Sites and apps similar to ThirdWatch include Postman, which has a free version. Other options are Insomnia REST Client, HttpMaster and NativeRest. In total there are four API Clients like ThirdWatch for Windows, Linux, Mac and Chrome OS.
Postman is a collaborative platform for API development that provides extensive tools for designing, testing, and documenting APIs. It allows API verification through requests, automated testing via Collection Runner, and offers both free and paid plans, catering to individuals and teams.
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A powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.
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Native desktop app for Windows offers high-performance REST and HTTP API testing, low memory and CPU use, custom methods, portable version, proxy support, multiple environments, code generation, multilingual interface, and import/export in light or dark themes.
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