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Hurl vs ain: catalog facts
Hurl	ain
Free The open-source application is available without a license fee.	Free Free to download.
Windows, macOS, Linux, Command line	Windows, macOS, Linux, Command line
Request chaining with response assertions	Requests kept as plain-text files in folders Environment variables and .env file support
Authentication and test data must be configured for the target service.	Terminal only, no graphical interface Smaller community than the GUI clients it replaces
Downloadable app	Downloadable app
Open source	Closed source
License: Apache-2.0	License not stated
Not stated if an account is needed	No account 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 24, 2026

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