Powerful local SQL and database visualizer. Generate interactive ER diagrams from SQL DDL or Prisma schemas securely in your browser.
Design UML diagrams via text. Real-time preview and sharing by URI.
Powerful Markdown editor with live preview, GFM support, KaTeX formulas, and structural analysis. 100% private and secure.
Create lightweight flowcharts and sequence diagrams.
Visualize and optimize SVG code via SVGO.
Ultra-smooth sketching and "hand-drawn" diagrams.