head to head · open source
marketingskills vs growth-lab
marketingskills has 54,784 GitHub stars, 8,115 forks, 154 open issues and last shipped yesterday. growth-lab has 1,992 stars, 172 forks, 0 open issues and last shipped 17 days ago. marketingskills leads on adoption by 2,650% (54,784 vs 1,992 stars). marketingskills is written in JavaScript under MIT; growth-lab is written in Python under Apache-2.0. marketingskills has attracted 15% as many forks as stars, growth-lab 9%. marketingskills was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (claude-code, codex), 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
| marketingskills | growth-lab | |
|---|---|---|
| GitHub stars | ★ 55K | ★ 2.0K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Python |
| Last push | 2026-10-14 | 2026-09-28 |
| Forks | ⑂ 8.1K | ⑂ 172 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick marketingskills if
- You weight community size — 55K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick growth-lab if
- You want the growth-lab feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and growth-lab fits your workflow better
About marketingskills
marketingskills is a free, MIT licensed collection of marketing skills for Claude Code, OpenAI Codex, Cursor, Windsurf, and any agent that supports the Agent Skills spec, aimed at technical marketers and founders who want AI coding agents to handle conversion optimization, copywriting, SEO, analytics, and growth engineering.
read the full marketingskills overview →
About growth-lab
Growth Lab is an open source Python growth tool in the business software and marketing customer engagement ecosystem. It understands a product, fetches needed data, researches the market, executes campaign actions, and reviews results to improve the next growth round. It runs inside Codex or Claude Code as the application runtime.
read the full growth-lab overview →
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Frequently asked questions
Is marketingskills or growth-lab more popular?
marketingskills has 54,784 GitHub stars and growth-lab has 1,992. marketingskills has the larger community by that measure.
Are marketingskills and growth-lab free?
Both are open source. marketingskills is licensed under MIT and growth-lab under Apache-2.0. Neither carries a licence fee.
What is the difference between marketingskills and growth-lab?
marketingskills is written in JavaScript and growth-lab 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, marketingskills or growth-lab?
Choose marketingskills if you want the larger community (54,784 stars) or its MIT licence terms. Choose growth-lab if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.