head to head · open source
ECC vs gmgn-skills
ECC has 271,121 GitHub stars, 40,511 forks, 336 open issues and last shipped yesterday. gmgn-skills has 593 stars, 105 forks, 40 open issues and last shipped 5 days ago. ECC leads on adoption by 45,620% (271,121 vs 593 stars). ECC is written in JavaScript under MIT; gmgn-skills is written in Python under MIT. ECC has attracted 15% as many forks as stars, gmgn-skills 18%. ECC was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai-agents), 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 | gmgn-skills | |
|---|---|---|
| GitHub stars | ★ 271K | ★ 593 |
| License | MIT | MIT |
| Written in | JavaScript | Python |
| Last push | 2026-10-02 | 2026-09-28 |
| Forks | ⑂ 41K | ⑂ 105 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ECC if
- You weight community size — 271K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick gmgn-skills if
- You want the gmgn-skills feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and gmgn-skills 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 gmgn-skills
GMGN Skills is a set of open source Python tools that give AI agents natural language access to real time multi chain token data and on chain trading execution on Solana, BSC, and Base.
read the full gmgn-skills overview →
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Frequently asked questions
Is ECC or gmgn-skills more popular?
ECC has 271,121 GitHub stars and gmgn-skills has 593. ECC has the larger community by that measure.
Are ECC and gmgn-skills free?
Both are open source. ECC is licensed under MIT and gmgn-skills under MIT. Neither carries a licence fee.
What is the difference between ECC and gmgn-skills?
ECC is written in JavaScript and gmgn-skills 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, ECC or gmgn-skills?
Choose ECC if you want the larger community (271,121 stars) or its MIT licence terms. Choose gmgn-skills if its feature set, stack or MIT licence fits better. Both are self-hostable.