diff --git a/package-lock.json b/package-lock.json
index 121755c77f..b1e930f3b1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19147,8 +19147,9 @@
     },
     "node_modules/parchment": {
       "version": "3.0.0-alpha.1",
-      "resolved": "https://registry.npmjs.org/parchment/-/parchment-3.0.0-alpha.1.tgz",
-      "integrity": "sha512-CJN5G75j0W3gPHMHDmY82sdtPf5wVO2YRhdXPBypvwj5YA5C9zsTnUdpq92Zxca8Eha331wMOlf6rTN+vi2dlA=="
+      "resolved": "git+ssh://git@github.com/quilljs/parchment.git#9d148df41cc3d62ab07c25ebcead46a3d513d2c6",
+      "integrity": "sha512-kfi1efkh2AOqw7AnlwD9IBgw3tTHW8auDfVtz7jjgARuK/jg8RXN2gFTAuaNnjXHuXzNaWFmv9slTz96G90YNg==",
+      "license": "BSD-3-Clause"
     },
     "node_modules/parent-module": {
       "version": "1.0.1",
@@ -26417,7 +26418,7 @@
       "dependencies": {
         "eventemitter3": "^5.0.1",
         "lodash-es": "^4.17.21",
-        "parchment": "^3.0.0-alpha.1",
+        "parchment": "github:quilljs/parchment#9d148df41cc3d62ab07c25ebcead46a3d513d2c6",
         "quill-delta": "^5.1.0"
       },
       "devDependencies": {
diff --git a/packages/quill/package.json b/packages/quill/package.json
index 11764f9bb5..99913ad803 100644
--- a/packages/quill/package.json
+++ b/packages/quill/package.json
@@ -8,7 +8,7 @@
   "dependencies": {
     "eventemitter3": "^5.0.1",
     "lodash-es": "^4.17.21",
-    "parchment": "^3.0.0-alpha.1",
+    "parchment": "github:quilljs/parchment#9d148df41cc3d62ab07c25ebcead46a3d513d2c6",
     "quill-delta": "^5.1.0"
   },
   "devDependencies": {
diff --git a/packages/quill/scripts/build b/packages/quill/scripts/build
index b5ad4843af..6dd3286d49 100755
--- a/packages/quill/scripts/build
+++ b/packages/quill/scripts/build
@@ -4,8 +4,13 @@ set -e
 
 DIST=dist
 
+TMPDIR=$(mktemp -d 2>/dev/null || mktemp -d -t 'mytmpdir')
+npx tsc --declaration --emitDeclarationOnly --outDir $TMPDIR
+
 rm -rf $DIST
-npx tsc --declaration --emitDeclarationOnly --outDir $DIST
+mkdir $DIST
+mv $TMPDIR/src/* $DIST
+rm -rf $TMPDIR
 npx babel src --out-dir $DIST --copy-files --no-copy-ignored --extensions .ts --source-maps
 npx webpack -- --mode $1
 cp package.json $DIST
diff --git a/packages/quill/src/blots/scroll.ts b/packages/quill/src/blots/scroll.ts
index a84dadd093..91968fb7e6 100644
--- a/packages/quill/src/blots/scroll.ts
+++ b/packages/quill/src/blots/scroll.ts
@@ -440,12 +440,4 @@ function insertInlineContents(
   }, index);
 }
 
