---
format: "aidr-story-markdown/v1"
id: "00ba1fecc019fc78b037fbc1111ef29bcc6ef91523c7a2ca8c3212f3c1c9bb4b"
canonical_url: "https://aidr.today/00ba1fec?lang=en"
title: "ZXC: Lossless compression built for ultra-fast decode"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
fallback_fields: []
published_at: "2026-10-14T14:36:51.000Z"
category: "Open Source"
topics: ["coding","open-source"]
source_urls: ["https://libzxc.org/","https://lobste.rs/s/mf3tmv/zxc_lossless_compression_built_for_ultra"]
summary: "ZXC is a lossless compression C library designed for write-once, read-many data that decodes faster than LZ4 at a smaller size, offering seekable archives, dictionaries, and SIMD support on ARM and x86."
---

# ZXC: Lossless compression built for ultra\-fast decode

> [Open the canonical story](<https://aidr.today/00ba1fec?lang=en>)

**Published:** 2026-10-14T14:36:51.000Z
**Category:** Open Source
**Topics:** coding, open\-source

## Summary

ZXC is a lossless compression C library designed for write\-once, read\-many data that decodes faster than LZ4 at a smaller size, offering seekable archives, dictionaries, and SIMD support on ARM and x86\.

## Sources

- [Story source](<https://libzxc.org/>)
- [Discussion](<https://lobste.rs/s/mf3tmv/zxc_lossless_compression_built_for_ultra>)