diff --git a/.github/workflows/webassembly.yml b/.github/workflows/webassembly.yml
index 4427d2cb6..9b15c34e9 100644
--- a/.github/workflows/webassembly.yml
+++ b/.github/workflows/webassembly.yml
@@ -27,9 +27,9 @@ jobs:
       uses: actions/checkout@master
   
     - name: Setup emsdk
-      uses: mymindstorm/setup-emsdk@v9
+      uses: mymindstorm/setup-emsdk@v11
       with:
-        version: 2.0.0
+        version: 3.0.0
         actions-cache-folder: 'emsdk-cache'
         
     - name: Setup Release Version
@@ -52,7 +52,7 @@ jobs:
       run: |
         cd src
         emcc -v
-        make PLATFORM=PLATFORM_WEB EMSDK_PATH="D:/a/raylib/raylib/emsdk-cache/emsdk-master" RAYLIB_RELEASE_PATH="../build/${{ env.RELEASE_NAME }}/lib" -B
+        make PLATFORM=PLATFORM_WEB EMSDK_PATH="D:/a/raylib/raylib/emsdk-cache/emsdk-main" RAYLIB_RELEASE_PATH="../build/${{ env.RELEASE_NAME }}/lib" -B
         cd ..
   
     - name: Generate Artifacts
diff --git a/BINDINGS.md b/BINDINGS.md
index 1f09b428c..9492c2dd1 100644
--- a/BINDINGS.md
+++ b/BINDINGS.md
@@ -1,6 +1,6 @@
 # raylib bindings and wrappers
 
-Some people ported raylib to other languages in form of bindings or wrappers to the library. Here it is alist with all the ports available. Feel free to send a PR if you know of any binding/wrapper not in this list.
+Some people ported raylib to other languages in form of bindings or wrappers to the library. Here is a list with all the ports available. Feel free to send a PR if you know of any binding/wrapper not in this list.
 
 ### Language Bindings
 
@@ -12,6 +12,7 @@ Some people ported raylib to other languages in form of bindings or wrappers to
 | raylib-boo         | 3.7     | [Boo](http://boo-language.github.io/)| MIT | https://github.com/Rabios/raylib-boo          |
 | bindbc-raylib3     | **4.0** | [D](https://dlang.org/)              | BSL-1.0 | https://github.com/o3o/bindbc-raylib3     |
 | dray               | **4.0** | [D](https://dlang.org/)              | Apache-2.0 | https://github.com/xdrie/dray          |
+| raylib-d           | **4.0** | [D](https://dlang.org/)              | Zlib | https://github.com/schveiguy/raylib-d        |
 | raylib-go          | **4.0** | [Go](https://golang.org/)            | Zlib | https://github.com/gen2brain/raylib-go       |
 | raylib-rs          | 3.5     | [Rust](https://www.rust-lang.org/)   | Zlib | https://github.com/deltaphc/raylib-rs        |
 | raylib-lua         | **4.0** | [Lua](http://www.lua.org/)           | ISC | https://github.com/TSnake41/raylib-lua        |
diff --git a/src/Makefile b/src/Makefile
index 53d4e7680..6f111d3f2 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -15,7 +15,7 @@
 #  Many thanks to Milan Nikolic (@gen2brain) for implementing Android platform pipeline.
 #  Many thanks to Emanuele Petriglia for his contribution on GNU/Linux pipeline.
 #
-#  Copyright (c) 2014-2019 Ramon Santamaria (@raysan5)
+#  Copyright (c) 2014-2021 Ramon Santamaria (@raysan5)
 #
 #  This software is provided "as-is", without any express or implied warranty.
 #  In no event will the authors be held liable for any damages arising from
diff --git a/src/raymath.h b/src/raymath.h
index 48846a7ad..401b16f44 100644
--- a/src/raymath.h
+++ b/src/raymath.h
@@ -281,9 +281,9 @@ RMAPI float Vector2Distance(Vector2 v1, Vector2 v2)
 // Calculate angle from two vectors in X-axis
 RMAPI float Vector2Angle(Vector2 v1, Vector2 v2)
 {
-    float result = atan2f(v2.y - v1.y, v2.x - v1.x)*(180.0f/PI);
+    float result = atan2f(v2.y, v2.x) - atan2f(v1.y, v1.x);
 
