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cloudflare-speed-cli vs speedtest-go: catalog facts
cloudflare-speed-cli	speedtest-go
Free Free and open source under GPL-3.0.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Command line	Windows, Command line
Download, upload and latency measurements Interactive terminal interface	Faster test runs than the speedtest.net website Usable as a Go library as well as a CLI
Relies on Cloudflare's speed test service No tagged releases listed	Depends on speedtest.net servers No graphical interface
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: MIT
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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