-export interface ScrollConstructor {
-  new (
-    registry: Registry,
-    domNode: HTMLDivElement,
-    options: { emitter: Emitter },
-  ): Scroll;
-}
-
 export default Scroll;
diff --git a/packages/quill/src/core/quill.ts b/packages/quill/src/core/quill.ts
index 5e022b682f..a23a914c8f 100644
--- a/packages/quill/src/core/quill.ts
+++ b/packages/quill/src/core/quill.ts
@@ -5,7 +5,6 @@ import Delta from 'quill-delta';
 import type { BlockEmbed } from '../blots/block';
 import type Block from '../blots/block';
 import type Scroll from '../blots/scroll';
-import type { ScrollConstructor } from '../blots/scroll';
 import type Clipboard from '../modules/clipboard';
 import type History from '../modules/history';
 import type Keyboard from '../modules/keyboard';
@@ -120,6 +119,8 @@ class Quill {
       this.imports[path] = target;
       if (
         (path.startsWith('blots/') || path.startsWith('formats/')) &&
+        target &&
+        typeof target !== 'boolean' &&
         // @ts-expect-error
         target.blotName !== 'abstract'
       ) {
@@ -167,13 +168,16 @@ class Quill {
     this.root = this.addContainer('ql-editor');
     this.root.classList.add('ql-blank');
     this.emitter = new Emitter();
-    // @ts-expect-error TODO: fix BlotConstructor
-    const ScrollBlot = this.options.registry.query(
-      Parchment.ScrollBlot.blotName,
-    ) as ScrollConstructor;
+    const scrollBlotName = Parchment.ScrollBlot.blotName;
+    const ScrollBlot = this.options.registry.query(scrollBlotName);
+    if (!ScrollBlot || !('blotName' in ScrollBlot)) {
+      throw new Error(
+        `Cannot initialize Quill without "${scrollBlotName}" blot`,
+      );
+    }
     this.scroll = new ScrollBlot(this.options.registry, this.root, {
       emitter: this.emitter,
-    });
+    }) as Scroll;
     this.editor = new Editor(this.scroll);
     this.selection = new Selection(this.scroll, this.emitter);
     this.composition = new Composition(this.scroll, this.emitter);
diff --git a/packages/quill/src/formats/bold.ts b/packages/quill/src/formats/bold.ts
index 0739a0bfcd..7f70218726 100644
--- a/packages/quill/src/formats/bold.ts
+++ b/packages/quill/src/formats/bold.ts
@@ -5,7 +5,6 @@ class Bold extends Inline {
   static tagName = ['STRONG', 'B'];
 
   static create() {
-    // @ts-expect-error
     return super.create();
   }
 
diff --git a/packages/quill/src/formats/color.ts b/packages/quill/src/formats/color.ts
index 3ee44a1bcf..e4891c69b0 100644
--- a/packages/quill/src/formats/color.ts
+++ b/packages/quill/src/formats/color.ts
@@ -2,7 +2,7 @@ import { ClassAttributor, Scope, StyleAttributor } from 'parchment';
 
 class ColorAttributor extends StyleAttributor {
   value(domNode: HTMLElement) {
-    let value = super.value(domNode);
+    let value = super.value(domNode) as string;
     if (!value.startsWith('rgb(')) return value;
     value = value.replace(/^[^\d]+/, '').replace(/[^\d]+$/, '');
     const hex = value
diff --git a/packages/quill/src/formats/indent.ts b/packages/quill/src/formats/indent.ts
index 6cb66bb8a1..480a6b250f 100644
--- a/packages/quill/src/formats/indent.ts
+++ b/packages/quill/src/formats/indent.ts
@@ -20,8 +20,7 @@ class IndentAttributor extends ClassAttributor {
     return super.canAdd(node, value) || super.canAdd(node, parseInt(value, 10));
   }
 
-  // @ts-expect-error TODO: ClassAttributor may support numbers
-  value(node) {
+  value(node: HTMLElement) {
     return parseInt(super.value(node), 10) || undefined; // Don't return NaN
   }
 }
diff --git a/packages/quill/src/formats/link.ts b/packages/quill/src/formats/link.ts
index 80649b8c92..e832099630 100644
--- a/packages/quill/src/formats/link.ts
+++ b/packages/quill/src/formats/link.ts
@@ -7,7 +7,7 @@ class Link extends Inline {
   static PROTOCOL_WHITELIST = ['http', 'https', 'mailto', 'tel', 'sms'];
 
   static create(value: string) {
-    const node = super.create(value) as Element;
+    const node = super.create(value) as HTMLElement;
     node.setAttribute('href', this.sanitize(value));
     node.setAttribute('rel', 'noopener noreferrer');
     node.setAttribute('target', '_blank');
diff --git a/packages/quill/src/formats/list.ts b/packages/quill/src/formats/list.ts
index b36f53d29e..d422a713c3 100644
--- a/packages/quill/src/formats/list.ts
+++ b/packages/quill/src/formats/list.ts
@@ -9,8 +9,7 @@ ListContainer.tagName = 'OL';
 
