Humlix shows you an easy way of generating tests for your web APIs. All you need to do is create a test request using the test request builder within Humlix and give an example of how your endpoints look and what type of data they want.
Hoppscotch Alternatives
Hoppscotch is described as 'Open-source API development ecosystem. It helps you create your requests faster, saving you precious time on your development' and is a API Client in the development category. There are more than 50 alternatives to Hoppscotch for a variety of platforms, including Mac, Windows, Linux, Web-based and Google Chrome apps. The best Hoppscotch alternative is Postman, which is free. Other great apps like Hoppscotch are Insomnia REST Client, Yaak, HTTP Toolkit and ApiArk.
Alternatives list
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Linux
- Flathub
- Flatpak
HTTP API testing tool where you can create requests and mock existing API:s. After trial has expired you can still create requests.
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The Zero Trust API Client - A Secure & Free Alternative to Postman , Insomnia & Thunder Client.
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59 httpiness alternativesHttpiness 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.
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.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- GNU Emacs
R
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.
Slingshot is a web-based HTTP request client that is highly performant, low on resources, privacy respecting, local-first, free and open-source. It stores all your data locally in your browser. It allows you to import and export OpenAPI specs and Postman collections.
Cost / License
- Freemium
- Open Source (AGPL-3.0)
Platforms
- Online
- Self-Hosted
APIBuilderHQ is a zero-friction alternative to heavy API clients like Postman. Built entirely for the browser — no desktop app, no mandatory accounts, no cloud sync. Your collections and request data stay in localStorage on your device.
Resonance is a local-first, zero-account API client application designed to provide an excellent user experience for testing and interacting with APIs. Built with Tauri, it offers a modern and intuitive interface for developers.
Use Test API for restful api testing. This postman alternative test rest api online and use post request online to test API endpoint.
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