head to head · open source
Bruno vs autorest
Bruno has 47,992 GitHub stars, 3,068 forks, 1,831 open issues and last shipped yesterday. autorest has 4,790 stars, 735 forks, 25 open issues and last shipped 29 days ago. Bruno leads on adoption by 902% (47,992 vs 4,790 stars). Bruno is written in JavaScript under MIT; autorest is written in TypeSpec under MIT. Bruno has attracted 6% as many forks as stars, autorest 15%. Bruno was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (javascript, openapi), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Bruno | autorest | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 4.8K |
| License | MIT | MIT |
| Written in | JavaScript | TypeSpec |
| Last push | 2026-11-02 | 2026-10-05 |
| Forks | ⑂ 3.1K | ⑂ 735 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Bruno if
- You weight community size — 48K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick autorest if
- You want the autorest feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeSpec
- You evaluated both and autorest fits your workflow better
About Bruno
Bruno Opensource IDE for exploring and testing APIs. English Українська Русский Türkçe Deutsch Français Português (BR) 한국어 বাংলা Español Italiano Română Polski 简体中文 正體中文 العربية 日本語 ქართული Nederlands فارسی Bruno is a new and innovative API client, aimed at revolutionizing the status quo represented by Postman and similar tools out there. Bruno stores your collections directly in a folder on your filesystem. We use a plain text markup language, Bru, to save information about API requests. You can use Git or any version control of your choice to collaborate over your API collections. Bruno is offline only. There…
read the full Bruno overview →
About autorest
⚠️ Deprecation Notice AutoRest is deprecated and will be retired on July 1, 2026. AutoRest is no longer under active development. No new features, language generators, or plugins will be added. ✅ Recommended replacement: TypeSpec The recommended successor to AutoRest is TypeSpec — a modern, actively developed API description language and code generation platform. 📌 Deprecation tracking issue for more details: AutoRest The AutoRest tool generates client libraries for accessing RESTful web services. Input to AutoRest is a spec that describes the REST API using the OpenAPI Specification format. Release notes…
read the full autorest overview →
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Frequently asked questions
Is Bruno or autorest more popular?
Bruno has 47,992 GitHub stars and autorest has 4,790. Bruno has the larger community by that measure.
Are Bruno and autorest free?
Both are open source. Bruno is licensed under MIT and autorest under MIT. Neither carries a licence fee.
What is the difference between Bruno and autorest?
Bruno is written in JavaScript and autorest in TypeSpec. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Bruno or autorest?
Choose Bruno if you want the larger community (47,992 stars) or its MIT licence terms. Choose autorest if its feature set, stack or MIT licence fits better. Both are self-hostable.