diff --git a/rehlds/engine/host.cpp b/rehlds/engine/host.cpp
index f30cfad65..3416efdf7 100644
--- a/rehlds/engine/host.cpp
+++ b/rehlds/engine/host.cpp
@@ -351,22 +351,28 @@ void Host_WriteCustomConfig(void)
 
 void SV_ClientPrintf(const char *fmt, ...)
 {
-	va_list va;
-	char string[1024];
-
 	if (!host_client->fakeclient)
 	{
+		va_list va;
+		char string[1024];
+	
 		va_start(va, fmt);
 		Q_vsnprintf(string, ARRAYSIZE(string) - 1, fmt, va);
 		va_end(va);
 
-		string[ARRAYSIZE(string) - 1] = 0;
-
-		MSG_WriteByte(&host_client->netchan.message, svc_print);
-		MSG_WriteString(&host_client->netchan.message, string);
+		g_RehldsHookchains.m_SV_ClientPrintf.callChain(SV_ClientPrintf_internal, string);
 	}
 }
 
+void EXT_FUNC SV_ClientPrintf_internal(const char *Dest)
+{
+	char string[1024];
+	
+	Q_strlcpy(string, Dest, min(strlen(Dest) + 1, sizeof(string)));
+	MSG_WriteByte(&host_client->netchan.message, svc_print);
+	MSG_WriteString(&host_client->netchan.message, string);
+}
+
 void SV_BroadcastPrintf(const char *fmt, ...)
 {
 	va_list argptr;
diff --git a/rehlds/engine/host.h b/rehlds/engine/host.h
index fa656f7c6..cfe84abfd 100644
--- a/rehlds/engine/host.h
+++ b/rehlds/engine/host.h
@@ -85,6 +85,7 @@ NOXREF void Info_WriteVars(FileHandle_t fp);
 void Host_WriteConfiguration(void);
 void Host_WriteCustomConfig(void);
 void SV_ClientPrintf(const char *fmt, ...);
+void SV_ClientPrintf_internal(const char *Dest);
 void SV_BroadcastPrintf(const char *fmt, ...);
 void Host_ClientCommands(const char *fmt, ...);
 void SV_DropClient_api(IGameClient* cl, bool crash, const char* fmt, ...);
diff --git a/rehlds/engine/pr_cmds.cpp b/rehlds/engine/pr_cmds.cpp
index df82bce5f..e1d956a7e 100644
--- a/rehlds/engine/pr_cmds.cpp
+++ b/rehlds/engine/pr_cmds.cpp
@@ -1011,6 +1011,11 @@ qboolean EXT_FUNC PR_IsEmptyString(const char *s)
 }
 
 int EXT_FUNC PF_precache_sound_I(const char *s)
+{
+	return g_RehldsHookchains.m_PF_precache_sound_I.callChain(PF_precache_sound_I_internal, s);
+}
+
+int EXT_FUNC PF_precache_sound_I_internal(const char *s)
 {
 	if (!s)
 		Host_Error("%s: NULL pointer", __func__);
@@ -1058,6 +1063,11 @@ int EXT_FUNC PF_precache_sound_I(const char *s)
 }
 
 unsigned short EXT_FUNC EV_Precache(int type, const char *psz)
+{
+	return g_RehldsHookchains.m_EV_Precache.callChain(EV_Precache_internal, type, psz);
+}
+
+unsigned short EXT_FUNC EV_Precache_internal(int type, const char *psz)
 {
 	if (!psz)
 		Host_Error("%s: NULL pointer", __func__);
@@ -1377,6 +1387,11 @@ int SV_LookupModelIndex(const char *name)
 }
 
 int EXT_FUNC PF_precache_model_I(const char *s)
+{
+	return g_RehldsHookchains.m_PF_precache_model_I.callChain(PF_precache_model_I_internal, s);
+}
+
+int EXT_FUNC PF_precache_model_I_internal(const char *s)
 {
 	int iOptional = 0;
 	if (!s)
@@ -1445,8 +1460,13 @@ int EXT_FUNC PF_precache_model_I(const char *s)
 	}
 }
 
