pyppmd provides classes and functions for compressing and decompressing text data, using PPM (Prediction by partial matching) compression algorithm variation H and I.2. It provide an API similar to Python's zlib/bz2/lzma modules.
A 7-zip native library wrapper. Managed 7-zip library written in C# that provides data (self-)extraction and compression (all 7-zip formats are supported). Wraps 7z.dll or any compatible one and makes use of LZMA SDK, includes self-extraction functionality.