Place bulbs to illuminate every open square without shining on another bulb. A calm daily Akari puzzle. Daily starts reset at midnight UTC, with fresh practice available. No account, ads or purchases. Puzzle engine by Simon Tatham and contributors, self-hosted under the MIT license with attribution. Nineleaf presentation and browser-save integration by Good Game Daily.
Place bulbs only in open white squares.A bulb shines horizontally and vertically until a wall or board edge.Every open square must be illuminated.Bulbs must not illuminate each other; numbered walls specify adjacent bulbs.Progress is stored locally. If storage is blocked, play remains available without persistent progress. Anonymous first-party page counts use no visitor IDs. AI-assisted development; no AI model runs during gameplay.
Nineleaf Lights was submitted to SlowDen by Good Game Daily. SlowDen did not make this game - it is published here from the developer's own submission, added on 2026-11-11. It runs in the browser with no download, no install and no sign-up.