
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

Paste a listing URL. Get a full compound analysis in 60 seconds. Acreage, water, structures, access, and a veteran property tax exemption rules lookup — scored across 6 criteria.
@TractLens · X

Ask questions, get answers from your team.
@AshK36478121360 · X
Built FeedbackNotify: a place people can ask questions or give feedback without their name attached, so you actually get the honest answer instead of the polite one. Try it here

Create professional resumes and CVs using AI assistance.
u/Look386 · Reddit
I built a CV generator in 24h using "Vibe Coding" – People used it already, but I have a small payment bug! Hey r/sideproject **,** I just launched CV AI after a massive "vibe coding" session. I was tired of seeing people struggle with messy Word templates or spending hours on Canva just to get a clean, professional CV. My goal was simple: Generate a polished, no-frills PDF in under 60 seconds. Why I’m sharing this now: I’ve had 9 users test it so far, and the feedback has been i

Play a 10-stage 3D bumper-car survival game with AI rivals and power-ups.
@gear_web · X
Introducing Bumper Hearts 🎡💥 A 10-stage 3D bumper-car survival game built with Codex + GPT-5.6 Sol High: rival AI, power-ups, generated 3D art, anime intermissions, original audio, and a nostalgic pocket fairground. Play:

Pick your math level and topic, then solve generated quizzes with instant answers.
@EsaiePelinyn · X
Check out what I just built with Lovable!

Highlight dense passages to generate short visual explanations without leaving your browser.
@Berbir12 · X
Dense reading shouldn’t stop your momentum. Highlight the passage that isn’t clicking. Strang turns it into a short visual explanation, right inside your browser. One complete video is free.

A public paid leaderboard. Pay once. Higher payments rank higher. All ranking values are in AUD.
@adigoyalll · X

A public leaderboard where products bid real money to hold a position. The highest total holds #1, and anyone can take it by paying more. No algorithm, no gatekeeper.
@MarketingY79465 · X

AI-guided mental fitness sessions with breathing, grounding, and focus exercises in your browser.
@LenvanderHof · X
Building - Experimental, EMDR-inspired, AI-guided, advanced mental fitness sessions and gamified micro-courses. Let's connect!

Master JEE Mains, JEE Advanced, NEET UG and competitive exams with AI-driven chapter-wise question practice, syllabus trend analysis, and step-by-step solutions on RankBit.
@SujalXudy · X
Hey! 👋 Full Stack Dev & Solo Founder building RankBit (a free NTA CBT platform). 💻 Focus: Web Dev, Full Stack, Startups & LeetCode 🚀 Always happy to connect with fellow builders! My website link --

Solve 1000 verified DSA problems with multi-language solutions organized by topic and difficulty.
@Hshu_15 · X
Built something I’ve been working on 🚀 a free platform with 1000 DSA problems, organized by topic & difficulty. Built with ChatGPT + Antigravity and deployed on Vercel. 🌐 ⚡ #DSA #Coding