Set your grid size - Default 7×6 is a good starting point
Add breaklines - Use random buttons or click dots manually. Breaklines create the over/under weaving pattern in Celtic knots. (Symmetric defaults to vertical; check "Allow horizontal symmetry" for random axis.)
Preview your template - Click "Update Preview" to see what you'll get
Download and print - Print your template and draw Celtic knotwork!
Tip: Random breaks work best on grids 7×6 or larger
1. Grid Setup
Visual/Appearance
Corner Style:
Preview/Animation
2. Add Breaklines
Quick random patterns:
— or manual placement —
Dot Mode: Click dots to enable/disable (shapes boundary)
Main Grid:-
Cells:-
-
Active:-
Breaks:-
Break Density:-
-
3. Export SVG
Review your drawing template before downloading
Click "Update Preview" to see your drawing template
Technical resources for debugging and advanced use
Paper.js Canvas Export
Full canvas with all UI elements
Click "Update Preview" (above) to see Paper.js canvas export