ui/edge.lua
+++ b/lua/modules/configs/ui/edge.lua
@@ -5,4 +5,6 @@ return function()
 	vim.g.edge_show_eob = 1
 	vim.g.edge_better_performance = 1
 	vim.g.edge_transparent_background = require("core.settings").transparent_background and 2 or 0
+
+	require("modules.utils").load_plugin("edge", nil, true)
 end
diff --git a/lua/modules/configs/ui/fidget.lua b/lua/modules/configs/ui/fidget.lua
index 5d5ffbf79..e2ef87a61 100644
--- a/lua/modules/configs/ui/fidget.lua
+++ b/lua/modules/configs/ui/fidget.lua
@@ -1,5 +1,5 @@
 return function()
-	require("fidget").setup({
+	require("modules.utils").load_plugin("fidget", {
 		window = { blend = 0 },
 		sources = {
 			["null-ls"] = { ignore = true },
diff --git a/lua/modules/configs/ui/gitsigns.lua b/lua/modules/configs/ui/gitsigns.lua
index cefc4712c..c70684266 100644
--- a/lua/modules/configs/ui/gitsigns.lua
+++ b/lua/modules/configs/ui/gitsigns.lua
@@ -1,6 +1,6 @@
 return function()
 	local mapping = require("keymap.ui")
-	require("gitsigns").setup({
+	require("modules.utils").load_plugin("gitsigns", {
 		signs = {
 			add = {
 				hl = "GitSignsAdd",
diff --git a/lua/modules/configs/ui/indent-blankline.lua b/lua/modules/configs/ui/indent-blankline.lua
index 36f4516d9..b7735bcc1 100644
--- a/lua/modules/configs/ui/indent-blankline.lua
+++ b/lua/modules/configs/ui/indent-blankline.lua
@@ -1,5 +1,5 @@
 return function()
-	require("indent_blankline").setup({
+	require("modules.utils").load_plugin("indent_blankline", {
 		char = "│",
 		context_char = "┃",
 		show_first_indent_level = true,
diff --git a/lua/modules/configs/ui/lualine.lua b/lua/modules/configs/ui/lualine.lua
index ed6366fb7..9b3fcc951 100644
--- a/lua/modules/configs/ui/lualine.lua
+++ b/lua/modules/configs/ui/lualine.lua
@@ -254,7 +254,7 @@ return function()
 		},
 	}
 
-	require("lualine").setup({
+	require("modules.utils").load_plugin("lualine", {
 		options = {
 			icons_enabled = true,
 			theme = custom_theme(),
diff --git a/lua/modules/configs/ui/neodim.lua b/lua/modules/configs/ui/neodim.lua
index 56f94fac1..17a5b262c 100644
--- a/lua/modules/configs/ui/neodim.lua
+++ b/lua/modules/configs/ui/neodim.lua
@@ -1,7 +1,7 @@
 return function()
 	local blend_color = require("modules.utils").gen_neodim_blend_attr()
 
-	require("neodim").setup({
+	require("modules.utils").load_plugin("neodim", {
 		alpha = 0.45,
 		blend_color = blend_color,
 		refresh_delay = 75, -- time in ms to wait after typing before refreshing diagnostics
diff --git a/lua/modules/configs/ui/neoscroll.lua b/lua/modules/configs/ui/neoscroll.lua
index 10235a846..9b1ae9069 100644
--- a/lua/modules/configs/ui/neoscroll.lua
+++ b/lua/modules/configs/ui/neoscroll.lua
@@ -1,5 +1,5 @@
 return function()
-	require("neoscroll").setup({
+	require("modules.utils").load_plugin("neoscroll", {
 		-- All these keys will be mapped to their corresponding default scrolling animation
 		mappings = {
 			"<C-u>",
diff --git a/lua/modules/configs/ui/nord.lua b/lua/modules/configs/ui/nord.lua
index 17f535539..c196a24eb 100644
--- a/lua/modules/configs/ui/nord.lua
+++ b/lua/modules/configs/ui/nord.lua
@@ -5,4 +5,6 @@ return function()
 	vim.g.nord_disable_background = require("core.settings").transparent_background
 	vim.g.nord_enable_sidebar_background = true
 	vim.g.nord_italic = true
+
+	require("modules.utils").load_plugin("nord", nil, true)
 end
diff --git a/lua/modules/configs/ui/notify.lua b/lua/modules/configs/ui/notify.lua
index 21f6168e9..2eacdfb23 100644
--- a/lua/modules/configs/ui/notify.lua
+++ b/lua/modules/configs/ui/notify.lua
@@ -6,7 +6,7 @@ return function()
 		ui = require("modules.utils.icons").get("ui"),
 	}
 
