Quiver - Quiver is a notebook built for programmers.
LINQPad - A scratchpad for C#, F# and VB code including Linq queries.
Snippely - Snippely is a basic text and code organizational tool.
Linqer - Linqer is a SQL to LINQ converter tool.
GitHub Gist - Gist is a simple way to share snippets and pastes with others.
Snippet Compiler - Authors description: "Snippet Compiler compiles snippets."