head to head · open source
Bruno vs mcp2cli
Bruno has 47,992 GitHub stars, 3,068 forks, 1,831 open issues and last shipped yesterday. mcp2cli has 2,427 stars, 185 forks, 3 open issues and last shipped 6 days ago. Bruno leads on adoption by 1,877% (47,992 vs 2,427 stars). Bruno is written in JavaScript under MIT; mcp2cli is written in Python under MIT. Bruno has attracted 6% as many forks as stars, mcp2cli 8%. Bruno was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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 | mcp2cli | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 2.4K |
| License | MIT | MIT |
| Written in | JavaScript | Python |
| Last push | 2026-11-02 | 2026-10-28 |
| Forks | ⑂ 3.1K | ⑂ 185 |
| 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 mcp2cli if
- You want the mcp2cli feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and mcp2cli 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 mcp2cli
mcp2cli Turn any MCP server, OpenAPI spec, or GraphQL endpoint into a CLI — at runtime, with zero codegen. Save 96–99% of the tokens wasted on tool schemas every turn. Read the full writeup → Install AI Agent Skill mcp2cli ships with an installable skill that teaches AI coding agents (Claude Code, Cursor, Codex) how to use it. Once installed, your agent can discover and call any MCP server or OpenAPI endpoint — and even generate new skills from APIs. After installing, try prompts like: mcp2cli mcp — interact with an MCP server mcp2cli create a skill for — generate a skill from an API Usage MCP HTTP/SSE mode…
read the full mcp2cli overview →
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Frequently asked questions
Is Bruno or mcp2cli more popular?
Bruno has 47,992 GitHub stars and mcp2cli has 2,427. Bruno has the larger community by that measure.
Are Bruno and mcp2cli free?
Both are open source. Bruno is licensed under MIT and mcp2cli under MIT. Neither carries a licence fee.
What is the difference between Bruno and mcp2cli?
Bruno is written in JavaScript and mcp2cli in Python. 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 mcp2cli?
Choose Bruno if you want the larger community (47,992 stars) or its MIT licence terms. Choose mcp2cli if its feature set, stack or MIT licence fits better. Both are self-hostable.