diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index f6cfd62d6f089cc017afa204a02eff2f9b6aaf17..4e63cfc4ad1ae7fcb70f654a9b88d3f32f1def93 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -3136,6 +3136,20 @@ LLSD LLAppViewer::getViewerInfo() const
     }
 	info["VIEWER_RELEASE_NOTES_URL"] = url;
 
+#if LL_MSVC && !defined(LL_CLANG)
+	info["COMPILER"] = "MSVC";
+	info["COMPILER_VERSION"] = _MSC_FULL_VER;
+#elif LL_GNUC
+	info["COMPILER"] = "GCC";
+	info["COMPILER_VERSION"] = GCC_VERSION;
+#elif LL_CLANG
+	info["COMPILER"] = "Clang";
+	info["COMPILER_VERSION"] = __clang_version__;
+#elif LL_INTELC
+	info["COMPILER"] = "ICC";
+	info["COMPILER_VERSION"] = __ICC;
+#endif
+
 	// Position
 	LLViewerRegion* region = gAgent.getRegion();
 	if (region)
@@ -3214,7 +3228,7 @@ LLSD LLAppViewer::getViewerInfo() const
 #endif
 
 	// Libraries
-
+	info["LIBCURL_VERSION"] = LLCore::LLHttp::getCURLVersion();
 	info["J2C_VERSION"] = LLImageJ2C::getEngineInfo();
 	bool want_fullname = true;
 	info["AUDIO_DRIVER_VERSION"] = gAudiop ? LLSD(gAudiop->getDriverName(want_fullname)) : "Undefined";
@@ -3230,7 +3244,7 @@ LLSD LLAppViewer::getViewerInfo() const
 		info["VOICE_VERSION"] = LLTrans::getString("NotConnected");
 	}
 
-#if !LL_LINUX
+#if defined(CEF_VERSION)
 	std::ostringstream cef_ver_codec;
 	cef_ver_codec << "Dullahan: ";
 	cef_ver_codec << DULLAHAN_VERSION_MAJOR;
diff --git a/indra/newview/skins/default/xui/en/strings.xml b/indra/newview/skins/default/xui/en/strings.xml
index d8b17da7667eadd184fca428ae6b1da1f8622711..da473bb9552dd115d2ff720f61da5430982fe971 100644
--- a/indra/newview/skins/default/xui/en/strings.xml
+++ b/indra/newview/skins/default/xui/en/strings.xml
@@ -24,7 +24,10 @@
 [CHANNEL] [VIEWER_VERSION_0].[VIEWER_VERSION_1].[VIEWER_VERSION_2].[VIEWER_VERSION_3] ([ADDRESS_SIZE]bit)
 [[VIEWER_RELEASE_NOTES_URL] [ReleaseNotes]]
 	</string>
+	<string name="AboutCompiler">Compiler Version: [COMPILER] [COMPILER_VERSION]</string>
+  <string name="AboutVCSRev">Git Revision: [GIT_REV]</string>
     <string name="BuildConfig">Build Configuration [BUILD_CONFIG]</string>
+  <string name="BuildDate">Build Date: [BUILD_DATE] [BUILD_TIME]</string>
 
 	<string name="AboutPosition">
 You are at [POSITION_LOCAL_0,number,1], [POSITION_LOCAL_1,number,1], [POSITION_LOCAL_2,number,1] in [REGION] located at &lt;nolink&gt;[HOSTNAME]&lt;/nolink&gt; ([HOSTIP])
@@ -68,6 +71,7 @@ HiDPI display mode: [HIDPI]
 	</string>
 	<string name="AboutLibs">
 RestrainedLove API: [RLV_VERSION]
+libcurl Version: [LIBCURL_VERSION]
 J2C Decoder Version: [J2C_VERSION]
 Audio Driver Version: [AUDIO_DRIVER_VERSION]
 [LIBCEF_VERSION]