head to head · open source
Dify vs evolver
Dify has 160,251 GitHub stars, 25,336 forks, 1,067 open issues and last shipped yesterday. evolver has 8,715 stars, 847 forks, 26 open issues and last shipped 2 days ago. Dify leads on adoption by 1,739% (160,251 vs 8,715 stars). Dify is written in Python under a custom or non-standard licence; evolver is written in JavaScript under GPL-3.0. Dify has attracted 16% as many forks as stars, evolver 10%. Dify was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| Dify | evolver | |
|---|---|---|
| GitHub stars | ★ 160K | ★ 8.7K |
| License | Custom / other | GPL-3.0 |
| Written in | Python | JavaScript |
| Last push | 2026-11-02 | 2026-11-01 |
| Forks | ⑂ 25K | ⑂ 847 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Dify if
- You weight community size — 160K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick evolver if
- You want the evolver feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and evolver fits your workflow better
About Dify
Dify Cloud · Self hosting · Documentation · Dify edition overview Dify is an open source LLM app development platform. Its intuitive interface combines AI workflow, RAG pipeline, agent capabilities, model management, observability features (including Opik, Langfuse, and Arize Phoenix) and more, letting you quickly go from prototype to production. Here's a list of the core features: Quick start Before installing Dify, make sure your machine meets the following minimum system requirements: CPU = 2 Core RAM = 4 GiB The easiest way to start the Dify server is through Docker Compose. Before running Dify with the…
About evolver
Evolver — Agent Self Evolving Engine evomap.ai Documentation Chinese / 中文文档 Japanese / 日本語ドキュメント Korean / 한국어 문서 GitHub Releases Notice — Moving Toward Source Available Evolver has been fully open source since our first release on 2026 02 01 (initially MIT, and GPL 3.0 or later since 2026 04 09). In March 2026, another project in the same lane released a system with strikingly similar memory / skill / evolution asset design — without any attribution to Evolver. Full analysis: Hermes Agent Self Evolution vs. Evolver: A Detailed Similarity Analysis. To protect the integrity of the work and keep investing in this…
read the full evolver overview →
More in AI & Machine Learning
Related comparisons
More AI Development Platforms projects
Compare either of these against the rest of the AI Development Platforms field.
Frequently asked questions
Is Dify or evolver more popular?
Dify has 160,251 GitHub stars and evolver has 8,715. Dify has the larger community by that measure.
Are Dify and evolver free?
Both are open source. Dify has no licence declared in this registry, and evolver is licensed under GPL-3.0. Both are free to self-host.
What is the difference between Dify and evolver?
Dify is written in Python and evolver 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 evolver?
Choose Dify if you want the larger community (160,251 stars) or its Custom / other licence terms. Choose evolver if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.