Diagonal Mosaic Editor

Canvas Size

Width

Height

Cell px

Resizing keeps any existing art that still fits inside the new grid.

Symmetry Preview

Quadrants (2×2)

Tile mirrored across both axes — a kaleidoscopic four-up panel.

Vertical (mirror right)

Original on the left, horizontally mirrored on the right.

Palette — click to select · right-click to recolour

Current: —

Tools

Save & Export

Editor — left-click paint · right-click erase · drag to brush

Symmetry Preview

Each cell is split by both diagonals into four wedges. Paint a wedge with the selected colour; the preview mirrors your work live.