-    if (result < 0) result += 360.0f;
+    if (result < 0) result += 2 * PI;
 
     return result;
 }
@@ -328,8 +328,9 @@ RMAPI Vector2 Vector2Normalize(Vector2 v)
 
     if (length > 0)
     {
-        result.x = v.x*1.0f/length;
-        result.y = v.y*1.0f/length;
+        float ilength = 1.0f/length;
+        result.x = v.x*ilength;
+        result.y = v.y*ilength;
     }
 
     return result;
diff --git a/src/rcore.c b/src/rcore.c
index 2e0895cb2..ed341028c 100644
--- a/src/rcore.c
+++ b/src/rcore.c
@@ -487,6 +487,8 @@ static CoreData CORE = { 0 };               // Global CORE state context
 static char **dirFilesPath = NULL;          // Store directory files paths as strings
 static int dirFileCount = 0;                // Count directory files strings
 
+const char *raylibVersion = RAYLIB_VERSION; // raylib version symbol, it could be required for some bindings
+
 #if defined(SUPPORT_SCREEN_CAPTURE)
 static int screenshotCounter = 0;           // Screenshots counter
 #endif
@@ -701,6 +703,35 @@ struct android_app *GetAndroidApp(void)
 void InitWindow(int width, int height, const char *title)
 {
     TRACELOG(LOG_INFO, "Initializing raylib %s", RAYLIB_VERSION);
+    
+    TRACELOG(LOG_INFO, "Supported raylib modules:");
+    TRACELOG(LOG_INFO, "    > rcore:..... loaded (mandatory)");
+    TRACELOG(LOG_INFO, "    > rlgl:...... loaded (mandatory)");
+#if defined(SUPPORT_MODULE_RSHAPES)
+    TRACELOG(LOG_INFO, "    > rshapes:... loaded (optional)");
+#else
+    TRACELOG(LOG_INFO, "    > rshapes:... not loaded (optional)");
+#endif
+#if defined(SUPPORT_MODULE_RTEXTURES) 
+    TRACELOG(LOG_INFO, "    > rtextures:. loaded (optional)");
+#else
+    TRACELOG(LOG_INFO, "    > rtextures:. not loaded (optional)");
+#endif  
+#if defined(SUPPORT_MODULE_RTEXT) 
+    TRACELOG(LOG_INFO, "    > rtext:..... loaded (optional)");
+#else
+    TRACELOG(LOG_INFO, "    > rtext:..... not loaded (optional)");
+#endif
+#if defined(SUPPORT_MODULE_RMODELS)
+    TRACELOG(LOG_INFO, "    > rmodels:... loaded (optional)");
+#else
+    TRACELOG(LOG_INFO, "    > rmodels:... not loaded (optional)");
+#endif
+#if defined(SUPPORT_MODULE_RAUDIO) 
+    TRACELOG(LOG_INFO, "    > raudio:.... loaded (optional)");
+#else
+    TRACELOG(LOG_INFO, "    > raudio:.... not loaded (optional)");
+#endif
 
     if ((title != NULL) && (title[0] != 0)) CORE.Window.title = title;
 
@@ -3292,7 +3323,8 @@ void OpenURL(const char *url)
     #if defined(__APPLE__)
         sprintf(cmd, "open '%s'", url);
     #endif
-        system(cmd);
+        int result = system(cmd);
+        if (result == -1) TRACELOG(LOG_WARNING, "OpenURL() child process could bot be created");
         RL_FREE(cmd);
 #endif
 #if defined(PLATFORM_WEB)
diff --git a/src/rtextures.c b/src/rtextures.c
index cad3545cf..e5c3c100d 100644
--- a/src/rtextures.c
+++ b/src/rtextures.c
@@ -131,8 +131,8 @@
 #endif
 
 #if defined(SUPPORT_FILEFORMAT_QOI)
-	#define QOI_MALLOC RL_MALLOC
-	#define QOI_FREE RL_FREE
+    #define QOI_MALLOC RL_MALLOC
+    #define QOI_FREE RL_FREE
     
     #define QOI_IMPLEMENTATION
     #include "external/qoi.h"