Compare software

Newman vs Inso: catalog facts
Newman	Inso
Free Free to install from npm.	Free Free to download and use as part of Kong's Insomnia platform.
Windows, macOS, Linux, Command line	macOS, Command line
Runs Postman collections from the terminal Fits into CI pipelines	Runs Insomnia tests and collection runs in CI/CD Lints API specifications with support for custom rules
Depends on collections built in Postman No graphical interface	Most useful alongside the Insomnia desktop app Command line only, no graphical interface
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account 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 24, 2026	Official website Full listing and sources Checked October 1, 2026

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