head to head · open source
Bruno vs RWKV-Runner
Bruno has 47,992 GitHub stars, 3,068 forks, 1,831 open issues and last shipped yesterday. RWKV-Runner has 6,498 stars, 594 forks, 178 open issues and last shipped yesterday. Bruno leads on adoption by 639% (47,992 vs 6,498 stars). Bruno is written in JavaScript under MIT; RWKV-Runner is written in TypeScript under MIT. Bruno has attracted 6% as many forks as stars, RWKV-Runner 9%. Bruno was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (api-client), 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 | RWKV-Runner | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 6.5K |
| License | MIT | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 3.1K | ⑂ 594 |
| 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 RWKV-Runner if
- You want the RWKV-Runner feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and RWKV-Runner 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…
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About RWKV-Runner
RWKV Runner This project aims to eliminate the barriers of using large language models by automating everything for you. All you need is a lightweight executable program of just a few megabytes. Additionally, this project provides an interface compatible with the OpenAI API, which means that every ChatGPT client is an RWKV client. [![license][license image]][license url] [![release][release image]][release url] [![py version][py version image]][py version url] English 简体中文 日本語 Install [![Windows][Windows image]][Windows url] [![MacOS][MacOS image]][MacOS url] [![Linux][Linux image]][Linux url] FAQs Preview…
read the full RWKV-Runner overview →
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Frequently asked questions
Is Bruno or RWKV-Runner more popular?
Bruno has 47,992 GitHub stars and RWKV-Runner has 6,498. Bruno has the larger community by that measure.
Are Bruno and RWKV-Runner free?
Both are open source. Bruno is licensed under MIT and RWKV-Runner under MIT. Neither carries a licence fee.
What is the difference between Bruno and RWKV-Runner?
Bruno is written in JavaScript and RWKV-Runner in TypeScript. 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 RWKV-Runner?
Choose Bruno if you want the larger community (47,992 stars) or its MIT licence terms. Choose RWKV-Runner if its feature set, stack or MIT licence fits better. Both are self-hostable.