A lossless context-mixing compressor and archiver in a single C file. Listed on Matt Mahoney's benchmarks: 35th of 227 on the Large Text Compression Benchmark (enwik9) and 49th of 322 on Silesia, ahead of every zpaq entry. Beats zpaq -m5 on all twelve Silesia files.
c cli compression data-compression archiver deduplication compression-algorithm arithmetic-coding silesia entropy-coding lossless-compression paq context-mixing enwik9 ltcb
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Updated
Sep 27, 2026 - C