The Iron OCR library https://ironsoftware.com/csharp/ocr for C# developers provides advanced image to text functionality for microsoft.net web applications, desktop applications and enterprise services. Alternative to Tesseract 3, 4, 5 for C# VB .NET
TN Bridge Host Integration Pack 3.5 is a set of components and productivity tools to extend and take advantage of already developed and tested screen-oriented host applications.
.Net SDK allows integrating video, audio and DVD playback into software. Use it to enhance videos with bitmap or text overlay, other effects and transitions. Plays files and streams. Supports AVI, MPEG, WMV, 3GP, MOV and other popular formats.