Top Free Alternatives to Postman
Stop paying expensive subscriptions for API Development tools. Discover the best free and open-source replacements for Postman.
Why switch from Postman?
Postman recently forced local users to create cloud accounts and sync their API collections to the cloud, causing massive security concerns for enterprise developers.
Hoppscotch
Free / Open Source
Open source API development ecosystem. A fast, beautiful Postman alternative.
Key Features
- REST & GraphQL
- WebSockets
- Environments
- History
Pros
- + Runs directly in the browser
- + No cloud account required
- + Extremely lightweight
Cons
- - Requires a browser extension for some CORS requests
- - Less robust automated testing than Postman
Bruno
Free / Open Source
Fast and git-friendly opensource API client, aimed at revolutionizing the status quo represented by Postman.
Key Features
- Stores collections as plain text in Git
- No cloud sync forced
- Scripting support
- Offline only
Pros
- + Incredibly privacy-friendly
- + Works flawlessly with Git
- + Fast native desktop app
Cons
- - Newer project, ecosystem is smaller
- - Fewer pre-built integrations
Firecamp
Free / Open Source
DX first open-source API devtool
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support
Fusio
Free / Open Source
API management platform
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support
Step CI
Free / Open Source
API Testing and Monitoring
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support