
Postman
7.5#2 in api marketplace softwareFrom $9 a monthFree planWebExtensionLinuxmacOS
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Postman suits developers and teams that design, test, document, or monitor APIs. Its Free plan includes core API tools, while Enterprise features address advanced collaboration, security, and governance needs.
It suits developers testing APIs and socket connections across web or desktop environments. Teams needing scripts, plugins, collection exports, or self-hosting can use the listed capabilities.