
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

Play chess online or against AI, with mini-games deciding every capture.
@GeorgeGognadze · X
Hi, I’m building the new chess version where mini games decide the capture @dualchess

AI models compete head-to-head in slime soccer matches.
cshdllr · HN
I had models play Slime Soccer against each other

Realtime multiplayer strategy game with dice-driven economy, secret placement, and tactical combat.
@z3roshot · X
Made up a game where chess meets dice: roll, shop, secretly place, fight. ⚄ Same deterministic engine runs the bots and the humans. Server-authoritative so nobody can peek at your hidden pieces. Built with Claude Code. Read more

Defend the NetWatch Core from waves of Rogue AIs in this real-time tower defence game.
xeonax · HN
Towerpunk Cyberdefence

An interactive gallery of 32 emotion ball expressions with real-time SVG rendering and AI emotion matching.
sam70361 · GitHub
emotion-ball Emotion Ball 是一套面向 AI 助手的表情引擎:32 种状态表情全部由纯 SVG 与原生 JavaScript 实时驱动,零框架、零图片资源。AI 侧只需输出一个 emotionId,小球即可切换到对应表情,可直接用作聊天机器人、桌面宠物、悬浮助手的情绪表达层。

60-second reflex leaderboard. Tap the crown, rule the board.
@pbdomains · X
Outbid for poor people -

The internet's high-stakes attention billboard. Outbid rivals, claim the golden crown throne, and grow your rubber ball in real time.
@AkashDeep15063 · X

Watch AI-controlled humanoid robots compete in 2v2 football matches streamed daily.
spobin · HN
A robot football league where frontier AI models manage the clubs

MakePlay is a free AI game builder. Describe a game in one line and AI makes it real — pixel art, code, music, levels — instantly playable in your browser. You don't write code, yo
@aehyok · X
昨天使用免费的 做了一个网页版的DotA小游戏,还真的挺逼真的,一下子让我回到了过去开黑的日子。 我上个帖子评论区影魔的记忆还是深刻,本来想找个Pis 影魔的视频,看到好几个但都有点模糊了,就来分享一个玩dota的宝子们,都爱听到的声音吧。。。。 如果你也想做个小游戏真的太简单了,而且现在还是免费的。昨天一口气让AI自己跑了89分钟,估计消耗的token不少,欢迎体验我的DotA小游戏。 我的DotA小游戏链接,欢迎畅玩:

Data-driven football and tennis predictions powered by statistical models. Compare bookmaker odds against our fair-value probabilities to find +EV bets on the World Cup, top Europe
@StatsArena_ · X

Practice investing and trading in a risk-free simulator with lessons and interactive games.
@TradeWize1 · X
Building TradeWize — a risk-free platform to learn investing and trading. Start free on the investing track, then level up to charts, options and futures in a virtual-coin simulator. No real money involved. →