head to head · open source
Bruno vs just-api
Bruno has 47,992 GitHub stars, 3,068 forks, 1,831 open issues and last shipped yesterday. just-api has 815 stars, 36 forks, 19 open issues and last shipped 9 months ago. Bruno leads on adoption by 5,789% (47,992 vs 815 stars). Bruno is written in JavaScript under MIT; just-api is written in JavaScript under MIT. Bruno has attracted 6% as many forks as stars, just-api 4%. Bruno was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (api-testing, automation, javascript), 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 | just-api | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 815 |
| License | MIT | MIT |
| Written in | JavaScript | JavaScript |
| Last push | 2026-11-02 | 2026-02-12 |
| Forks | ⑂ 3.1K | ⑂ 36 |
| 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 just-api if
- You want the just-api feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and just-api 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 just-api
Just API Just API is a declarative, specification based test framework for REST , GraphQL APIs. Users can test APIs without writing code, but they can also tap into code when they want to. It reads API test specification from YAML files and runs them in serial/parallel mode. Test reports can be generated in several formats including HTML and JSON. In simple terms, users build a test suite by providing a set of request and response validation specification in a YAML file. Each suite can have one or more specs. Just API builds the request, sends it to server and validates response as per the specification. One can…
read the full just-api overview →
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Frequently asked questions
Is Bruno or just-api more popular?
Bruno has 47,992 GitHub stars and just-api has 815. Bruno has the larger community by that measure.
Are Bruno and just-api free?
Both are open source. Bruno is licensed under MIT and just-api under MIT. Neither carries a licence fee.
What is the difference between Bruno and just-api?
Bruno is written in JavaScript and just-api in JavaScript. 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 just-api?
Choose Bruno if you want the larger community (47,992 stars) or its MIT licence terms. Choose just-api if its feature set, stack or MIT licence fits better. Both are self-hostable.