Open Source Whiteboarding Software
Whiteboarding software provides a virtual canvas for sketching diagrams, flowcharts, and wireframes. These tools enable the visual organization of ideas and the creation of network or organizational charts in a shared digital space. This type of software serves designers and engineers who need to map out complex workflows or system architectures. Self-hosting these apps ensures that sensitive project blueprints and internal diagrams remain on private infrastructure. You can manage the storage of your visual documentation without relying on external cloud services.
This page lists 6 open source tools in the Whiteboarding category. The most popular are Excalidraw, Affine and Draw.io. Most use the Apache-2.0 or MIT license, and 4 offer an official Docker image.
Excalidraw
A virtual whiteboard for sketching diagrams, flowcharts, and wireframes with a hand-drawn style and real-time collaboration.
Affine
A local-first knowledge base that merges structured documents, infinite whiteboards, and databases into one workspace.
Draw.io
Create flowcharts, network diagrams, and organizational charts using a local desktop editor for visual documentation.
Tldraw
An infinite canvas engine for building collaborative whiteboarding and diagramming applications within React based web environments.
draw.io
Create diagrams and whiteboards through a configurable editor that supports various storage integrations and offline desktop use.
WBO
A collaborative whiteboard for simultaneous drawing and real time state persistence on a large virtual board.
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