head to head · open source
Dify vs ii-agent
Dify has 156,215 GitHub stars, 24,668 forks, 1,067 open issues and last shipped yesterday. ii-agent has 3,387 stars, 524 forks, 15 open issues and last shipped 1 months ago. Dify leads on adoption by 4,512% (156,215 vs 3,387 stars). Dify is written in TypeScript under a custom or non-standard licence; ii-agent is written in Python under Apache-2.0. Dify has attracted 16% as many forks as stars, ii-agent 15%. Dify was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 4 topic tags (agent, agentic-ai, 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 | ii-agent | |
|---|---|---|
| GitHub stars | ★ 156K | ★ 3.4K |
| License | Custom / other | Apache-2.0 |
| Written in | TypeScript | Python |
| Last push | 2026-09-18 | 2026-08-16 |
| Forks | ⑂ 25K | ⑂ 524 |
| 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 ii-agent if
- You want the ii-agent feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and ii-agent 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 ii-agent
II Agent is an Apache 2.0 open source Python framework for building, running, forking, and extending intelligent agents, aimed at solo developers, research teams, and enterprises that want full control over models and cost through bring your own key (BYOK) configuration.
read the full ii-agent overview →
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Frequently asked questions
Is Dify or ii-agent more popular?
Dify has 156,215 GitHub stars and ii-agent has 3,387. Dify has the larger community by that measure.
Are Dify and ii-agent free?
Both are open source. Dify has no licence declared in this registry, and ii-agent is licensed under Apache-2.0. Both are free to self-host.
What is the difference between Dify and ii-agent?
Dify is written in TypeScript and ii-agent in Python. 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 ii-agent?
Choose Dify if you want the larger community (156,215 stars) or its Custom / other licence terms. Choose ii-agent if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.