-#ifdef REHLDS_FIXES
 int EXT_FUNC PF_precache_generic_I(const char *s)
+{
+	return g_RehldsHookchains.m_PF_precache_generic_I.callChain(PF_precache_generic_I_internal, s);
+}
+
+#ifdef REHLDS_FIXES
+int EXT_FUNC PF_precache_generic_I_internal(const char *s)
 {
 	if (!s)
 		Host_Error("%s: NULL pointer", __func__);
@@ -1493,7 +1513,7 @@ int EXT_FUNC PF_precache_generic_I(const char *s)
 	return g_rehlds_sv.precachedGenericResourceCount++;
 }
 #else // REHLDS_FIXES
-int EXT_FUNC PF_precache_generic_I(const char *s)
+int EXT_FUNC PF_precache_generic_I_internal(const char *s)
 {
 	if (!s)
 		Host_Error("%s: NULL pointer", __func__);
diff --git a/rehlds/engine/pr_cmds.h b/rehlds/engine/pr_cmds.h
index e7c20bc01..a7d424c23 100644
--- a/rehlds/engine/pr_cmds.h
+++ b/rehlds/engine/pr_cmds.h
@@ -120,14 +120,18 @@ edict_t *FindEntityByString(edict_t *pEdictStartSearchAfter, const char *pszFiel
 int GetEntityIllum(edict_t *pEnt);
 qboolean PR_IsEmptyString(const char *s);
 int PF_precache_sound_I(const char *s);
+int PF_precache_sound_I_internal(const char *s);
 unsigned short EV_Precache(int type, const char *psz);
+unsigned short EV_Precache_internal(int type, const char *psz);
 void EV_PlayReliableEvent_api(IGameClient *cl, int entindex, unsigned short eventindex, float delay, event_args_t *pargs);
 void EV_PlayReliableEvent(client_t *cl, int entindex, unsigned short eventindex, float delay, event_args_t *pargs);
 void EV_PlayReliableEvent_internal(client_t *cl, int entindex, unsigned short eventindex, float delay, event_args_t *pargs);
 void EV_Playback(int flags, const edict_t *pInvoker, unsigned short eventindex, float delay, float *origin, float *angles, float fparam1, float fparam2, int iparam1, int iparam2, int bparam1, int bparam2);
 void EV_SV_Playback(int flags, int clientindex, unsigned short eventindex, float delay, float *origin, float *angles, float fparam1, float fparam2, int iparam1, int iparam2, int bparam1, int bparam2);
 int PF_precache_model_I(const char *s);
+int PF_precache_model_I_internal(const char *s);
 int PF_precache_generic_I(const char *s);
+int PF_precache_generic_I_internal(const char *s);
 int PF_IsMapValid_I(const char *mapname);
 int PF_NumberOfEntities_I(void);
 char *PF_GetInfoKeyBuffer_I(edict_t *e);
diff --git a/rehlds/engine/server.h b/rehlds/engine/server.h
index 53792cf2b..2b10515a8 100644
--- a/rehlds/engine/server.h
+++ b/rehlds/engine/server.h
@@ -498,6 +498,7 @@ int SV_CheckKeyInfo_internal(netadr_t *adr, char *protinfo, unsigned short *port
 int SV_CheckForDuplicateSteamID(client_t *client);
 qboolean SV_CheckForDuplicateNames(char *userinfo, qboolean bIsReconnecting, int nExcludeSlot);
 int SV_CheckUserInfo(netadr_t *adr, char *userinfo, qboolean bIsReconnecting, int nReconnectSlot, char *name);
+int SV_CheckUserInfo_internal(netadr_t *adr, char *userinfo, qboolean bIsReconnecting, int nReconnectSlot, char *name);
 int SV_FindEmptySlot(netadr_t *adr, int *pslot, client_t ** ppClient);
 void SV_ConnectClient(void);
 void SV_ConnectClient_internal(void);
@@ -569,6 +570,7 @@ void SV_SendClientMessages(void);
 void SV_ExtractFromUserinfo(client_t *cl);
 int SV_ModelIndex(const char *name);
 void SV_AddResource(resourcetype_t type, const char *name, int size, unsigned char flags, int index);
+void SV_AddResource_internal(resourcetype_t type, const char *name, int size, unsigned char flags, int index);
 size_t SV_CountResourceByType(resourcetype_t type, resource_t **pResourceList = nullptr, size_t nListMax = 0, size_t *nWidthFileNameMax = nullptr);
 void SV_CreateGenericResources(void);
 void SV_CreateResourceList(void);
diff --git a/rehlds/engine/sv_main.cpp b/rehlds/engine/sv_main.cpp
index 9c9ce2966..cb67538e0 100644
--- a/rehlds/engine/sv_main.cpp
+++ b/rehlds/engine/sv_main.cpp
@@ -2115,6 +2115,11 @@ void SV_ReplaceSpecialCharactersInName(char *newname, const char *oldname)
 #endif
 
