A RAD GUI Building IDE for wxPython.
Error Manager is a project designed for error feedback and managing errors in Dotnet softwares
A free IDE for C#, VB.NET, & Boo projects on Microsoft's .NET platform
SharpDevelop is the open-source IDE for the .NET platform. Write applications in languages including C#, VB.NET, F#, IronPython and IronRuby, as well as target rich and reach: Windows Forms or WPF, as well as ASP.NET MVC and WCF. It starts from USB drives, supports read-only projects, comes with integrated unit and performance testing tools, Git, NuGet and a lot more features that make you productive as a developer.
Universal Logger is a java server(log4j) + console(lumbermill++) for storing events from log4j, log4cpp, ... in a DB and then use an action appender to forward events to specifics appenders regarding (regexp) the level, category, or message of the event.