-	notify.setup({
+	require("modules.utils").load_plugin("notify", {
 		---@usage Animation style one of { "fade", "slide", "fade_in_slide_out", "static" }
 		stages = "fade",
 		---@usage Function called when a new window is opened, use for changing win settings/config
diff --git a/lua/modules/configs/ui/paint.lua b/lua/modules/configs/ui/paint.lua
index 434355659..5747cc2a9 100644
--- a/lua/modules/configs/ui/paint.lua
+++ b/lua/modules/configs/ui/paint.lua
@@ -1,5 +1,5 @@
 return function()
-	require("paint").setup({
+	require("modules.utils").load_plugin("paint", {
 		---type PaintHighlight[]
 		highlights = {
 			{
diff --git a/lua/modules/configs/ui/scrollview.lua b/lua/modules/configs/ui/scrollview.lua
index a304ec989..78a7c7ce7 100644
--- a/lua/modules/configs/ui/scrollview.lua
+++ b/lua/modules/configs/ui/scrollview.lua
@@ -1,7 +1,7 @@
 return function()
 	local icons = { diagnostics = require("modules.utils.icons").get("diagnostics", true) }
 
-	require("scrollview").setup({
+	require("modules.utils").load_plugin("scrollview", {
 		scrollview_mode = "virtual",
 		excluded_filetypes = { "NvimTree", "terminal", "nofile", "Outline" },
 		winblend = 0,
diff --git a/lua/modules/configs/ui/specs.lua b/lua/modules/configs/ui/specs.lua
index e32382b1b..4fc97ec38 100644
--- a/lua/modules/configs/ui/specs.lua
+++ b/lua/modules/configs/ui/specs.lua
@@ -1,5 +1,5 @@
 return function()
-	require("specs").setup({
+	require("modules.utils").load_plugin("specs", {
 		show_jumps = true,
 		min_jump = 10,
 		popup = {
diff --git a/lua/modules/utils/init.lua b/lua/modules/utils/init.lua
index 57bb46da1..f6ab9e88b 100644
--- a/lua/modules/utils/init.lua
+++ b/lua/modules/utils/init.lua
@@ -249,4 +249,104 @@ function M.tobool(value)
 	end
 end
 
