Free audio for things worth knowing.

Thousands of public-domain audiobooks read by LibriVox volunteers, and openly licensed research papers and textbooks narrated chapter by chapter. Browse, listen with the screen off, and download for offline. No account, no ads, no tracking.

Open catalog

The catalog is a free public API. Every work carries its own license and attribution; please keep them.

GET /v1/catalog?q=&kind=book|paper|textbook
GET /v1/works/{id}