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Newman vs EchoAPI: catalog facts
Newman	EchoAPI
Free Free to install from npm.	Freemium Usable without an account, with paid plans listed on the pricing page.
Windows, macOS, Linux, Command line	Command line
Runs Postman collections from the terminal Fits into CI pipelines	Works without logging in and offline Runs Postman scripts
Depends on collections built in Postman No graphical interface	Closed source Some features are tied to paid plans
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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