head to head · open source
Dify vs Upsonic
Dify has 160,251 GitHub stars, 25,336 forks, 1,067 open issues and last shipped yesterday. Upsonic has 7,969 stars, 744 forks, 33 open issues and last shipped 5 months ago. Dify leads on adoption by 1,911% (160,251 vs 7,969 stars). Dify is written in Python under a custom or non-standard licence; Upsonic is written in Python under MIT. Dify has attracted 16% as many forks as stars, Upsonic 9%. Dify was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (agent, claude), 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 | Upsonic | |
|---|---|---|
| GitHub stars | ★ 160K | ★ 8.0K |
| License | Custom / other | MIT |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-06-18 |
| Forks | ⑂ 25K | ⑂ 744 |
| 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 Upsonic if
- You want the Upsonic feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and Upsonic 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 Upsonic
Upsonic Build Autonomous AI Agents in Python Documentation • Quickstart • Examples • Discord Overview Upsonic is a Python framework for building autonomous agents like OpenClaw and Claude Cowork, as well as more traditional agent systems. Quick Start Installation IDE Integration Add Upsonic docs as a source in your coding tools: Cursor: Settings → Indexing & Docs → Add Also works with VSCode, Windsurf, and similar tools. Create Autonomous Agent Build Your Own All file and shell operations are restricted to workspace . Path traversal and dangerous commands are blocked. Use Our Prebuilt Ones Prebuilt autonomous…
read the full Upsonic overview →
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Frequently asked questions
Is Dify or Upsonic more popular?
Dify has 160,251 GitHub stars and Upsonic has 7,969. Dify has the larger community by that measure.
Are Dify and Upsonic free?
Both are open source. Dify has no licence declared in this registry, and Upsonic is licensed under MIT. Both are free to self-host.
What is the difference between Dify and Upsonic?
Dify is written in Python and Upsonic 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 Upsonic?
Choose Dify if you want the larger community (160,251 stars) or its Custom / other licence terms. Choose Upsonic if its feature set, stack or MIT licence fits better. Both are self-hostable.