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Twelve GamesGames

Game ideas

Simple cards — tags, what it's inspired by, and a prompt you can paste into ChatGPT, Claude, or Cursor. Build something, then submit it.

16 ideas

Daily Number Grid

PuzzleBrowserDaily

Inspired by Sumoku / Number Place vibes — one seeded board a day with a clear win state.

Ask AI

Design a simple browser daily number-grid puzzle like a lightweight Sumoku or sum-target board. Include: rules a new player understands in 20 seconds, a seeded daily challenge, win condition, mobile-friendly layout, and a 1-week MVP build plan in HTML/JS or React. Keep art minimal.

Color Fuse

PuzzleArcadeBrowser

Inspired by SameGame / puzzle merge games — clear matching clusters, chase combos.

Ask AI

Design a Color Fuse browser puzzle: tap connected same-color groups of 2+ to clear them, gravity refill, scoring for bigger groups. Give UX wireframe notes, core loop, difficulty ramp, and a minimal JS implementation outline.

Two-Minute Typer

WordArcadeBrowser

Inspired by typing tests and word blitz games — short timed rounds, themed word packs.

Ask AI

Design a 2-minute typing blitz browser game with themed word packs, accuracy + WPM scoring, and a shareable results card. Outline UI, word list format, keyboard handling, and a simple MVP in JavaScript.

Cozy Café Shift

SimulationCasual

Inspired by cozy shop sims — one café, short day cycles, gentle upgrades.

Ask AI

Design a cozy one-location café sim for web or Steam: take orders, craft a few drinks, decorate between days. Keep scope tiny. List systems for an MVP, day loop, upgrade tree, and art direction that's simple and warm.

Link-and-Play Party

MultiplayerArcadeBrowser

Inspired by Jackbox-style party games — room code, friends join in a browser tab.

Ask AI

Design a browser party game for 2–6 players with a room code, no account wall, and 3 micro-games under 60 seconds each. Explain networking approach for an MVP, host/guest flow, and simple game rules.

One-Room Horror

HorrorAdventure

Inspired by short indie horror — one room, strong mood, finishable in a sitting.

Ask AI

Design a one-room horror game completable in ~20 minutes: audio-forward tension, light puzzle, one twist ending. Outline story beats, interaction list, asset budget for a solo maker, and browser vs Steam tradeoffs.

Idle Workshop

IdleSimulation

Inspired by incremental craft games — make things, automate, prestige.

Ask AI

Design a browser idle workshop game: craft items, buy automation, prestige for permanent bonuses. Describe the first 10 minutes, offline progress rules, upgrade categories, and a data model for resources.

Arcade Racer Blitz

RacingArcade

Inspired by arcade time-trial racers — tight handling, instant restarts.

Ask AI

Design a keyboard/touch arcade racer MVP with 2 tracks, time trial mode, and snappy restarts. Explain handling feel targets, track design tips, and a simple tech stack for browser.

Solitaire With a Twist

CardPuzzleBrowser

Inspired by Klondike/Spider — familiar cards, one fresh rule that changes the puzzle.

Ask AI

Design a solitaire variant that isn't plain Klondike: keep card familiarity but add one twist (fuse, timer, or daily seed). Write rules, win/lose conditions, and UI layout for a free browser game.

Micro Roguelike

ActionRPGArcade

Inspired by bite-sized roguelikes — short runs, clear builds, readable pixels.

Ask AI

Design a micro roguelike with runs under 15 minutes: tiny map, 4 weapons/builds, simple enemies. Outline combat loop, run structure, meta progression (if any), and an MVP scope for one developer.

Trivia Duel

TriviaMultiplayerBrowser

Inspired by quiz apps and pub trivia — quick rounds, optional friend challenges.

Ask AI

Design a browser trivia duel: solo daily quiz plus optional async friend challenge via share link. Cover question format, scoring, category packs, and a lightweight content pipeline.

Tower Defense Lite

StrategyArcade

Inspired by classic TD — one strong map theme, a few tower roles done well.

Ask AI

Design a focused tower defense MVP with 1 map theme, 4 tower types, and 10 waves. Explain economy, tower roles, enemy types, and how to keep the first play session under 12 minutes.

Platformer Speed Slice

PlatformerArcade

Inspired by precision platformers — short levels, time attack, optional ghosts.

Ask AI

Design a short precision platformer for browser/Steam: 8 levels, checkpoints, time attack, optional ghost replay. Detail controls, level design principles, and MVP milestone list.

Survival Shift

SurvivalAction

Inspired by compact survival loops — gather by day, defend at night.

Ask AI

Design a compact survival game: one base, day gather / night defend, craft 6 key items. Scope it so a solo maker can ship a demo. List systems, day/night loop, and win/lose states.

Sports Minigame Pack

SportsArcadeMultiplayer

Inspired by arcade sports compilations — tiny modes, easy physics, party scores.

Ask AI

Design a pack of 3 arcade sports minigames (e.g. penalty kicks, endless ski, hoop shot) with simple physics and local high scores. Outline each mode's rules and a shared menu/MVP plan.

Narrative Choice Short

AdventureRPG

Inspired by short branching stories — finish tonight, 2–3 endings, light systems.

Ask AI

Design a branching narrative short (60–90 minutes) with 2–3 endings and minimal combat. Provide a scene outline, choice structure, tooling suggestions, and how to keep writing scope under control.