Postman Alternative - Privacy-Focused HTTP API Testing Tool
Test REST APIs in your browser • No account required • Works offline • Open source
Launch HITOP directly in your browser - no installation required
Works in Chrome, Firefox, Safari, Edge
A powerful alternative to Postman and Insomnia with complete privacy control
All HTTP methods (GET, POST, PUT, PATCH, DELETE, HEAD, OPTIONS) with custom headers and request bodies.
Organize requests into collections, run them sequentially, and share with your team via JSON export.
Define collection-level variables and use ${variableName} syntax for dynamic values across requests.
Write pre-request and post-request scripts to automate workflows and extract response data.
Track all requests and collection runs. Filter by success/failure and reload previous requests.
Work on multiple API requests simultaneously with full tab support and state management.
All data stored locally in your browser. No external servers, no account required, no tracking. Test APIs completely offline. You control your data.
Beautiful syntax highlighting for JSON, XML, HTML responses with automatic formatting.
Share collections as JSON files. Easy backup and team collaboration.
Test REST endpoints during development with all HTTP methods (GET, POST, PUT, DELETE) and custom configurations. Perfect Postman alternative for local development.
Validate API responses, automate test workflows with pre/post-request scripts, and track request history. No account needed to start testing.
Monitor services, run health checks, and automate API testing. Works completely offline for secure environments.
Test APIs without sending data to external servers. All collections and variables stored locally in your browser. Perfect for sensitive projects.
Start testing your APIs with HITOP - no account required, complete privacy control
HITOP is open source software under the MIT License. No cost, no restrictions. Contributions are welcome!