head to head · open source
ECC vs devtools-x
ECC has 275,030 GitHub stars, 41,030 forks, 372 open issues and last shipped 3 days ago. devtools-x has 1,537 stars, 75 forks, 13 open issues and last shipped 4 months ago. ECC leads on adoption by 17,794% (275,030 vs 1,537 stars). ECC is written in JavaScript under MIT; devtools-x is written in TypeScript under MIT. ECC has attracted 15% as many forks as stars, devtools-x 5%. ECC was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (developer-tools), 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
| ECC | devtools-x | |
|---|---|---|
| GitHub stars | ★ 275K | ★ 1.5K |
| License | MIT | MIT |
| Written in | JavaScript | TypeScript |
| Last push | 2026-10-05 | 2026-05-29 |
| Forks | ⑂ 41K | ⑂ 75 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ECC if
- You weight community size — 275K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick devtools-x if
- You want the devtools-x feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and devtools-x fits your workflow better
About ECC
ECC is an MIT licensed open source agent harness performance optimization system that gives AI coding agents a coordinated engineering workflow — plan, test, implement, review, verify, remember, improve — for developers working in Claude Code, Codex, OpenCode, Cursor, and other harnesses.
About devtools-x
DevTools X is a free, open source, offline first desktop collection of 41 developer utilities for macOS, Windows, and Linux, aimed at developers who want a single lightweight non Electron app instead of scattering small helpers across browser tabs.
read the full devtools-x overview →
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Frequently asked questions
Is ECC or devtools-x more popular?
ECC has 275,030 GitHub stars and devtools-x has 1,537. ECC has the larger community by that measure.
Are ECC and devtools-x free?
Both are open source. ECC is licensed under MIT and devtools-x under MIT. Neither carries a licence fee.
What is the difference between ECC and devtools-x?
ECC is written in JavaScript and devtools-x 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, ECC or devtools-x?
Choose ECC if you want the larger community (275,030 stars) or its MIT licence terms. Choose devtools-x if its feature set, stack or MIT licence fits better. Both are self-hostable.