All the user-friendliness of our Terminal version, now wrapped up in a sleek graphical interface.
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
- Online
- Electron / Atom Shell
- Flathub
United States
Insomnia REST Client Alternatives
Apps similar to Insomnia REST Client include Bruno, which is open source with a free version. Other options are Postman, Yaak, HTTP Toolkit and Hoppscotch. You're spoiled for choice with API Clients like Insomnia REST Client: we list more than 100 alternatives for Windows, Mac, Linux, the web and self-hosting.
Alternatives list
Treblle is a federated API Intelligence platform delivering full API visibility, security, and control from one integration point.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Software as a Service (SaaS)
Croatia
EU
Voiden.md is an offline-first, Git-native API workspace that unifies specs, docs, tests, and mocks using programmable Markdown blocks. Build APIs the way you actually work.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
Netherlands- EU
gRPC is a 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.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Self-Hosted
- United States
Kreya is a GUI client for gRPC, REST and WebSocket APIs with innovative features for environments, authorizations and more.
Cost / License
- Freemium
- Proprietary
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
Switzerland
+1
A free, open-source Postman-style API tester you run locally. Record browser requests, auto-generate chained tests, and ship them straight to your CI—no sign-ups, no cloud, just code.
Cost / License
- Freemium
- Open Source (Apache-2.0)
Application type
Platforms
- Mac
- Windows
- Linux
- Google Chrome
- United States
Upcoming API testing tool in beta, built in GoLang, supporting HTTP/gRPC, workspaces, environments, request management, and various content types. Features include dark mode, local data storage, Postman import, environment variable setting, and request chaining.
Cost / License
- Free
- Open Source (BSD-3-Clause)
Application typeApplication types
Platforms
- Mac
- Linux
+4
66 HttpMaster alternativesPractical and easy-to-use software tool for testing HTTP applications and services.
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Windows
+7
71 Thunder Client alternativesThunder Client is a hand-crafted lightweight Http Client extension for Visual Studio Code. No separate download needed, Just install the extension from VS Code marketplace.
Cost / License
- Free
- Proprietary
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
- Visual Studio Code
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.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- Google Chrome
- Visual Studio Code
- IntelliJ IDEA
Runscope helps you monitor, log and measure API usage to solve API problems fast. Automatically monitor APIs without any coding. Runscope provides complete logging for all of your API traffic. Track down troublesome API calls with powerful search.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- United States
Cost / License
- Free
- Open Source (MIT)
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
- Online
- Docker
+5
United Kingdom
