head to head · open source
Bruno vs pythagora
Bruno has 47,992 GitHub stars, 3,068 forks, 1,831 open issues and last shipped yesterday. pythagora has 1,821 stars, 113 forks, 24 open issues and last shipped 5 months ago. Bruno leads on adoption by 2,535% (47,992 vs 1,821 stars). Bruno is written in JavaScript under MIT; pythagora is written in JavaScript under Apache-2.0. Bruno has attracted 6% as many forks as stars, pythagora 6%. Bruno was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (api-testing, developer-tools), 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.
← all 20902 open source comparisons
Side by side
| Bruno | pythagora | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 1.8K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | JavaScript |
| Last push | 2026-11-02 | 2026-06-16 |
| Forks | ⑂ 3.1K | ⑂ 113 |
| 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 pythagora if
- You want the pythagora feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches JavaScript
- You evaluated both and pythagora 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 pythagora
This repo is deprecated we're working on GPT Pilot Pythagora is on a mission to make automated tests 🤖 fully autonomous 🤖 Just run one command and watch the tests being created with GPT 4 The following details are for generating unit tests. To view the docs on how to generate integration tests , click here. Visual Studio Code Extension If you want to try out Pythagora using Visual Studio Code extension you can download it here . 🏃💨️ Quickstart To install Pythagora run: Then, add your API key and you're ready to get tests generated. After that, just run the following command from the root directory of your…
read the full pythagora overview →
More in Developer Tools
Related comparisons
More API Development & Testing projects
Compare either of these against the rest of the API Development & Testing field.
Frequently asked questions
Is Bruno or pythagora more popular?
Bruno has 47,992 GitHub stars and pythagora has 1,821. Bruno has the larger community by that measure.
Are Bruno and pythagora free?
Both are open source. Bruno is licensed under MIT and pythagora under Apache-2.0. Neither carries a licence fee.
What is the difference between Bruno and pythagora?
Bruno is written in JavaScript and pythagora 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 pythagora?
Choose Bruno if you want the larger community (47,992 stars) or its MIT licence terms. Choose pythagora if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.