head to head · open source
marketingskills vs OpenOutreach
marketingskills has 58,064 GitHub stars, 8,533 forks, 154 open issues and last shipped 3 days ago. OpenOutreach has 3,478 stars, 626 forks, 1 open issues and last shipped 11 days ago. marketingskills leads on adoption by 1,569% (58,064 vs 3,478 stars). marketingskills is written in JavaScript under MIT; OpenOutreach is written in Python under GPL-3.0. marketingskills has attracted 15% as many forks as stars, OpenOutreach 18%. marketingskills 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
| marketingskills | OpenOutreach | |
|---|---|---|
| GitHub stars | ★ 58K | ★ 3.5K |
| License | MIT | GPL-3.0 |
| Written in | JavaScript | Python |
| Last push | 2026-10-31 | 2026-10-23 |
| Forks | ⑂ 8.5K | ⑂ 626 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick marketingskills if
- You weight community size — 58K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick OpenOutreach if
- You want the OpenOutreach feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Python
- You evaluated both and OpenOutreach fits your workflow better
About marketingskills
Marketing Skills for AI Agents A collection of AI agent skills focused on marketing tasks. Built for technical marketers and founders who want AI coding agents to help with conversion optimization, copywriting, SEO, analytics, and growth engineering. Works with Claude Code, OpenAI Codex, Cursor, Windsurf, and any agent that supports the Agent Skills spec. Built by Corey Haines. Need hands on help? Check out Conversion Factory — Corey's agency for conversion optimization, landing pages, and growth strategy. Want to learn more about marketing? Subscribe to Swipe Files. Want to get dangerously good at using AI for…
read the full marketingskills overview →
About OpenOutreach
OpenOutreach — open source AI agent for B2B lead generation Describe your product. Define your target market. The AI finds the people who fit, tells you why each one does, and emails them. Self hosted CLI. One install, one onboarding, one command. Demo 🚀 What is OpenOutreach? OpenOutreach is a self hosted, open source lead finder that qualifies for you — and then writes the email. You describe your product and your target market; it discovers matching people from a licensed data provider , judges each one against the ICP it learned from your description, hands you the ones that fit with the reason each was…
read the full OpenOutreach overview →
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Frequently asked questions
Is marketingskills or OpenOutreach more popular?
marketingskills has 58,064 GitHub stars and OpenOutreach has 3,478. marketingskills has the larger community by that measure.
Are marketingskills and OpenOutreach free?
Both are open source. marketingskills is licensed under MIT and OpenOutreach under GPL-3.0. Neither carries a licence fee.
What is the difference between marketingskills and OpenOutreach?
marketingskills is written in JavaScript and OpenOutreach 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 OpenOutreach?
Choose marketingskills if you want the larger community (58,064 stars) or its MIT licence terms. Choose OpenOutreach if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.