+--- Function to recursively merge src into dst
+--- Unlike vim.tbl_deep_extend(), this function extends if the original value is a list
+---@paramm dst table @Table which will be modified and appended to
+---@paramm src table @Table from which values will be inserted
+---@return table @Modified table
+local function tbl_recursive_merge(dst, src)
+	for key, value in pairs(src) do
+		if type(dst[key]) == "table" and type(value) == "function" then
+			dst[key] = value()
+		elseif type(dst[key]) == "table" and vim.tbl_islist(dst[key]) then
+			vim.list_extend(dst[key], value)
+		elseif type(dst[key]) == "table" and not vim.tbl_islist(dst[key]) then
+			tbl_recursive_merge(dst[key], value)
+		else
+			dst[key] = value
+		end
+	end
+	return dst
+end
+
+-- Function to extend existing core configs (settings, events, etc.)
+---@param config table @The default config to be merged with
+---@param user_config string @The module name used to require user config
+---@return table @Extended config
+function M.extend_config(config, user_config)
+	local ok, extras = pcall(require, user_config)
+	if ok and type(extras) == "table" then
+		config = tbl_recursive_merge(config, extras)
+	end
+	return config
+end
+
+---@param plugin_name string @Module name of the plugin (used to setup itself)
+---@param opts nil|table @The default config to be merged with
+---@param vim_plugin? boolean @If this plugin is written in vimscript or not
+---@param setup_callback? function @Add new callback if the plugin needs unusual setup function
+function M.load_plugin(plugin_name, opts, vim_plugin, setup_callback)
+	vim_plugin = vim_plugin or false
+
+	-- Get the file name of the default config
+	local fname = debug.getinfo(2, "S").source:match("[^@/\\]*.lua$")
+	local ok, user_config = pcall(require, "user.configs." .. fname:sub(0, #fname - 4))
+	if ok and vim_plugin then
+		if user_config == false then
+			-- Return early if the user explicitly requires disabling plugin setup
+			return
+		elseif type(user_config) == "function" then
+			-- OK, setup as instructed by the user
+			user_config()
+		else
+			vim.notify(
+				string.format(
+					"<%s> is not a typical Lua plugin, please return a function with\nthe corresponding options defined instead (usually via `vim.g.*`)",
+					plugin_name
+				),
+				vim.log.levels.ERROR,
+				{ title = "[utils] Runtime Error (User Config)" }
+			)
+		end
+	elseif not vim_plugin then
+		if user_config == false then
+			-- Return early if the user explicitly requires disabling plugin setup
+			return
+		else
+			setup_callback = setup_callback or require(plugin_name).setup
+			-- User config exists?
+			if ok then
+				-- Extend base config if the returned user config is a table
+				if type(user_config) == "table" then
+					opts = tbl_recursive_merge(opts, user_config)
+					setup_callback(opts)
+				-- Replace base config if the returned user config is a function
+				elseif type(user_config) == "function" then
+					local user_opts = user_config()
+					if type(user_opts) == "table" then
+						setup_callback(user_opts)
+					end
+				else
+					vim.notify(
+						string.format(
+							[[
+Please return a `table` if you want to override some of the default options OR a
+`function` returning a `table` if you want to replace the default options completely.
+
+We received a `%s` for plugin <%s>.]],
+							type(user_config),
+							plugin_name
+						),
+						vim.log.levels.ERROR,
+						{ title = "[utils] Runtime Error (User Config)" }
+					)
+				end
+			else
+				-- Nothing provided... Fallback as default setup of the plugin
+				setup_callback(opts)
+			end
+		end
+	end
+end
+
 return M
diff --git a/lua/modules/utils/keymap.lua b/lua/modules/utils/keymap.lua
index 2b66a092d..e249250d5 100644
--- a/lua/modules/utils/keymap.lua
+++ b/lua/modules/utils/keymap.lua
@@ -92,6 +92,7 @@ local function get_fallback(map)
 	end
 end
 
+-- Amends a mapping (i.e., allows fallback when certain conditions are met)
 ---@param cond string
 ---@param mode string
 ---@param lhs string
@@ -112,6 +113,23 @@ local function amend(cond, mode, lhs, rhs, opts)
 	end, options)
 end
 
+-- Completely replace a mapping
+---@param mode string
+---@param lhs string
+---@param rhs string
+---@param opts? table
+---@param buf? boolean|number
+local function replace(mode, lhs, rhs, opts, buf)
+	get_map(mode, lhs)
+
+	local options = vim.deepcopy(opts) or {}
+	if buf and type(buf) == "number" then
+		vim.api.nvim_buf_set_keymap(buf, mode, lhs, rhs, options)
+	else
+		vim.api.nvim_set_keymap(mode, lhs, rhs, options)
+	end
+end
+
 ---Amend the existing keymap.
 ---@param cond string
 ---@param mode string | string[]
@@ -128,6 +146,23 @@ local function modes_amend(cond, mode, lhs, rhs, opts)
 	end
 end
 
