I updated the module to use version 4.65 of the SDK and a small refactoring in the wrapper. Next up will be version 9.x (beta) and LZMA2 support.

License: None (Public Domain)
Source: lzma.mod-1.01-source (zip, 38KB)
Linux build: lzma.mod-1.01-linux (zip, 231KB) (WordPress doesn't like .tar.gz.)
Windows build: May be coming... (meanwhile, Version 1.00 or build from source)