Nonogram (picross)

Solve generated picross puzzles — 5×5 to 15×15, each checked to have exactly one solution.

Left-click fills a cell, right-click marks it empty. The row/column numbers describe the runs of filled cells. Fill the hidden picture.

4
1
1
1
3
3
1
3
3 1
1 2
5
1 2
1 1

0 of 17 cells filled

Puzzles are generated locally with a solver that guarantees a unique answer. Nothing is sent anywhere.

How to use

  1. Pick a size and start a puzzle.
  2. Left-click to fill, right-click to mark empty.
  3. Complete the picture that satisfies every clue.

What it supports

Clues give the run-lengths of filled cells per row and column. Puzzles are generated locally and verified by a solver for uniqueness — no guessing is ever needed. Boards 5×5, 10×10, 15×15.

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