Openflowkit

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OpenFlowKit is a 100% free, open-source diagram engine designed for engineers, architects, and product teams. It allows users to create professional architecture diagrams and flowcharts using either a visual drag-and-drop interface or 'Diagram as Code' with Mermaid.js and a type-safe DSL. Powered by React Flow, it offers a local-first experience where data stays on the user's machine, requiring no signup or cloud synchronization. It also features an AI assistant called Flowpilot for chat-based diagram editing and a unique Figma export that provides editable vector shapes.
Free, open-source diagram engine with AI, Mermaid.js support, and Figma vector export.
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openflowkit.com/
Openflowkit website screenshot
What is Openflowkit?

Free, open-source diagram engine with AI, Mermaid.js support, and Figma vector export.

OpenFlowKit is a 100% free, open-source diagram engine designed for engineers, architects, and product teams. It allows users to create professional architecture diagrams and flowcharts using either a visual drag-and-drop interface or 'Diagram as Code' with Mermaid.js and a type-safe DSL. Powered by React Flow, it offers a local-first experience where data stays on the user's machine, requiring no signup or cloud synchronization. It also features an AI assistant called Flowpilot for chat-based diagram editing and a unique Figma export that provides editable vector shapes.

Core Features
Diagram as Code (Mermaid.js and type-safe DSL support)
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Flowpilot AI Assistant for natural language diagramming
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High-fidelity Figma Export (editable vectors and text)
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Local-first architecture for maximum privacy
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One-click auto-layout for complex systems
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Fully customizable nodes, edges, and themes
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Popular Use Cases
  • Software engineers defining system architectures through version-controlled code
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  • Product teams sketching user flows without needing to
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Feature Comparison
A functional comparison based on maker input.
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Comparison details are provided for informational purposes and should be verified with the official website.
How to use
  • Users can begin immediately without an account. You can create diagrams by writing code (Mermaid.js/DSL) or by dragging elements onto the canvas. Use the 'Flowpilot AI' to make adjustments like adding nodes or changing styles via chat commands. Diagrams can be exported to SVG
  • PNG
  • or JSON
  • or copied directly into Figma as editable layers. Developers can also clone the repository from GitHub to host it themselves or modify the engine.
Pricing
Openflowkit uses a freemium pricing model. Pricing and features may change over time.
Free
$0
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Pro
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Team
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Enterprise
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Frequently Asked Questions

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Source
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Related Tags
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