+---Replace the existing keymap.
+---@param mode string | string[]
+---@param lhs string
+---@param rhs string
+---@param opts? table
+---@param buf? boolean|number
+local function modes_replace(mode, lhs, rhs, opts, buf)
+	if type(mode) == "table" then
+		for _, m in ipairs(mode) do
+			replace(m, lhs, rhs, opts, buf)
+		end
+	else
+		replace(mode, lhs, rhs, opts, buf)
+	end
+end
+
+---Amend the existing keymap.
 ---@param cond string
 ---@param global_flag string
 ---@param mapping table<string, map_rhs>
@@ -149,4 +184,22 @@ function M.amend(cond, global_flag, mapping)
 	end
 end
 
+---Replace the existing keymap.
+---@param mapping table<string, map_rhs>
+function M.replace(mapping)
+	for key, value in pairs(mapping) do
+		local modes, keymap = key:match("([^|]*)|?(.*)")
+		if type(value) == "table" then
+			local rhs = value.cmd
+			local options = value.options
+			local buffer = value.buffer
+			modes_replace(vim.split(modes, ""), keymap, rhs, options, buffer)
+		elseif value == "" or value == false then
+			for _, m in ipairs(vim.split(modes, "")) do
+				get_map(m, keymap)
+			end
+		end
+	end
+end
+
 return M
diff --git a/lua/user/configs/.gitkeep b/lua/user/configs/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/lua/user/configs/dap-clients/.gitkeep b/lua/user/configs/dap-clients/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/lua/user/configs/lsp-servers/.gitkeep b/lua/user/configs/lsp-servers/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/lua/user/event.lua b/lua/user/event.lua
new file mode 100644
index 000000000..44bee88ca
--- /dev/null
+++ b/lua/user/event.lua
@@ -0,0 +1,8 @@
+local definitions = {
+	-- Example
+	bufs = {
+		{ "BufWritePre", "COMMIT_EDITMSG", "setlocal noundofile" },
+	},
+}
+
+return definitions
diff --git a/lua/user/keymap/completion.lua b/lua/user/keymap/completion.lua
new file mode 100644
index 000000000..1000f157d
--- /dev/null
+++ b/lua/user/keymap/completion.lua
@@ -0,0 +1,16 @@
+local mappings = {}
+
+-- Place global keymaps here.
+mappings["plug_map"] = {}
+
+-- NOTE: This function is special! Keymaps defined here are ONLY effective in buffers with LSP(s) attached
+-- NOTE: Make sure to include `:with_buffer(buf)` to limit the scope of your mappings.
+---@param buf number @The effective bufnr
+mappings["lsp"] = function(buf)
+	return {
+		-- Example
+		["n|K"] = require("keymap.bind").map_cr("Lspsaga hover_doc"):with_buffer(buf):with_desc("lsp: Show doc"),
+	}
+end
+
+return mappings
diff --git a/lua/user/keymap/core.lua b/lua/user/keymap/core.lua
new file mode 100644
index 000000000..a56470754
--- /dev/null
+++ b/lua/user/keymap/core.lua
@@ -0,0 +1 @@
+return {}
diff --git a/lua/user/keymap/editor.lua b/lua/user/keymap/editor.lua
new file mode 100644
index 000000000..a56470754
--- /dev/null
+++ b/lua/user/keymap/editor.lua
@@ -0,0 +1 @@
+return {}
diff --git a/lua/user/keymap/init.lua b/lua/user/keymap/init.lua
new file mode 100644
index 000000000..f4a08e258
--- /dev/null
+++ b/lua/user/keymap/init.lua
@@ -0,0 +1,9 @@
+return vim.tbl_extend(
+	"force",
+	require("user.keymap.core"),
+	require("user.keymap.completion").plug_map,
+	require("user.keymap.editor"),
+	require("user.keymap.lang"),
+	require("user.keymap.tool"),
+	require("user.keymap.ui")
+)
diff --git a/lua/user/keymap/lang.lua b/lua/user/keymap/lang.lua
new file mode 100644
index 000000000..a56470754
--- /dev/null
+++ b/lua/user/keymap/lang.lua
@@ -0,0 +1 @@
+return {}
diff --git a/lua/user/keymap/tool.lua b/lua/user/keymap/tool.lua
new file mode 100644
index 000000000..a56470754
--- /dev/null
+++ b/lua/user/keymap/tool.lua
@@ -0,0 +1 @@
+return {}
diff --git a/lua/user/keymap/ui.lua b/lua/user/keymap/ui.lua
new file mode 100644
index 000000000..a56470754
--- /dev/null
+++ b/lua/user/keymap/ui.lua
@@ -0,0 +1 @@
+return {}
diff --git a/lua/user/options.lua b/lua/user/options.lua
new file mode 100644
index 000000000..df03ac57f
--- /dev/null
+++ b/lua/user/options.lua
@@ -0,0 +1,6 @@
+local options = {
+	-- Example
+	autoindent = true,
+}
+
+return options
diff --git a/lua/user/plugins/.gitkeep b/lua/user/plugins/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/lua/user/settings.lua b/lua/user/settings.lua
new file mode 100644
index 000000000..3e11eb9c7
--- /dev/null
+++ b/lua/user/settings.lua
@@ -0,0 +1,9 @@
+-- Please check `lua/core/settings.lua` to view the full list of configurable settings
+local settings = {}
+
+-- Examples
+settings["use_ssh"] = true
+
+settings["colorscheme"] = "catppuccin"
+
+return settings
diff --git a/tutor/dots.tutor b/tutor/dots.tutor
index 3e14150f7..044595ef4 100644
--- a/tutor/dots.tutor
+++ b/tutor/dots.tutor
@@ -36,14 +36,15 @@ Of course, the resize process can be continous by holding the key.
 
