SRVJ is a free, browser-based diagram editor and whiteboard — flowcharts, ERDs, mind maps and sticky notes on one infinite canvas.
No credit card. No download. Just open and go.
Flowcharts, sketches, sticky notes and tables live side by side. No switching apps, no exporting between them.
A Draw.io-style editor with shapes, smart connectors, and crow’s-foot ERD tables.
Toggle an Excalidraw-style rough look for whiteboard-flavoured diagrams in one click.
Miro-style sticky notes and free text, with colour, fill, stroke, and opacity controls.
Organise your work into projects, each holding the diagrams you need.
Sign in to keep projects in sync across your devices, backed up automatically.
Hand a teammate a room link and collaborate on the same canvas together.
Drop shapes, snap smart connectors between them, and let the layout stay tidy as it grows. Decision diamonds, swimlanes and crow’s-foot ERD tables included.
No limits. Your next diagram is one click away.