Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Mac
RequesterX is a free desktop HTTP client for API testing and development. Organize requests into nested collections, use environment variables for easy context switching, generate code snippets in 13 languages, and keep everything stored locally — no account required.

BridgeLab is an open-source desktop workbench to edit, validate and test HL7 v2 and FHIR messages — MLLP, HTTP, PHI masking, FHIRPath — offline.




Gotcha HTTP Client is a lightweight http client that allows you to make requests and inspect responses.







Main goal of this VSCode extension is storing all HTTP request & response data automatically as files in a VSCode workspace.

Api Quest is a desktop application designed for executing HTTP requests, storing them on the local file system, and providing portability. Whether you're a developer, QA or system engineer, this tool offers solution for handling HTTP requests effectively.

ReqResp is a fast, lightweight, and modern API testing app designed for developers, testers, and backend engineers. It helps you create, send, and analyze HTTP requests with ease — anytime, anywhere.



Fast, offline-first REST API client for testing and debugging APIs — no account, no cloud, collections stored as plain JSON files on your disk.



HTTP API testing tool where you can create requests and mock existing API:s. After trial has expired you can still create requests.




Use Test API for restful api testing. This postman alternative test rest api online and use post request online to test API endpoint.









Slumber is a TUI (terminal user interface) HTTP client. Define, execute, and share configurable HTTP requests.
GetAPI is a native macOS app that simplifies REST API testing by allowing users to import from Postman, make HTTP requests, and view responses in a streamlined interface.





API Dash is a beautiful open-source cross-platform API Client built using Flutter which can help you easily create & customize your API requests, visually inspect responses and generate API integration code. A lightweight alternative to postman/insomnia.


Modern HTTP debugging tool, Debug, mock, and rewrite HTTP/HTTPS traffic with composable rules.



