diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index fd1af280..b14b371e 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -393,6 +393,7 @@ C#:
   - csharp
   extensions:
   - .cs
+  - .cake
   - .cshtml
   - .csx
 
@@ -568,6 +569,7 @@ CoffeeScript:
   extensions:
   - .coffee
   - ._coffee
+  - .cake
   - .cjsx
   - .cson
   - .iced
diff --git a/samples/C#/build.cake b/samples/C#/build.cake
new file mode 100644
index 00000000..d8075251
--- /dev/null
+++ b/samples/C#/build.cake
@@ -0,0 +1,86 @@
+///////////////////////////////////////////////////////////////////////////////
+// ARGUMENTS
+///////////////////////////////////////////////////////////////////////////////
+
+var target = Argument<string>("target", "Default");
+var configuration = Argument<string>("configuration", "Release");
+
+///////////////////////////////////////////////////////////////////////////////
+// GLOBAL VARIABLES
+///////////////////////////////////////////////////////////////////////////////
+
+var solutions = GetFiles("./**/*.sln");
+var solutionPaths = solutions.Select(solution => solution.GetDirectory());
+
+///////////////////////////////////////////////////////////////////////////////
+// SETUP / TEARDOWN
+///////////////////////////////////////////////////////////////////////////////
+
+Setup(() =>
+{
+    // Executed BEFORE the first task.
+    Information("Running tasks...");
+});
+
+Teardown(() =>
+{
+    // Executed AFTER the last task.
+    Information("Finished running tasks.");
+});
+
+///////////////////////////////////////////////////////////////////////////////
+// TASK DEFINITIONS
+///////////////////////////////////////////////////////////////////////////////
+
+Task("Clean")
+    .Does(() =>
+{
+    // Clean solution directories.
+    foreach(var path in solutionPaths)
+    {
+        Information("Cleaning {0}", path);
+        CleanDirectories(path + "/**/bin/" + configuration);
+        CleanDirectories(path + "/**/obj/" + configuration);
+    }
+});
+
+Task("Restore")
+    .Does(() =>
+{
+    // Restore all NuGet packages.
+    foreach(var solution in solutions)
+    {
+        Information("Restoring {0}...", solution);
+        NuGetRestore(solution);
+    }
+});
+
+Task("Build")
+    .IsDependentOn("Clean")
+    .IsDependentOn("Restore")
+    .Does(() =>
+{
+    // Build all solutions.
+    foreach(var solution in solutions)
+    {
+        Information("Building {0}", solution);
+        MSBuild(solution, settings => 
+            settings.SetPlatformTarget(PlatformTarget.MSIL)
+                .WithProperty("TreatWarningsAsErrors","true")
+                .WithTarget("Build")
+                .SetConfiguration(configuration));
+    }
+});
+
+///////////////////////////////////////////////////////////////////////////////
+// TARGETS
+///////////////////////////////////////////////////////////////////////////////
+
+Task("Default")
+    .IsDependentOn("Build");
+
+///////////////////////////////////////////////////////////////////////////////
+// EXECUTION
+///////////////////////////////////////////////////////////////////////////////
+
+RunTarget(target);
\ No newline at end of file
diff --git a/samples/CoffeeScript/build.cake b/samples/CoffeeScript/build.cake
new file mode 100644
index 00000000..b3f7df91
--- /dev/null
+++ b/samples/CoffeeScript/build.cake
@@ -0,0 +1,17 @@
+fs = require 'fs'
+
+{print} = require 'sys'
+{spawn} = require 'child_process'
+
+build = (callback) ->
+	coffee = spawn 'coffee', ['-c', '-o', '.', '.']
+	coffee.stderr.on 'data', (data) ->
+		process.stderr.write data.toString()
+	coffee.stdout.on 'data', (data) ->
+		print data.toString()
+	coffee.on 'exit', (code) ->
+		callback?() if code is 0
+
+task 'build', 'Build from source',  ->
+	build() 
+	
\ No newline at end of file