The best open source Whiteboard alternative to Miro is Excalidraw. If that doesn't suit you, our users have ranked more than 100 alternatives to Miro and 13 are open source Whiteboards so hopefully you can find a suitable replacement. Other interesting open source Whiteboard alternatives to Miro are OpenBoard Whiteboard, tldraw, Lorien and Explain Everything.
Excalidraw is an open-source whiteboard tool that lets you easily sketch diagrams that have a hand-drawn feel to them. Available directly online as a web app and also through CodeSandbox to easily see how the code works, and the app is available for self-hosting.
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OpenBoard is a cross-platform (Linux / Windows / macOS) interactive whiteboard application. It is currently maintained by the Education Department (DIP) of the Canton of Geneva in Switzerland.
tldraw is a collaborative digital whiteboard available at tldraw.com. Its editor, user interface, and other underlying libraries available in this repository and also distributed on npm. You can use tldraw to create a drop-in whiteboard for your product or as the foundation on...
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Lorien is an infinite canvas drawing/note-taking app that is focused on performance, small savefiles and simplicity. It's not based on bitmap images like Krita, Gimp or Photoshop; it rather saves brush strokes as a collection of points and renders them at runtime (kind of...
Explain Everything is an easy-to-use design, screencasting, and interactive whiteboard tool that lets you annotate, animate, narrate, import, and export almost anything to and from almost anywhere.
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Power users need more than a scrolling chat. Kavim gives you a visual canvas to branch AI conversations, map reasoning and keep everything in view. Local, fast and built for deep thinking without extra AI costs.
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WBO is an online collaborative whiteboard that allows many users to draw simultaneously on a large virtual board. The board is updated in real time for all connected users, and its state is always persisted.
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A offline and online Flutter Whiteboard with collaboration Features. Maintained in my free time. Currently demo is offline.
It's an OpenSource WhiteBoard app with very useful features ("magnets"). There's a running instance at github.io. You can save & reopen your boards...
A free, open-source, real-time multiplayer canvas for diagrams and mindmaps that opens straight from a link, with no sign-up.
ExcalidrawZ is a native Excalidraw client for Mac, iPad, and iPhone, designed for hand-drawn whiteboards, diagrams, sketches, visual notes, and technical explanations.
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