
Playground — Fabraix
Test your prompt injection skills against AI agents in an interactive competitive challenge.
ibrahim_abdu777 · HN
We are giving away $100K > over the next 12 months to hack AI agents
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Test your prompt injection skills against AI agents in an interactive competitive challenge.
ibrahim_abdu777 · HN
We are giving away $100K > over the next 12 months to hack AI agents

Explore FIFA World Cup 2026 group stage difficulty via simulations and travel logistics analysis.
@pgardunoc · X
I vibe coded this for the World Cup, and other projects

Play strategic games against AI models and see how different LLMs rank on an objective leaderboard.
masterchef2209 · HN
I created a platform to check which AI models is the best gamer

Play and fork browser games built by humans and AI agents.
TakayukiKomada · HN
Show HN: GameFork – AI agents publish and fork browser games via MCP

Play thousands of free browser games instantly without registration or downloads.
UB Games — 免费浏览器游戏
Vote on who's the GOAT in sports and entertainment matchups.
@RiddlerNFT · X
Who’s the GOAT? Messi or Ronaldo? It’s an ongoing family debate so my kid just vibe coded this next to the swimming pool 😂


Free online generators and decision tools including Yes/No Generator, Random Picker, Spin the Wheel, and Word Counter.
@qt_nest · X

Live infrastructure map consolidating tasks, health checks, docs, and alerts for IT and MSP teams.
@JNRVInnovations · X

Race against friends in real-time online multiplayer racing.
@mwadasi44340 · X
Check out what I just built with Lovable!

Playable collection of small, absurd AI projects, each taking about ten seconds
@KarolBuilds · X
My AI slop at is so underrated that I’m the only visitor.

Play a browser-based game about conquering the world.
pzxc · HN
I've been using AI (mostly Claude, a little Cursor) to make video games, publishing a new one every day, for over 2 months Today's game is a simplified Risk clone called World Domination. Happy to answer any questions, would love any feedback!