* [Headroom v0.22.0](https://github.com/chopratejas/headroom) – Context-compression layer reducing LLM input tokens by compressing tool outputs, logs, files, and RAG chunks while preserving answers.

* [DeltaX (x) v0.2.0](https://github.com/xataio/deltax) – Fast PostgreSQL extension providing compression and columnar storage for time-series data.

* [ZSTD seekable compression format implementation in Go pkg/v0.9.0](https://github.com/SaveTheRbtz/zstd-seekable-format-go) – Random-access reader and writer for ZSTD-compressed streams with seek table support.

* [TinyJPG v1.0.1](https://github.com/OrlovEvgeny/TinyJPG) – C++23 image optimizer that compresses JPEG/PNG/WebP/AVIF/JPEG XL, generates responsive variants, scans and watches folders, and outputs results as text, tables, or JSON.

* [REACT-NATIVE-COMPRESSOR v1.18.2](https://github.com/numandev1/react-native-compressor) – React Native package for compressing images, videos, and audio before uploading with WhatsApp-like compression.

* [Tamp v2.2.3](https://github.com/BrianPugh/tamp) – Low-memory, DEFLATE-inspired lossless compression library optimized for embedded and resource-constrained environments.

* [sevenzip v1.6.4](https://github.com/bodgit/sevenzip) – Reader for 7-zip archives supporting compressed/uncompressed headers, password protection, multi-volume and self-extracting archives, and fs.FS interface access.