head to head · open source
loopx vs MDMA
loopx has 6,548 GitHub stars, 619 forks, 102 open issues and last shipped yesterday. MDMA has 73 stars, 2 forks, 0 open issues and last shipped 13 days ago. loopx leads on adoption by 8,870% (6,548 vs 73 stars). loopx is written in Python under Apache-2.0; MDMA is written in TypeScript under MIT. loopx has attracted 9% as many forks as stars, MDMA 3%. loopx 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
| loopx | MDMA | |
|---|---|---|
| GitHub stars | ★ 6.5K | ★ 73 |
| License | Apache-2.0 | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-11-04 | 2026-10-23 |
| Forks | ⑂ 619 | ⑂ 2 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick loopx if
- You weight community size — 6.5K 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 MDMA if
- You want the MDMA feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and MDMA fits your workflow better
About loopx
LoopX The open, provider neutral, stateful control plane for long horizon agents. Runs on top of Codex, Claude Code, Cursor, and other agent harnesses. LoopX preserves objectives, gates, todos, evidence, quota, and handoffs across turns; the harness executes bounded work. Public website · Blog · Docs · Developer Book · Try LoopX · See real loops · How it works · 简体中文 Open and provider neutral, LoopX is a lightweight state kernel and local first control plane for loop engineering. It runs on top of different agent harnesses rather than replacing them, providing the long horizon state, semantic decisions about…
read the full loopx overview →
About MDMA
MDMA Markdown Document with Mounted Applications Interactive documents from Markdown. Built for next gen apps 🌐 Website · 🚀 Live Demo · 📖 Docs · 💬 Discord · 🤗 Model Why MDMA? AI conversations today are plain text — the user reads a response and manually acts on it. MDMA changes that. When an LLM knows the MDMA spec, it can respond with interactive components (forms, tables, approval gates) instead of just text. The conversation becomes actionable: the user fills out a form, approves a step, or reviews structured data — all inline, with a predictable schema that your app already knows how to render and…
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Frequently asked questions
Is loopx or MDMA more popular?
loopx has 6,548 GitHub stars and MDMA has 73. loopx has the larger community by that measure.
Are loopx and MDMA free?
Both are open source. loopx is licensed under Apache-2.0 and MDMA under MIT. Neither carries a licence fee.
What is the difference between loopx and MDMA?
loopx is written in Python and MDMA 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, loopx or MDMA?
Choose loopx if you want the larger community (6,548 stars) or its Apache-2.0 licence terms. Choose MDMA if its feature set, stack or MIT licence fits better. Both are self-hostable.