head to head · open source
ActivePieces vs yao-meta-skill
ActivePieces has 25,364 GitHub stars, 4,428 forks, 573 open issues and last shipped yesterday. yao-meta-skill has 2,718 stars, 252 forks, 4 open issues and last shipped 3 months ago. ActivePieces leads on adoption by 833% (25,364 vs 2,718 stars). ActivePieces is written in TypeScript under a custom or non-standard licence; yao-meta-skill is written in Python under MIT. ActivePieces has attracted 17% as many forks as stars, yao-meta-skill 9%. ActivePieces was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agents, workflow-automation), 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
| ActivePieces | yao-meta-skill | |
|---|---|---|
| GitHub stars | ★ 25K | ★ 2.7K |
| License | Custom / other | MIT |
| Written in | TypeScript | Python |
| Last push | 2026-11-04 | 2026-08-17 |
| Forks | ⑂ 4.4K | ⑂ 252 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ActivePieces if
- You weight community size — 25K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick yao-meta-skill if
- You want the yao-meta-skill feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and yao-meta-skill fits your workflow better
About ActivePieces
An open source replacement for Zapier Documentation 🌪️ Create a Piece 🖉 Deploy 🔥 Join Discord 🤯 Welcome to Activepieces All in one AI automation designed to be extensible through a type safe pieces framework written in TypeScript . When you contribute pieces to Activepieces they become automatically available as MCP servers that you can use with LLMs through Claude Desktop, Cursor or Windsurf! 🔥 Why Activepieces is Different: 💖 Loved by Everyone : Intuitive interface and great experience for both technical and non technical users with a quick learning curve. 🌐 Open Ecosystem: All pieces are open source…
read the full ActivePieces overview →
About yao-meta-skill
Yao Meta Skill YAO stands for Yielding AI Outcomes : the goal is not to generate more prompt text, but to produce reusable AI assets and real operational outcomes. yao meta skill creates, evaluates, packages, and governs reusable agent skills. The 1.0 line focused on turning repeated workflows into installable, readable, cross platform skill packages. The 2.0 line expands that factory into a Skill OS: a governed system for modeling a skill once, compiling it for multiple targets, testing its behavior, reviewing its release evidence, and tracking the next iteration. Quick Start · Skill OS 2.0 · 1.0 vs 2.0 ·…
read the full yao-meta-skill overview →
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Frequently asked questions
Is ActivePieces or yao-meta-skill more popular?
ActivePieces has 25,364 GitHub stars and yao-meta-skill has 2,718. ActivePieces has the larger community by that measure.
Are ActivePieces and yao-meta-skill free?
Both are open source. ActivePieces has no licence declared in this registry, and yao-meta-skill is licensed under MIT. Both are free to self-host.
What is the difference between ActivePieces and yao-meta-skill?
ActivePieces is written in TypeScript and yao-meta-skill 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, ActivePieces or yao-meta-skill?
Choose ActivePieces if you want the larger community (25,364 stars) or its Custom / other licence terms. Choose yao-meta-skill if its feature set, stack or MIT licence fits better. Both are self-hostable.