head to head · open source
chrome-devtools-mcp vs serenity
chrome-devtools-mcp has 54,665 GitHub stars, 5,250 forks, 109 open issues and last shipped yesterday. serenity has 33,938 stars, 3,488 forks, 739 open issues and last shipped yesterday. chrome-devtools-mcp leads on adoption by 61% (54,665 vs 33,938 stars). chrome-devtools-mcp is written in TypeScript under Apache-2.0; serenity is written in C++ under BSD-2-Clause. chrome-devtools-mcp has attracted 10% as many forks as stars, serenity 10%. chrome-devtools-mcp was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (browser), 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
| chrome-devtools-mcp | serenity | |
|---|---|---|
| GitHub stars | ★ 55K | ★ 34K |
| License | Apache-2.0 | BSD-2-Clause |
| Written in | TypeScript | C++ |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 5.3K | ⑂ 3.5K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick chrome-devtools-mcp if
- You weight community size — 55K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick serenity if
- You want the serenity feature set and don't need the biggest community
- You prefer the BSD-2-Clause license terms
- Your stack matches C++
- You evaluated both and serenity fits your workflow better
About chrome-devtools-mcp
Chrome DevTools for agents Chrome DevTools for agents ( chrome devtools mcp ) lets your coding agent (such as Antigravity, Claude, Cursor or Copilot) control and inspect a live Chrome browser. It acts as a Model Context Protocol (MCP) server, giving your AI coding assistant access to the full power of Chrome DevTools for reliable automation, in depth debugging, and performance analysis. A [CLI][cli] is also provided for use without MCP. [Tool reference][tool reference] [Changelog][changelog] [Contributing][contributing] [Troubleshooting][troubleshooting] [Design Principles][design principles] Key features Get…
read the full chrome-devtools-mcp overview →
About serenity
SerenityOS Graphical Unix like operating system for 64 bit x86, Arm, and RISC V computers. FAQ Documentation Build Instructions About SerenityOS is a love letter to '90s user interfaces with a custom Unix like core. It flatters with sincerity by stealing beautiful ideas from various other systems. Roughly speaking, the goal is a marriage between the aesthetic of late 1990s productivity software and the power user accessibility of late 2000s \ nix. This is a system by us, for us, based on the things we like. You can watch videos of the system being developed on YouTube: Andreas Kling's channel Linus Groh's…
read the full serenity overview →
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Frequently asked questions
Is chrome-devtools-mcp or serenity more popular?
chrome-devtools-mcp has 54,665 GitHub stars and serenity has 33,938. chrome-devtools-mcp has the larger community by that measure.
Are chrome-devtools-mcp and serenity free?
Both are open source. chrome-devtools-mcp is licensed under Apache-2.0 and serenity under BSD-2-Clause. Neither carries a licence fee.
What is the difference between chrome-devtools-mcp and serenity?
chrome-devtools-mcp is written in TypeScript and serenity in C++. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, chrome-devtools-mcp or serenity?
Choose chrome-devtools-mcp if you want the larger community (54,665 stars) or its Apache-2.0 licence terms. Choose serenity if its feature set, stack or BSD-2-Clause licence fits better. Both are self-hostable.