1)   Free C# School E-book 1.0
A 330 page e-book that takes you from the very basics of programming in C#, explaining object orientated programming techniques along the way, all the way up to using multi-threading and building GUI and database applications. Also covers C#2.0
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 2)   ASP Printer COM 2.1
Print your reports, Text data / files, RTF data / files, PDF files and HTML files from any programming language including VB, VB.NET, ASP, ASP.NET, C#.NET, VC++.NET, HTML, VB Script, Java Script, MS Word, MS Excel, MS Access, VBA and MS Office, etc.
Print Text files, Print PDF files, Print HTML files, Print RTF files, Print Text files, VB component, .NET component, ActiveX DLL, COM component, Visual Basic component,

 3)   MySharpCode 1.1
Learn how to use C# with ADO.NET Data Provider for SQLite to create a program that keeps a database of C# code snippets. The SQLite database included with the free program contains C# programming tips and techniques.
SQLite, C#, C Sharp, GUI, visual, database, embedded. .NET, ADO, Data Provider,

 4)   Explorer Context Menu Platinum (.Net component) 4.19
Add custom items to Explorer shell context menu easily with Context Menu Platinum. Support .Net, C#, VB, VB .Net. Work on any Windows computer, including Windows XP and Vista. Easy to start (just install), easy to add your menu items - easy to deploy
menu, explorer, context, shell, windows, C#, C Sharp, VB, Visual Basic, .Net,