gRPC is described as 'Modern open source high performance Remote Procedure Call (RPC) framework that can run in any environment. It can efficiently connect services in and across data centers with pluggable support for load balancing, tracing, health checking and authentication' and is an app. There are more than 50 alternatives to gRPC for a variety of platforms, including Mac, Windows, Linux, Web-based and Google Chrome apps. The best gRPC alternative is Postman, which is free. Other great apps like gRPC are Insomnia REST Client, Yaak, Hoppscotch and HTTP Toolkit.
APITree is a free cloud-based API tool to create, manage and share OpenAPI specifications. It converts your OpenApi v2 / v3 specification into a beautiful technical API documentation. Public API documentation is hosted for free.
EchoAPI is an all-in-one API development collaboration platform that offers essential features like API debugging, design, automated testing, stress testing, and documentation generation.
Send HTTP requests to API endpoints. GetIt's main focus is to make your life a lot easier when you have to test APIs or use somebody else's API.
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