The short answer
We track 2 Postman alternatives in this directory. 2 of them can be used without paying — Scalar, Workstudio. None of these listings has been hand-checked yet.
Closest match: Scalar — Developer Docs, SDKs, API Client & Registry that your APIs deserve..
Postman alternatives at a glance
| # | Tool | Pricing | Category | Listing checked |
|---|---|---|---|---|
| 1 | Scalar Developer Docs, SDKs, API Client & Registry that your APIs deserve. | Free tier | Developer Tools | Not yet |
| 2 | Workstudio Build APIs and Backend Applications 10x Faster | Free tier | Developer Tools | Not yet |
“Listing checked” is the date we last confirmed the tool is live and matches its description. Pricing is the tool’s own tier; confirm current prices on its site before buying.
1. Scalar
Developer Docs, SDKs, API Client & Registry that your APIs deserve.
Scalar is the API company: an open-source platform for beautiful developer documentation, SDKs, a powerful API client, and an API registry. Design, test, document and share your APIs from one place your developers will actually enjoy using.

2. Workstudio
Build APIs and Backend Applications 10x Faster
Workstudio is a NoCode tool for Engineering teams, indie hackers, startups and developers to build and ship Production Ready and Multi environment APIs, Backend services, and Automations 10x Faster and cheaper than traditional development
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