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Waveform Bufferbloat Test vs LibreSpeed: catalog facts
Waveform Bufferbloat Test	LibreSpeed
Free The test runs in the browser at no cost.	Free Free and open source under the LGPL.
Web	Android, Web, Self-hosted
Measures latency under load, not only raw speed Runs in the browser with nothing to install	Self-hosted, so the test measures your own path rather than a public server No plugins or heavy dependencies; it is plain JavaScript
Hosted on a retailer's site Tests only the connection from the device running it	Results depend entirely on where you host the server Fewer analytics than commercial speed test services
Web application	Web application, Self-hosted
Closed source	Open source
License not stated	License: LGPL-3.0
No account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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