head to head · open source
Dify vs neo
Dify has 156,215 GitHub stars, 24,668 forks, 1,067 open issues and last shipped yesterday. neo has 3,277 stars, 232 forks, 140 open issues and last shipped yesterday. Dify leads on adoption by 4,667% (156,215 vs 3,277 stars). Dify is written in TypeScript under a custom or non-standard licence; neo is written in JavaScript under MIT. Dify has attracted 16% as many forks as stars, neo 7%. neo was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai, 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
| Dify | neo | |
|---|---|---|
| GitHub stars | ★ 156K | ★ 3.3K |
| License | Custom / other | MIT |
| Written in | TypeScript | JavaScript |
| Last push | 2026-09-18 | 2026-09-18 |
| Forks | ⑂ 25K | ⑂ 232 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Dify if
- You weight community size — 156K 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 neo if
- You want the neo feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and neo fits your workflow better
About Dify
Dify is an open source LLM application development platform built in TypeScript. It provides a visual interface for designing, testing, and deploying AI workflows, RAG pipelines, and agentic systems without writing extensive code. The platform lives in the generative AI development ecosystem and targets teams needing to move from prototype to production using consistent tooling across environments.
About neo
Neo.mjs is an MIT licensed, open source JavaScript application engine whose multi threaded runtime is designed to be inhabited by a cross model AI engineering swarm, built for teams that want AI agents working inside a live application rather than chatting beside it.
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Frequently asked questions
Is Dify or neo more popular?
Dify has 156,215 GitHub stars and neo has 3,277. Dify has the larger community by that measure.
Are Dify and neo free?
Both are open source. Dify has no licence declared in this registry, and neo is licensed under MIT. Both are free to self-host.
What is the difference between Dify and neo?
Dify is written in TypeScript and neo 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, Dify or neo?
Choose Dify if you want the larger community (156,215 stars) or its Custom / other licence terms. Choose neo if its feature set, stack or MIT licence fits better. Both are self-hostable.