Kreya is a GUI client for gRPC, REST and WebSocket APIs with innovative features for environments, authorizations and more.




RecipeUI is described as 'Is rethinking how we use API tools like Postman or Insomnia. We're starting off with TypeScript powered API requests and API collections you can run in seconds!' and is a API Client in the development category. There are more than 50 alternatives to RecipeUI for a variety of platforms, including Mac, Windows, Linux, Web-based and SaaS apps. The best RecipeUI alternative is Postman, which is free. Other great apps like RecipeUI are Insomnia REST Client, Yaak, Hoppscotch and Insomnium.
Kreya is a GUI client for gRPC, REST and WebSocket APIs with innovative features for environments, authorizations and more.




API Tester is the first mobile app to test any type of API on the go. Test REST, GraphQL, WebSocket, SOAP, JSON RPC, XML, HTTP, and HTTPS APIs completely for free, on iOS or Android.








Milkman is a JavaFx-based workbench for crafting requests / responses. It is not limited to e.g. http (or more specifically rest) requests but can be extended in any imaginable way. It is optimized for fast startup and efficient workflow.



The Zero Trust API Client - A Secure & Free Alternative to Postman , Insomnia & Thunder Client.




This is a tool to manually explore and test HTTP REST webservices. Runs queries from a plain-text query sheet, displays results as a pretty-printed XML, JSON and even images.

All the user-friendliness of our Terminal version, now wrapped up in a sleek graphical interface.



Firecamp's GraphQL playground is all in one GraphQL debugging tool which let you debug, collaborate and document your GraphQL APIs within a team for all platform.



Httpiness is aimed to be a simple, straightforward HTTP client which minimizes time to configure, send, reconfigure and resend requests in order to maximize development efficiency.


RESTClient can be used to test variety of HTTP communications and RESTful webservices. Friendly GUI, rich functionalities.





