Compare software

Speedtest CLI vs LibreSpeed: catalog facts
Speedtest CLI	LibreSpeed
Free Free for personal, non-commercial use. Commercial use requires a licence.	Free Free and open source under the LGPL.
Windows, macOS, Linux, Command line	Android, Web, Self-hosted
Official client with results comparable to the web test JSON and CSV output suited to scheduled monitoring	Self-hosted, so the test measures your own path rather than a public server No plugins or heavy dependencies; it is plain JavaScript
Closed source and licensed for non-commercial use by default Results depend on which Ookla server is selected	Results depend entirely on where you host the server Fewer analytics than commercial speed test services
Downloadable app	Web application, Self-hosted
Closed 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.