 class ListItem extends Block {
   static create(value: string) {
-    // @ts-expect-error
-    const node = super.create() as Element;
+    const node = super.create() as HTMLElement;
     node.setAttribute('data-list', value);
     return node;
   }
diff --git a/packages/quill/src/formats/table.ts b/packages/quill/src/formats/table.ts
index b6a04717bd..2f891e10c9 100644
--- a/packages/quill/src/formats/table.ts
+++ b/packages/quill/src/formats/table.ts
@@ -7,8 +7,7 @@ class TableCell extends Block {
   static tagName = 'TD';
 
   static create(value: string) {
-    // @ts-expect-error
-    const node = super.create() as Element;
+    const node = super.create() as HTMLElement;
     if (value) {
       node.setAttribute('data-row', value);
     } else {
diff --git a/packages/quill/src/modules/syntax.ts b/packages/quill/src/modules/syntax.ts
index 24eb8f3b7e..14daa09415 100644
--- a/packages/quill/src/modules/syntax.ts
+++ b/packages/quill/src/modules/syntax.ts
@@ -61,7 +61,6 @@ class SyntaxCodeBlock extends CodeBlock {
   static create(value: unknown) {
     const domNode = super.create(value);
     if (typeof value === 'string') {
-      // @ts-expect-error
       domNode.setAttribute('data-language', value);
     }
     return domNode;
diff --git a/packages/quill/test/unit/__helpers__/factory.ts b/packages/quill/test/unit/__helpers__/factory.ts
index b4f4359883..445fe94272 100644
--- a/packages/quill/test/unit/__helpers__/factory.ts
+++ b/packages/quill/test/unit/__helpers__/factory.ts
@@ -1,4 +1,5 @@
 import { Registry } from 'parchment';
+import type { Attributor } from 'parchment';
 
 import Block from '../../../src/blots/block';
 import Break from '../../../src/blots/break';
@@ -14,7 +15,7 @@ export const createRegistry = (formats: unknown[] = []) => {
   const registry = new Registry();
 
   formats.forEach((format) => {
-    registry.register(format);
+    registry.register(format as Attributor);
   });
   registry.register(Block);
   registry.register(Break);
diff --git a/packages/quill/test/unit/modules/toolbar.spec.ts b/packages/quill/test/unit/modules/toolbar.spec.ts
index 183281ed27..bdae05f9f9 100644
--- a/packages/quill/test/unit/modules/toolbar.spec.ts
+++ b/packages/quill/test/unit/modules/toolbar.spec.ts
@@ -178,12 +178,10 @@ describe('Toolbar', () => {
       ) as HTMLButtonElement;
       quill.setSelection(7);
       expect(boldButton.classList.contains('ql-active')).toBe(true);
-      // @ts-expect-error -- TODO fix later
-      expect(boldButton.attributes['aria-pressed'].value).toBe('true');
+      expect(boldButton.getAttribute('aria-pressed')).toBe('true');
       quill.setSelection(2);
       expect(boldButton.classList.contains('ql-active')).toBe(false);
-      // @ts-expect-error -- TODO fix later
-      expect(boldButton.attributes['aria-pressed'].value).toBe('false');
+      expect(boldButton.getAttribute('aria-pressed')).toBe('false');
     });
 
     test('link', () => {
@@ -193,12 +191,10 @@ describe('Toolbar', () => {
       ) as HTMLButtonElement;
       quill.setSelection(12);
       expect(linkButton.classList.contains('ql-active')).toBe(true);
-      // @ts-expect-error -- TODO fix later
-      expect(linkButton.attributes['aria-pressed'].value).toBe('true');
+      expect(linkButton.getAttribute('aria-pressed')).toBe('true');
       quill.setSelection(2);
       expect(linkButton.classList.contains('ql-active')).toBe(false);
-      // @ts-expect-error -- TODO fix later
-      expect(linkButton.attributes['aria-pressed'].value).toBe('false');
+      expect(linkButton.getAttribute('aria-pressed')).toBe('false');
     });
 