 int SV_CheckUserInfo(netadr_t *adr, char *userinfo, qboolean bIsReconnecting, int nReconnectSlot, char *name)
+{
+	return g_RehldsHookchains.m_SV_CheckUserInfo.callChain(SV_CheckUserInfo_internal, adr, userinfo, bIsReconnecting, nReconnectSlot, name);
+}
+
+int EXT_FUNC SV_CheckUserInfo_internal(netadr_t *adr, char *userinfo, qboolean bIsReconnecting, int nReconnectSlot, char *name)
 {
 	const char *s;
 	char newname[MAX_NAME];
@@ -5120,7 +5125,17 @@ int SV_ModelIndex(const char *name)
 	Sys_Error("%s: SV_ModelIndex: model %s not precached", __func__, name);
 }
 
+void EXT_FUNC SV_AddResource_hook(resourcetype_t type, const char *name, int size, unsigned char flags, int index)
+{
+	SV_AddResource_internal(type, name, size, flags, index);
+}
+
 void EXT_FUNC SV_AddResource(resourcetype_t type, const char *name, int size, unsigned char flags, int index)
+{
+	g_RehldsHookchains.m_SV_AddResource.callChain(SV_AddResource_hook, type, name, size, flags, index);
+}
+
+void SV_AddResource_internal(resourcetype_t type, const char *name, int size, unsigned char flags, int index)
 {
 	resource_t *r;
 #ifdef REHLDS_FIXES
diff --git a/rehlds/public/rehlds/rehlds_api.h b/rehlds/public/rehlds/rehlds_api.h
index 876752a6b..debea3317 100644
--- a/rehlds/public/rehlds/rehlds_api.h
+++ b/rehlds/public/rehlds/rehlds_api.h
@@ -37,7 +37,7 @@
 #include "pr_dlls.h"
 
 #define REHLDS_API_VERSION_MAJOR 3
-#define REHLDS_API_VERSION_MINOR 11
+#define REHLDS_API_VERSION_MINOR 12
 
 //Steam_NotifyClientConnect hook
 typedef IHookChain<qboolean, IGameClient*, const void*, unsigned int> IRehldsHook_Steam_NotifyClientConnect;
@@ -227,6 +227,33 @@ typedef IVoidHookChainRegistry<edict_t *> IRehldsHookRegistry_ED_Free;
 typedef IHookChain<void, const char *> IRehldsHook_Con_Printf;
 typedef IHookChainRegistry<void, const char *> IRehldsHookRegistry_Con_Printf;
 
+//SV_CheckUserInfo hook
+typedef IHookChain<int, netadr_t *, char *, qboolean, int, char *> IRehldsHook_SV_CheckUserInfo;
+typedef IHookChainRegistry<int, netadr_t *, char *, qboolean, int, char *> IRehldsHookRegistry_SV_CheckUserInfo;
+
+//PF_precache_generic_I hook
+typedef IHookChain<int, const char *> IRehldsHook_PF_precache_generic_I;
+typedef IHookChainRegistry<int, const char *> IRehldsHookRegistry_PF_precache_generic_I;
+
+//PF_precache_model_I hook
+typedef IHookChain<int, const char *> IRehldsHook_PF_precache_model_I;
+typedef IHookChainRegistry<int, const char *> IRehldsHookRegistry_PF_precache_model_I;
+
+//PF_precache_sound_I hook
+typedef IHookChain<int, const char *> IRehldsHook_PF_precache_sound_I;
+typedef IHookChainRegistry<int, const char *> IRehldsHookRegistry_PF_precache_sound_I;
+
+//EV_Precache hook
+typedef IHookChain<unsigned short, int, const char *> IRehldsHook_EV_Precache;
+typedef IHookChainRegistry<unsigned short, int, const char *> IRehldsHookRegistry_EV_Precache;
+
+//SV_AddResource hook
+typedef IVoidHookChain<resourcetype_t, const char *, int, unsigned char, int> IRehldsHook_SV_AddResource;
+typedef IVoidHookChainRegistry<resourcetype_t, const char *, int, unsigned char, int> IRehldsHookRegistry_SV_AddResource;
+
+//SV_ClientPrintf hook
+typedef IVoidHookChain<const char *> IRehldsHook_SV_ClientPrintf;
+typedef IVoidHookChainRegistry<const char *> IRehldsHookRegistry_SV_ClientPrintf;
 
