ts_zip ( https://bellard.org/ts_server/ts_zip.html https://bellard.org/ts_server/ts_zip.html ) already implements lossless compression with language models and

ts_zip ( https://bellard.org/ts_server/ts_zip.html https://bellard.org/ts_server/ts_zip.html ) already implements lossless compression with language models and is fast enough to be usable for some applications.