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OpenSpeedTest vs LibreSpeed: catalog facts
OpenSpeedTest	LibreSpeed
Free Free to use. Self-hosting is available under its own licence terms.	Free Free and open source under the LGPL.
Web, Self-hosted	Android, Web, Self-hosted
Runs in any browser with no app or plugin Docker image makes internal LAN throughput testing trivial	Self-hosted, so the test measures your own path rather than a public server No plugins or heavy dependencies; it is plain JavaScript
Browser-based measurement caps out below what dedicated tools reach The hosted version's accuracy depends on server location	Results depend entirely on where you host the server Fewer analytics than commercial speed test services
Web application, Self-hosted	Web application, Self-hosted
Open source	Open source
License not stated	License: LGPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.