     test('dropdown', () => {
@@ -227,24 +223,18 @@ describe('Toolbar', () => {
       quill.setSelection(17);
       expect(centerButton.classList.contains('ql-active')).toBe(true);
       expect(leftButton.classList.contains('ql-active')).toBe(false);
-      // @ts-expect-error -- TODO fix later
-      expect(centerButton.attributes['aria-pressed'].value).toBe('true');
-      // @ts-expect-error -- TODO fix later
-      expect(leftButton.attributes['aria-pressed'].value).toBe('false');
+      expect(centerButton.getAttribute('aria-pressed')).toBe('true');
+      expect(leftButton.getAttribute('aria-pressed')).toBe('false');
       quill.setSelection(2);
       expect(centerButton.classList.contains('ql-active')).toBe(false);
       expect(leftButton.classList.contains('ql-active')).toBe(true);
-      // @ts-expect-error -- TODO fix later
-      expect(centerButton.attributes['aria-pressed'].value).toBe('false');
-      // @ts-expect-error -- TODO fix later
-      expect(leftButton.attributes['aria-pressed'].value).toBe('true');
+      expect(centerButton.getAttribute('aria-pressed')).toBe('false');
+      expect(leftButton.getAttribute('aria-pressed')).toBe('true');
       quill.blur();
       expect(centerButton.classList.contains('ql-active')).toBe(false);
       expect(leftButton.classList.contains('ql-active')).toBe(false);
-      // @ts-expect-error -- TODO fix later
-      expect(centerButton.attributes['aria-pressed'].value).toBe('false');
-      // @ts-expect-error -- TODO fix later
-      expect(leftButton.attributes['aria-pressed'].value).toBe('false');
+      expect(centerButton.getAttribute('aria-pressed')).toBe('false');
+      expect(leftButton.getAttribute('aria-pressed')).toBe('false');
     });
   });
 });
diff --git a/packages/quill/tsconfig.json b/packages/quill/tsconfig.json
index 3fe707cb26..c99fce116e 100644
--- a/packages/quill/tsconfig.json
+++ b/packages/quill/tsconfig.json
@@ -13,10 +13,10 @@
     "resolveJsonModule": true,
     "declaration": false,
     "module": "ES2020",
-    "moduleResolution": "node",
+    "moduleResolution": "bundler",
     "strictNullChecks": true,
     "noImplicitAny": true,
     "noUnusedLocals": true
   },
-  "include": ["src/**/*"]
+  "include": ["src/**/*", "test/**/*"]
 }
diff --git a/scripts/release.js b/scripts/release.js
index aff93fc07f..4c4e477a03 100755
--- a/scripts/release.js
+++ b/scripts/release.js
@@ -152,19 +152,23 @@ exec(`npm publish --tag ${distTag}${dryRun ? " --dry-run" : ""}`, {
 /*
  * Create GitHub release
  */
-const filename = `release-note-${version}-${(Math.random() * 1000) | 0}.txt`;
-fs.writeFileSync(filename, releaseNots);
-try {
-  const prereleaseFlag = distTag === "latest" ? "--latest" : " --prerelease";
-  const releaseCommand = `gh release create v${version} ${prereleaseFlag} -t "Version ${version}" --notes-file "${filename}" --draft`;
-  if (dryRun) {
-    console.log(`Skipping: "${releaseCommand}" in dry-run mode`);
-    console.log(`Release note:\n${releaseNots}`);
-  } else {
-    exec(releaseCommand);
+if (version === "experimental") {
+  console.log("Skipping GitHub release for experimental version");
+} else {
+  const filename = `release-note-${version}-${(Math.random() * 1000) | 0}.txt`;
+  fs.writeFileSync(filename, releaseNots);
+  try {
+    const prereleaseFlag = distTag === "latest" ? "--latest" : " --prerelease";
+    const releaseCommand = `gh release create v${version} ${prereleaseFlag} -t "Version ${version}" --notes-file "${filename}" --draft`;
+    if (dryRun) {
+      console.log(`Skipping: "${releaseCommand}" in dry-run mode`);
+      console.log(`Release note:\n${releaseNots}`);
+    } else {
+      exec(releaseCommand);
+    }
+  } finally {
+    fs.unlinkSync(filename);
   }
-} finally {
-  fs.unlinkSync(filename);
 }
 
 /*