SDL4Freepascal is a set of FreePascal units
binding to the SDL (Simple Directmedia Layer) game
WinFF is a cross platform batch GUI for FFmpeg.
WinFF processes multiple files in multiple formats
at one time. For example, it will convert MPEG,
FLV, and MOV files into AVI files all at once.
Full-featured sound library
A cross-browser library for plotting and interactive geometry.