 class IRehldsHookchains {
 public:
@@ -279,6 +306,13 @@ class IRehldsHookchains {
 	virtual IRehldsHookRegistry_ED_Alloc* ED_Alloc() = 0;
 	virtual IRehldsHookRegistry_ED_Free* ED_Free() = 0;
 	virtual IRehldsHookRegistry_Con_Printf* Con_Printf() = 0;
+	virtual IRehldsHookRegistry_SV_CheckUserInfo* SV_CheckUserInfo() = 0;
+	virtual IRehldsHookRegistry_PF_precache_generic_I* PF_precache_generic_I() = 0;
+	virtual IRehldsHookRegistry_PF_precache_model_I* PF_precache_model_I() = 0;
+	virtual IRehldsHookRegistry_PF_precache_sound_I* PF_precache_sound_I() = 0;
+	virtual IRehldsHookRegistry_EV_Precache* EV_Precache() = 0;
+	virtual IRehldsHookRegistry_SV_AddResource* SV_AddResource() = 0;
+	virtual IRehldsHookRegistry_SV_ClientPrintf* SV_ClientPrintf() = 0;
 };
 
 struct RehldsFuncs_t {
diff --git a/rehlds/rehlds/rehlds_api_impl.cpp b/rehlds/rehlds/rehlds_api_impl.cpp
index 1124e057e..5a41c1e96 100644
--- a/rehlds/rehlds/rehlds_api_impl.cpp
+++ b/rehlds/rehlds/rehlds_api_impl.cpp
@@ -851,6 +851,34 @@ IRehldsHookRegistry_Con_Printf* CRehldsHookchains::Con_Printf() {
 	return &m_Con_Printf;
 }
 
+IRehldsHookRegistry_SV_CheckUserInfo* CRehldsHookchains::SV_CheckUserInfo() {
+	return &m_SV_CheckUserInfo;
+}
+
+IRehldsHookRegistry_PF_precache_generic_I* CRehldsHookchains::PF_precache_generic_I() {
+	return &m_PF_precache_generic_I;
+}
+
+IRehldsHookRegistry_PF_precache_model_I* CRehldsHookchains::PF_precache_model_I() {
+	return &m_PF_precache_model_I;
+}
+
+IRehldsHookRegistry_PF_precache_sound_I* CRehldsHookchains::PF_precache_sound_I() {
+	return &m_PF_precache_sound_I;
+}
+
+IRehldsHookRegistry_EV_Precache* CRehldsHookchains::EV_Precache() {
+	return &m_EV_Precache;
+}
+
+IRehldsHookRegistry_SV_AddResource* CRehldsHookchains::SV_AddResource(){
+	return &m_SV_AddResource;
+}
+
+IRehldsHookRegistry_SV_ClientPrintf* CRehldsHookchains::SV_ClientPrintf(){
+	return &m_SV_ClientPrintf;
+}
+
 int EXT_FUNC CRehldsApi::GetMajorVersion()
 {
 	return REHLDS_API_VERSION_MAJOR;
diff --git a/rehlds/rehlds/rehlds_api_impl.h b/rehlds/rehlds/rehlds_api_impl.h
index 19929c9e5..28b1c3e74 100644
--- a/rehlds/rehlds/rehlds_api_impl.h
+++ b/rehlds/rehlds/rehlds_api_impl.h
@@ -222,6 +222,34 @@ typedef IVoidHookChainRegistryImpl<edict_t *> CRehldsHookRegistry_ED_Free;
 typedef IHookChainImpl<void, const char *> CRehldsHook_Con_Printf;
 typedef IHookChainRegistryImpl<void, const char *> CRehldsHookRegistry_Con_Printf;
 
