Bruno Alternatives
Bruno is described as 'Lightweight open source API client for testing endpoints, saving requests as plain text files, offline use, git-compatible collaboration, and privacy-focused storage' and is a popular API Client in the development category. There are more than 25 alternatives to Bruno for a variety of platforms, including Windows, Mac, Linux, Web-based and Flathub apps. The best Bruno alternative is Postman, which is free. Other great apps like Bruno are Insomnia REST Client, Yaak, Insomnium and ApiArk.
Alternatives list
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.
Free, privacy-first API client built natively into VS Code. Test REST, GraphQL & WebSocket APIs locally — no login, no cloud sync, no telemetry.
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Routebase keeps your API's design, docs, mock servers, contract tests and monitoring in one living OpenAPI spec so they can't drift apart.
Cost / License
- Freemium
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)
+2
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
Cost / License
- Freemium
- Proprietary
Platforms
- Windows
- Mac
- Linux
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Fast, offline-first REST API client for testing and debugging APIs — no account, no cloud, collections stored as plain JSON files on your disk.
51 Test API alternativesUse Test API for restful api testing. This postman alternative test rest api online and use post request online to test API endpoint.
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.
A fast, lightweight REST API client for developers. Test, debug, and organize your APIs locally without cloud sync. Free
Cost / License
- Free
- Proprietary
Platforms
- Windows
- Mac
APISpider is a lightweight API client for testing, debugging, and documenting REST APIs. It includes request history, collections, environment variables, mock servers, and API docs — all designed to keep your workflow fast and distraction-free.
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