head to head · open source
headroom vs avoid-ai-writing
headroom has 78,845 GitHub stars, 6,162 forks, 643 open issues and last shipped yesterday. avoid-ai-writing has 5,423 stars, 476 forks, 52 open issues and last shipped yesterday. headroom leads on adoption by 1,354% (78,845 vs 5,423 stars). headroom is written in Python under Apache-2.0; avoid-ai-writing is written in JavaScript under MIT. headroom has attracted 8% as many forks as stars, avoid-ai-writing 9%. headroom 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, llm), 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 | avoid-ai-writing | |
|---|---|---|
| GitHub stars | ★ 79K | ★ 5.4K |
| License | Apache-2.0 | MIT |
| Written in | Python | JavaScript |
| Last push | 2026-11-04 | 2026-11-04 |
| Forks | ⑂ 6.2K | ⑂ 476 |
| 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 avoid-ai-writing if
- You want the avoid-ai-writing feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and avoid-ai-writing 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 avoid-ai-writing
avoid ai writing Audit & rewrite content to remove AI writing patterns. A practical skill for any AI agent. Supports detect only and edit in place modes, plus voice profiles. A portable writing skill for Claude Code, OpenClaw, Hermes, and any other agentskills.io compatible agent. Audits and rewrites content to remove AI writing patterns ("AI isms"). Three modes: Rewrite (default) — flags AI patterns, applies up to two editing passes, verifies the result when possible, and returns one final version. Detect — flags AI patterns without rewriting. Shows which flags are real problems vs. judgment calls. Useful when…
read the full avoid-ai-writing overview →
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Frequently asked questions
Is headroom or avoid-ai-writing more popular?
headroom has 78,845 GitHub stars and avoid-ai-writing has 5,423. headroom has the larger community by that measure.
Are headroom and avoid-ai-writing free?
Both are open source. headroom is licensed under Apache-2.0 and avoid-ai-writing under MIT. Neither carries a licence fee.
What is the difference between headroom and avoid-ai-writing?
headroom is written in Python and avoid-ai-writing in JavaScript. 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 avoid-ai-writing?
Choose headroom if you want the larger community (78,845 stars) or its Apache-2.0 licence terms. Choose avoid-ai-writing if its feature set, stack or MIT licence fits better. Both are self-hostable.