Excalidraw is an open-source collaborative whiteboard for sketching hand-drawn style diagrams, wireframes, and flowcharts with real-time sharing.
130.6k stars15k forksMITlast commit Actively maintained
6 self-hosted Whimsical alternatives
Web-based collaborative visual workspace for creating flowcharts, wireframes, mind maps, and simple documents. Provides real-time collaboration, templates, connectors, and export/sharing options for product design, brainstorming, and diagramming.
Alternatives to Whimsical
#2
All-in-one, privacy-focused workspace that merges docs, whiteboards and databases with real-time collaboration and multimodal AI assistance.
71.9k stars5.2k forkslast commit Actively maintained
Browser and desktop diagram editor for flowcharts, UML, wireframes and network diagrams with cloud storage integrations and offline apps.
7.7k stars1.2k forksApache-2.0last commit Actively maintained
#4
WBO is a lightweight, real-time collaborative whiteboard where multiple users can draw simultaneously, with persistent boards and optional JWT-based access control.
2.6k stars481 forksAGPL-3.0last commit Actively maintained
Real-time collaborative mind-mapping web app with import/export, sharing via links/QR, undo/redo and Postgres storage. Runs with a TypeScript/NestJS backend and Angular frontend.
491 stars42 forksMITlast commit Actively maintained
#6
Sticky is a digital sticky-note board for organizing ideas, collaborating in real time, and syncing across devices with customizable notes and drag-and-drop layout.
168 stars23 forksMITlast commit Slowing down
What replacing Whimsical actually involves
Every option on this page is open source and free to run on your own hardware, so you own the data and there is no subscription to cancel. 5 of 6 shipped a commit in the last six months. Licences in this list: MIT, Apache-2.0, AGPL-3.0. In exchange you take on hosting, backups and updates yourself.
Browse everything in Whiteboards, Diagrams & Mind Maps.
