Flowise
Drag-and-drop LangChain builder
A solid emerging choice. Best if you already know you need agents and want to experiment.
Flowise is an open-source UI to build LangChain and LlamaIndex flows visually and deploy them as APIs or chat widgets.
Prototyping LLM chains and agents visually on top of LangChain.
Engineering teams and indie developers
Non-technical users who want a simple one-click assistant
Pros & cons
- Open source
- Self-hostable
- Developer control
- Requires setup
- Can be complex for beginners
- Needs careful permissions
Why we scored it 67/100
The ToolHund Score blends five signals. Hover any bar for the weight. See the full rubric →
We refresh entries monthly and re-score whenever pricing, features, or reviews change materially. See methodology →
Steep for non-developers — expect setup, config, and API keys
Best for developer teams that want control and self-hosting
Strong for technical teams — no license fees, you pay for infra and model usage
What you get
- Visual flow builder
- LangChain/LlamaIndex
- Chat widget
- Self-host
Compare Flowise with alternatives
Pick a rival and see the side-by-side breakdown, plus how the community votes.
More in Agents
Community reviews
Why trust ToolHund?
ToolHund is curated, not crawled. We score tools by real-world fit, feature depth, pricing transparency, community signal and shipping momentum. Sponsored placement never changes the ToolHund Score.