+//SV_CheckUserInfo hook
+typedef IHookChainImpl<int, netadr_t*, char*, qboolean, int, char*> CRehldsHook_SV_CheckUserInfo;
+typedef IHookChainRegistryImpl<int, netadr_t*, char*, qboolean, int, char*> CRehldsHookRegistry_SV_CheckUserInfo;
+
+//PF_precache_generic_I hook
+typedef IHookChainImpl<int, const char*> CRehldsHook_PF_precache_generic_I;
+typedef IHookChainRegistryImpl<int, const char*> CRehldsHookRegistry_PF_precache_generic_I;
+
+//PF_precache_model_I hook
+typedef IHookChainImpl<int, const char*> CRehldsHook_PF_precache_model_I;
+typedef IHookChainRegistryImpl<int, const char*> CRehldsHookRegistry_PF_precache_model_I;
+
+//PF_precache_sound_I hook
+typedef IHookChainImpl<int, const char*> CRehldsHook_PF_precache_sound_I;
+typedef IHookChainRegistryImpl<int, const char*> CRehldsHookRegistry_PF_precache_sound_I;
+
+//EV_Precache hook
+typedef IHookChainImpl<unsigned short, int, const char*> CRehldsHook_EV_Precache;
+typedef IHookChainRegistryImpl<unsigned short, int, const char*> CRehldsHookRegistry_EV_Precache;
+
+//SV_AddResource hook
+typedef IVoidHookChainImpl<resourcetype_t, const char*, int, unsigned char, int> CRehldsHook_SV_AddResource;
+typedef IVoidHookChainRegistryImpl<resourcetype_t, const char*, int, unsigned char, int> CRehldsHookRegistry_SV_AddResource;
+
+//SV_ClientPrintf hook
+typedef IVoidHookChainImpl<const char*> CRehldsHook_SV_ClientPrintf;
+typedef IVoidHookChainRegistryImpl<const char*> CRehldsHookRegistry_SV_ClientPrintf;
+
 class CRehldsHookchains : public IRehldsHookchains {
 public:
 	CRehldsHookRegistry_Steam_NotifyClientConnect m_Steam_NotifyClientConnect;
@@ -271,6 +299,13 @@ class CRehldsHookchains : public IRehldsHookchains {
 	CRehldsHookRegistry_ED_Alloc m_ED_Alloc;
 	CRehldsHookRegistry_ED_Free m_ED_Free;
 	CRehldsHookRegistry_Con_Printf m_Con_Printf;
+	CRehldsHookRegistry_SV_CheckUserInfo m_SV_CheckUserInfo;
+	CRehldsHookRegistry_PF_precache_generic_I m_PF_precache_generic_I;
+	CRehldsHookRegistry_PF_precache_model_I m_PF_precache_model_I;
+	CRehldsHookRegistry_PF_precache_sound_I m_PF_precache_sound_I;
+	CRehldsHookRegistry_EV_Precache m_EV_Precache;
+	CRehldsHookRegistry_SV_AddResource m_SV_AddResource;
+	CRehldsHookRegistry_SV_ClientPrintf m_SV_ClientPrintf;
 
 public:
 	EXT_FUNC virtual IRehldsHookRegistry_Steam_NotifyClientConnect* Steam_NotifyClientConnect();
@@ -320,6 +355,13 @@ class CRehldsHookchains : public IRehldsHookchains {
 	EXT_FUNC virtual IRehldsHookRegistry_ED_Alloc* ED_Alloc();
 	EXT_FUNC virtual IRehldsHookRegistry_ED_Free* ED_Free();
 	EXT_FUNC virtual IRehldsHookRegistry_Con_Printf* Con_Printf();
+	EXT_FUNC virtual IRehldsHookRegistry_SV_CheckUserInfo* SV_CheckUserInfo();
+	EXT_FUNC virtual IRehldsHookRegistry_PF_precache_generic_I* PF_precache_generic_I();
+	EXT_FUNC virtual IRehldsHookRegistry_PF_precache_model_I* PF_precache_model_I();
+	EXT_FUNC virtual IRehldsHookRegistry_PF_precache_sound_I* PF_precache_sound_I();
+	EXT_FUNC virtual IRehldsHookRegistry_EV_Precache* EV_Precache();
+	EXT_FUNC virtual IRehldsHookRegistry_SV_AddResource* SV_AddResource();
+	EXT_FUNC virtual IRehldsHookRegistry_SV_ClientPrintf* SV_ClientPrintf();
 };
 
 extern CRehldsHookchains g_RehldsHookchains;
diff --git a/rehlds/version/version.h b/rehlds/version/version.h
index 0b177c4c1..9c1ad7184 100644
--- a/rehlds/version/version.h
+++ b/rehlds/version/version.h
@@ -6,5 +6,5 @@
 #pragma once
 
 #define VERSION_MAJOR		3
-#define VERSION_MINOR		11
+#define VERSION_MINOR		12
 #define VERSION_MAINTENANCE	0