Open Source Online Design Tools using JavaScript
A curated collection of the best open source web-based tools for creating graphics and designs. using JavaScript.
Collaborative whiteboard with a hand-drawn aesthetic
Stars
135,054Last commit
11 hours agoLicense
MIT
Virtual whiteboard for sketching diagrams, flowcharts, and wireframes with a distinctive hand-drawn look. Real-time collaboration built in.
Open Source Alternative to:
Open-source UI design and prototyping for product teams
Stars
61,995Last commit
8 hours agoLicense
MPL-2.0
Design, prototype, and hand off to developers in one platform. Supports design systems, tokens, flexible layouts, and AI workflows with real CSS/HTML output.
Open Source Alternative to:
Free instant whiteboard with real-time collaboration
Stars
51,207Last commit
8 hours agoLicense
Unknown
Virtual whiteboard that works instantly on any device, no signup required, with real-time multiplayer collaboration built in.
Open Source Alternative to:
Procedural vector editor that runs in your browser, no signup needed
Stars
27,821Last commit
8 hours agoLicense
Apache-2.0
A free, open source vector graphics editor built around nondestructive, node-based design. Runs locally in the browser, exports SVG, PNG, and JPG.
Open Source Alternative to:
Capture – Capture screenshots, generate PDFs, scrape content, extract metadata, and automate browsers with one API.
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