BrowserHack
A browser port of NetHack
NetHack in your browser: BrowserHack by Lu Wang compiles the roguelike with Emscripten and draws it with several tilesets.
Play opens wang-lu.com in a new tab. Link checked 4 Nov 2026.
- Developer
- Lu Wang
- Tech
- Emscripten, C to JavaScript
- Added
- 3 Nov 2026
BrowserHack is NetHack ported to the web by Lu Wang, compiled from C with Emscripten. The page is marked beta. It draws the dungeon with tiles and ships with several tilesets. NetHack was first released on July 28, 1987 by the NetHack DevTeam, with Mike Stephenson as original author. It is a turn-based, grid-based dungeon crawler with procedurally generated levels and permadeath.
How to play
- Open the page. The first load can take a while.
- Play with the keyboard as in NetHack. The page links to a BrowserHack Help wiki for details.
- The default options set
number_padto 0. To use the number pad, pressOand setnumber_padto 1, with NumLock on. - The cog icon in the top-right corner opens the options. A "Game Over" screen has a Replay button.
What you need
Nothing to install or upload.
Good to know
- Tilesets: the default NetHack tiles, DawnHack, Absurd, Nevanda, Geoduck and NetHackModern.
- Option changes take effect after the game is reloaded.
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