Streaming XML-from-ZIP engine with serializable checkpoints for .NET 8+. Read XLSX, ODS, and other ZIP-based XML formats with pause/resume across process restarts — no re-decompression, no re-parsing. Pure C#, zero native dependencies.

PHP Compression Lib is a library to compress files or raw content using multiple compression formats, including bzip2, gzip, gzipstream, and ZIP. In addition, it provides utilities to read, modify, and manage '.zip' archives programmatically.