Night Shift

A Sokoban built from scratch for the browser, no engine and no assets: the art is drawn on canvas and the sound is synthesized. Every level ships with a machine-checked proof of its minimum push count, and the same prover that mined the levels will coach your next move if you ask.

no engine · 10 KB gzipped · in-page solver

no engine · no assets · progress stays in your browser

How to play

  • arrows or wasd move · click or tap a floor tile to walk there
  • click a crate to light up everywhere it can be pushed
  • z undoes, shift+z redoes, r restarts
  • h asks the prover for your next push

Changelog

  • 2026-07-11·Clean-room rebuild: its own mined level set, fixed-size canvas, and the warehouse art direction.
  • 2026-07-10·First version, built to face off against the Godot Sokoban.