head to head · open source
chrome-devtools-mcp vs MarvellousSuspender
chrome-devtools-mcp has 52,222 GitHub stars, 4,037 forks, 109 open issues and last shipped today. MarvellousSuspender has 1,393 stars, 143 forks, 53 open issues and last shipped yesterday. chrome-devtools-mcp leads on adoption by 3,649% (52,222 vs 1,393 stars). chrome-devtools-mcp is written in TypeScript under Apache-2.0; MarvellousSuspender is written in JavaScript under GPL-2.0. chrome-devtools-mcp has attracted 8% as many forks as stars, MarvellousSuspender 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 (chrome), 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 | MarvellousSuspender | |
|---|---|---|
| GitHub stars | ★ 52K | ★ 1.4K |
| License | Apache-2.0 | GPL-2.0 |
| Written in | TypeScript | JavaScript |
| Last push | 2026-09-18 | 2026-09-17 |
| Forks | ⑂ 4.0K | ⑂ 143 |
| 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 MarvellousSuspender if
- You want the MarvellousSuspender feature set and don't need the biggest community
- You prefer the GPL-2.0 license terms
- Your stack matches JavaScript
- You evaluated both and MarvellousSuspender 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 MarvellousSuspender
The Marvellous Suspender Free your memory. Suspend what you don't need. A free, open source Chrome extension no ads, no tracking. Based on The Great Suspender, cleaned up and actively maintained. Once installed and enabled, this extension will automatically suspend tabs that have not been used for a default, or user configurable, time interval. As a result, resources such as memory and CPU that the tab was consuming are freed. If you have suggestions or problems using the extension, please submit a bug or a feature request. Chrome Web Store The Marvellous Suspender is available via the official Chrome Web Store. …
read the full MarvellousSuspender overview →
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Frequently asked questions
Is chrome-devtools-mcp or MarvellousSuspender more popular?
chrome-devtools-mcp has 52,222 GitHub stars and MarvellousSuspender has 1,393. chrome-devtools-mcp has the larger community by that measure.
Are chrome-devtools-mcp and MarvellousSuspender free?
Both are open source. chrome-devtools-mcp is licensed under Apache-2.0 and MarvellousSuspender under GPL-2.0. Neither carries a licence fee.
What is the difference between chrome-devtools-mcp and MarvellousSuspender?
chrome-devtools-mcp is written in TypeScript and MarvellousSuspender 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 MarvellousSuspender?
Choose chrome-devtools-mcp if you want the larger community (52,222 stars) or its Apache-2.0 licence terms. Choose MarvellousSuspender if its feature set, stack or GPL-2.0 licence fits better. Both are self-hostable.