Easily integrate PDF creation support in your application using novaPDF SDK.
Free
CodeLobster IDE is a smart free cross-platform IDE (editor)
Create help files (HTML Help, Web Help and PDF) from Microsoft Word document
Cut Videos, Merge Videos, Split Videos and more Video Editing SDK
Qbit is a skybox (aka cubemap) generator for game devs.
PDF Library for C#.net, VB.NET
OnBarcode.com C# QR Code Barcode Generator for ASP.NET MVC, .NET WinForms
Document Imaging SDK,PDF Creator, PDF viewer SDK.
video capture from webcam, IP camera SDK