Firecamp
Open source Postman alternative — build APIs 3x faster
About Firecamp
Firecamp is a developer-first, open-source API development platform that helps teams design, develop, test, and document APIs. It provides dedicated GUI playgrounds for REST, GraphQL, WebSocket, and Socket.io protocols within a unified collaborative workspace, positioned as an affordable alternative to Postman.
Pros & Cons
Pros
- REST, GraphQL, WebSocket, and Socket.io all in one tool
- Open source with AGPL-3.0 license and self-hosting option
- Generous free tier for up to 5 users with unlimited workspaces
- Lightweight and developer-first with minimal bloat
- Real-time collaboration similar to Google Docs
- Easy migration from Postman with collection import
Cons
- Much smaller community than Postman (~2.6k GitHub stars)
- Still in beta — not yet fully stable
- Limited enterprise features compared to mature competitors
- Fewer tutorials and third-party integrations available
Key Features
Multi-Protocol Playgrounds
Dedicated GUI playgrounds for REST, GraphQL, WebSocket, and Socket.io APIs
API Collection Management
Organize, share, and collaborate on API collections across teams
Real-Time Collaboration
Google Docs-style real-time team synchronization on API workspaces
API Test Runner
Visual test runner to create, run, and manage automated API tests
CLI & CI/CD Integration
Run API collection tests in terminal or CI/CD pipelines
API Documentation Publishing
Auto-generate and publish API documentation in HTML and Markdown
Dynamic Variables & Environments
Manage environment-based variables for dev/staging/production
Authentication Testing
Built-in support for OAuth, Bearer, API Key, and more
Pricing
- API Playgrounds
- API Collaboration
- Unlimited workspaces
- Up to 5 seats
- Community support
- All Free features
- Up to 15 team members
- 24/7 priority support
- Team management
- All Team features
- Custom seat limits
- Dedicated support
- Custom onboarding
Best For
Multi-Protocol API Development
Teams building apps with REST, GraphQL, and WebSocket can test everything in one tool
Startup API Testing
Small teams get a fully-featured collaborative API platform for free
Postman Migration
Teams moving away from Postman can import collections and switch with minimal friction
CI/CD API Test Automation
Integrate CLI into CI/CD pipelines for automated API tests on every deployment
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