Hacker News Games

Flappy Bird clone built entirely from spreadsheet cell formulas and conditional formatting

Debate an opponent one-on-one on an ethics dilemma while an AI judge scores whose argument is stronger

Harry Potter learning hub with quizzes, mini-games, spells and daily lessons for kids

Browser port of the ASCII dungeon crawler Kroz, with tiles and sound-driven pacing

Guess which of two social posts was written by a human and which by AI

Browser first-person shooter with kamikaze drones: two teams fight to capture and hold the map.

Defend one wall of a shrinking octagon in this pong-like survival arena where eliminated players drop hazards

Guess a character's era and place from environment photos and a limited number of questions

Guess the song from a 0.1 second clip, unlocking more audio for fewer points