Ashes of Ulthar

Play with your keyboard and race against the clock in this eerie pixel-art resource simulation game. js13k-2025-ashes-of-ulthar (See changelog below for more information on changes, bug fixes, etc.) Unguided and seeking, you find yourself drawn to the village of Ulthar. Your sudden presence is a reminder of the incident with their cats decades ago, but your influence soon drowns out the villagers' alarm.

Ashes of Ulthar was submitted to the js13kGames 2025 competition by Elliot Nelson. It earned competition recognition. Like every js13k entry, the entire game — code, art, and audio — fits in 13 kilobytes, a constraint that rewards focused, clever design over bulk. As otherworldly ashes fall from the sky, you begin preparations.

Play with your keyboard and race against the clock in this eerie pixel-art resource simulation game.

For full controls and strategy tips, open the game via the source link below — the in-game title screen displays any additional bindings. As a js13k entry, expect a focused single-mechanic experience with a clear objective.