 Back to the left window, the status line is showed at the bottom of the window.
 -------------------------------------------------------------------------------
-|Normal|main|+1-1~3|                          |~/.config/nvim|utf-8|LF|4%|50:1|
+|Normal|main| 1|   󱜙 [lua_ls,null-ls]   UTF-8 LF  4|󱃪 ~/.config/nvim|4% 50:1|
 -------------------------------------------------------------------------------
-   |     |     |                                      |         |    |     |
-   |     |     |          current work directory -----|         |    |     |
-   |     |     |                                      |         |    |     |
-   |     |     |------ git status of current file      charset -|    |     |
-   |     |----- current git branch                     EOL format ---|     |
-   |---- current edit mode                             cursor position ----|
+   |     |     |              |              |   |   |        |           |
+   |     |     |      LSPs ---|              |   |   |        |           |
+   |     |     |                  charset ---|   |   |        |           |
+   |     |     |                   EOL format ---|   |        |           |
+   |     |     |------ git status       tab size  ---|        |           |
+   |     |----- git branch                  work directory ---|           |
+   |---- edit mode                                    cursor position ----|
 
 You will see different content under different conditions. It will looks like
 this if you switch to the right window and move cursor to the second line.
@@ -121,15 +122,11 @@ latter to jump previous.
 
 Format on save is a very useful feature which is enabled by default. It can
 ensure the code style is consistent and you don't need to care about it.
-You can disable it temprarily by executing
-~~~ cmd
-    :FormatToggle <CR>
-~~~
-and permanently by set **settings["format_on_save"] = false** in
-**lua/core/settings.lua**.
+You can disable it temprarily by using shortcut `<A-f>`{normal} and permanently
+by adding **settings["format_on_save"] = false** in **lua/user/settings.lua**.
 Besides, you can just toggle it for specific language temprarily by executing
 ~~~ cmd
-    :FormatterToggle {language_name} <CR>
+    :FormatterToggleFt {language_name} <CR>
 ~~~
 
 # Lesson 1: SUMMARY