head to head · open source
pi vs Emdash
pi has 106,586 GitHub stars, 13,437 forks, 202 open issues and last shipped yesterday. Emdash has 5,763 stars, 592 forks, 95 open issues and last shipped yesterday. pi leads on adoption by 1,749% (106,586 vs 5,763 stars). pi is written in TypeScript under MIT; Emdash is written in TypeScript under Apache-2.0. pi has attracted 13% as many forks as stars, Emdash 10%. pi was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| pi | Emdash | |
|---|---|---|
| GitHub stars | ★ 107K | ★ 5.8K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 13K | ⑂ 592 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick pi if
- You weight community size — 107K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Emdash if
- You want the Emdash feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and Emdash fits your workflow better
About pi
Pi is a modular agent toolkit written in TypeScript for building and running terminal based AI coding agents. It lives in the developer tooling ecosystem and provides composable packages for LLM integration, agent orchestration, and terminal UI rendering. The project centers on @earendil works/pi coding agent , an interactive CLI agent, supported by core runtime, AI abstraction, and TUI libraries.
About Emdash
Emdash is an open source desktop app and agentic development environment for developers who want to run several AI coding agents in parallel, each isolated in its own Git worktree, against local projects or remote machines over SSH.
read the full Emdash overview →
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Frequently asked questions
Is pi or Emdash more popular?
pi has 106,586 GitHub stars and Emdash has 5,763. pi has the larger community by that measure.
Are pi and Emdash free?
Both are open source. pi is licensed under MIT and Emdash under Apache-2.0. Neither carries a licence fee.
What is the difference between pi and Emdash?
pi is written in TypeScript and Emdash 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, pi or Emdash?
Choose pi if you want the larger community (106,586 stars) or its MIT licence terms. Choose Emdash if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.