Pattern Utility
Pattern JSON Generator + Preview
Draw a tile grid, export JSON, and preview palette swaps instantly.
Tools
Actions
Grid
🖊️ Pen
📏 Line
🪣 Fill
⭐ Star
⚪ Circle
Fill
Clear
Invert
Undo
Redo
Shift Up
Shift Left
Shift Right
Shift Down
Width
Height
Scale
2
x
Grid Size
x0.25
x0.5
x1
x2
x3
Export
Import
Copy JSON
Copy For Discord
Copy Preview Link
Copy Dev localStorage
Base64 Import
Load
Tabs
Side by side
Canvas
Preview
Canvas
Preview
Color Preset
Loading presets...
Primary
Secondary
Swap Colors