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Puzzle / Varies

Lights Out

Switch off every light by tapping it and its four neighbors. It runs on an external host; gameplay and terms follow that page.

Play on external site ↗

Opens on: Author-hosted mashukui web game. New tab; host requirements apply.

TouchMouseKeyboard
Lights Out — Original Denny Games title-card artwork for Lights Out; not an official game screenshot.

How to play

  1. Follow the goal and instructions shown in the game.
  2. An open-source browser game running on a host outside Denny Games.
  3. Use the external host's game menu for detailed rules and any restart or save options.

Make your move

  • Use the host's touch, mouse or keyboard input.
  • Check the host's Help or Controls guide for every key and touch action.
  • Denny Games has not verified a complete external game session or device compatibility.

A small head start

  • Read the host's help and controls before your first move.
  • Read the host's controls and rules before starting a longer run.

Compatibility notes

The source project lists this game in its MIT-licensed collection of single-file HTML5 games and documents touch, mouse and keyboard input across the collection. Its linked GitHub Pages URL returned HTTP 200 on 2026-10-16. Denny Games links out only; complete gameplay and physical-device behavior were not tested.

Denny Games has not verified this external build's gameplay, browser compatibility, controls or save behavior. Check the host's current requirements.

Play style: Point and move. This game runs on an independent host or browser build. Denny Games does not manage its account, session or saves; see the notes above for how this build handles them.

Compatibility

Credits & source

mashukui · MIT. · License detailsSource code · External browser host: Author-hosted mashukui web game

Updated: 2026-10-16. Free to play. Pages may contain disclosed affiliate links; Google ads are inactive.

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