A free, local-first visual editor for designers to craft code in real React codebases
Drawing review and markup platform for architecture, engineering and construction teams
Stage
Startup
Not given
Founded
Not given
Not given
Based in
US
US
Pricing model
Freemium
Freemium
Pricing
Free self-hosted version available on GitHub. For Teams: Custom pricing tailored to your team's needs. Contact us or book a demo.
Desktop license: $89 one-time permanent license for Mac and Windows, includes 1 year of new desktop features. Cloud Free: free tier with 1 workspace, 3 members, 5 documents, 50 AI credits per month. Cloud Pro: $12.50 per user per month (billed annually) with unlimited workspaces, 3 members per works
Key features
Real-time visual editing of React components
Infinite canvas design interface
Real-time collaboration on code
Works with existing React projects and Storybook
Desktop app for Mac and Windows with local PDF markup tools
Cloud-based collaboration with real-time cursor visibility
Calibrated measurement tools for metric and imperial scales
Version history and version control across drawing revisions
Dropbox and Google Drive integration
Collaborative whiteboards for sketching and design exploration
RFI and punch list tracking with file attachments
Support for large multipage construction drawing sets up to 200 MB
Revision bubbles and hatch fills for clear markup annotation
Works on Mac, Windows, iPad and mobile devices in browser
What makes it different
Code is the source of truth—no design drift from implementation
Works directly in real codebases with existing design systems
AI-assisted design generation that understands React architecture
Open-source and transparent to the development community
Built specifically for AEC teams with purpose-built markup and measurement tools
Connects to file storage teams already use without requiring file migration
Collaboration without requiring accounts from contractors and clients
Markup permanently tied to drawings and preserved across revisions
One-time desktop license with no subscription required for local PDF tools
Onlook
Deta Studio