Open source Design & Visualization tools
7 free, open source options sorted by GitHub stars.
Free alternatives to Miro
ExcalidrawCollaborative whiteboard with a hand-drawn aestheticAffineDocs, whiteboards, and databases in one privacy-first workspacePenpotOpen-source UI design and prototyping for product teamsTldrawFree instant whiteboard with real-time collaborationGraphiteProcedural vector editor that runs in your browser, no signup neededRay.soCreate beautiful images of your codeChalk.istTransform your source code into stunning visuals