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GeezerVison is showing libexpat.github.io — Welcome to Expat! · Expat XML parser

Welcome to Expat!

Latest News

  • 2026-11-02 — Expat 2.10.0 has been released, includes security fixes
  • 2026-10-05 — Expat 2.9.0 has been released, includes security fixes
  • 2026-09-22 — Expat 2.8.5 has been released, includes security fixes
  • 2026-08-31 — Expat 2.8.4 has been released, includes security fixes
  • 2026-08-10 — Expat 2.8.3 has been released, includes security fixes
  • Past news entries

What is Expat?

Welcome to Expat, a stream-oriented XML parser library written in C.
Expat excels with files too large to fit RAM, and where performance and flexibility are crucial.

There are a number of applications, libraries and hardware using Expat, as well as bindings and 3rd-party wrappers. Expat is packaged everywhere.

Please continue reading with:

  • Getting Started
  • XML Security
  • Common Pitfalls

If you have found a bug, please report it so it gets fixed. Thank you!

The Expat development team

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