head to head · open source
chrome-devtools-mcp vs eventemitter3
chrome-devtools-mcp has 52,222 GitHub stars, 4,037 forks, 109 open issues and last shipped yesterday. eventemitter3 has 3,538 stars, 236 forks, 22 open issues and last shipped 8 months ago. chrome-devtools-mcp leads on adoption by 1,376% (52,222 vs 3,538 stars). chrome-devtools-mcp is written in TypeScript under Apache-2.0; eventemitter3 is written in JavaScript under MIT. chrome-devtools-mcp has attracted 8% as many forks as stars, eventemitter3 7%. 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 | eventemitter3 | |
|---|---|---|
| GitHub stars | ★ 52K | ★ 3.5K |
| License | Apache-2.0 | MIT |
| Written in | TypeScript | JavaScript |
| Last push | 2026-09-18 | 2026-01-19 |
| Forks | ⑂ 4.0K | ⑂ 236 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick chrome-devtools-mcp if
- You weight community size — 52K 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 eventemitter3 if
- You want the eventemitter3 feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and eventemitter3 fits your workflow better
About chrome-devtools-mcp
chrome devtools mcp is an Apache 2.0 TypeScript Model Context Protocol server, distributed on npm, that gives coding agents such as Claude, Cursor, Copilot and Antigravity control over and visibility into a live Chrome browser through the full Chrome DevTools toolset.
read the full chrome-devtools-mcp overview →
About eventemitter3
EventEmitter3 is a high performance, MIT licensed event emitter library for JavaScript that is API compatible with the Node.js built in EventEmitter and intended for Node.js and browser developers who need faster event handling without rewriting existing event code.
read the full eventemitter3 overview →
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Frequently asked questions
Is chrome-devtools-mcp or eventemitter3 more popular?
chrome-devtools-mcp has 52,222 GitHub stars and eventemitter3 has 3,538. chrome-devtools-mcp has the larger community by that measure.
Are chrome-devtools-mcp and eventemitter3 free?
Both are open source. chrome-devtools-mcp is licensed under Apache-2.0 and eventemitter3 under MIT. Neither carries a licence fee.
What is the difference between chrome-devtools-mcp and eventemitter3?
chrome-devtools-mcp is written in TypeScript and eventemitter3 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, chrome-devtools-mcp or eventemitter3?
Choose chrome-devtools-mcp if you want the larger community (52,222 stars) or its Apache-2.0 licence terms. Choose eventemitter3 if its feature set, stack or MIT licence fits better. Both are self-hostable.