Fabric vs Langflow
A side-by-side comparison of two self-hosted self-hosted ai options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Fabric
Open-source framework for augmenting humans with AI
VS
Langflow
Visual framework for building AI agents and RAG pipelines
| Feature | Fabric | Langflow |
|---|---|---|
| Category | Self-Hosted AI | Self-Hosted AI |
| License | MIT | MIT |
| Language | Go | Python |
| Setup difficulty | Easy | Medium |
| Min. RAM | 512 MB | 2,048 MB |
| Deployment | binary, bare-metal | docker, kubernetes, bare-metal |
| GitHub stars | ★ 43,353 | ★ 152,941 |
| First released | 2024 | 2023 |
| Replaces | ChatGPT | Vertex AI Agent Builder |
Why pick each one
Choose Fabric if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Mature project with 43.4k GitHub stars
- Written in Go
Choose Langflow if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Kubernetes-ready with Helm charts available
- Mature project with 152.9k GitHub stars
Frequently asked questions
Is Fabric or Langflow better?
Neither is universally better. Langflow has the larger community, while Fabric is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Fabric and Langflow free and open-source?
Yes. Fabric is licensed under MIT and Langflow under MIT. Both can be self-hosted at no software cost.
Can I run Fabric and Langflow with Docker?
Fabric: check the project docs for container support. Langflow: yes.