Nonogram Generator

Convert images to nonogram puzzles with logic clues. Upload a pattern, adjust settings, and export as high-res PNG or JSON.

1. Upload Image

Click to upload or drag image here

PNG, JPG, or GIF (max 5MB)

2. Pattern Grid

Real-time preview of your nonogram grid

3. Logic Clues

Clues for solving the nonogram puzzle

Row Clues (Left)

Column Clues (Top)

How to read: Numbers represent consecutive filled cells in each row/column. Spaces between numbers mean at least one empty cell.