head to head · open source
headroom vs oh-my-pi
headroom has 78,922 GitHub stars, 6,169 forks, 643 open issues and last shipped yesterday. oh-my-pi has 37,931 stars, 4,277 forks, 2,964 open issues and last shipped yesterday. headroom leads on adoption by 108% (78,922 vs 37,931 stars). headroom is written in Python under Apache-2.0; oh-my-pi is written in TypeScript under MIT. headroom has attracted 8% as many forks as stars, oh-my-pi 11%. headroom was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (anthropic, llm, mcp), 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
| headroom | oh-my-pi | |
|---|---|---|
| GitHub stars | ★ 79K | ★ 38K |
| License | Apache-2.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-11-05 | 2026-11-05 |
| Forks | ⑂ 6.2K | ⑂ 4.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick headroom if
- You weight community size — 79K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick oh-my-pi if
- You want the oh-my-pi feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and oh-my-pi fits your workflow better
About headroom
Quickstart · Install · Proof · Agents · Docs · Discord · llms.txt AI agents / LLMs: read /llms.txt here, or fetch the live index · full docs blob . Headroom compresses everything your AI agent reads — tool outputs, logs, RAG chunks, files, and conversation history — before it reaches the LLM. Same answers, fraction of the tokens. Compression runs on your machine; no prompt or file content is sent anywhere to be compressed. 10,144 → 1,260 tokens. The same FATAL found. What it does Library — compress(messages) in Python or TypeScript, inline in any app. Proxy — headroom proxy port 8787 , zero code changes, any…
read the full headroom overview →
About oh-my-pi
A coding agent with the IDE wired in. omp.sh Fork of Pi by @mariozechner The most capable agent surface that ships. Continuously tuned by real world use — complete out of the box, open all the way down. 60+ providers · 31 built in tools · 14 lsp ops · 28 dap ops · 80k lines of Rust core. [!NOTE] Pull requests are temporarily open to everyone as a trial. We previously required a vouch before accepting PRs; that requirement is lifted for now while we evaluate how open contributions go. Depending on the results, the vouch system may return. Install macOS · Linux Alpine / musl: the prebuilt musl binary links…
read the full oh-my-pi overview →
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Frequently asked questions
Is headroom or oh-my-pi more popular?
headroom has 78,922 GitHub stars and oh-my-pi has 37,931. headroom has the larger community by that measure.
Are headroom and oh-my-pi free?
Both are open source. headroom is licensed under Apache-2.0 and oh-my-pi under MIT. Neither carries a licence fee.
What is the difference between headroom and oh-my-pi?
headroom is written in Python and oh-my-pi 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, headroom or oh-my-pi?
Choose headroom if you want the larger community (78,922 stars) or its Apache-2.0 licence terms. Choose oh-my-pi if its feature set, stack or MIT licence fits better. Both are self-hostable.