
systemInPain
Build and scale systems in an interactive simulator to learn system design.
@echo_muss · X
Learn system design Try
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Build and scale systems in an interactive simulator to learn system design.
@echo_muss · X
Learn system design Try

Manage equipment rentals, payments, and inventory tracking in one system.
@ShakibMd93031 · X
Built an Equipment Rental Management System to simplify rentals, payments, and equipment tracking. Looking for businesses interested in a demo or a customized solution.

Platform for security teams to create and deliver penetration test reports faster with reusable findings and client portals.
@TurvSec · X

Autonomous LLM-driven penetration testing console for security assessment.
Autumn-27 · GitHub
ARTEX AI 自主渗透测试系统

Practice system design by submitting architectures and experiencing AI-triggered production incidents.
u/No-Preference-846 · Reddit
I built an AI-augmented system design practice tool that triggers a live production incident when you submit your design - not just a critique Every system design prep resource I used was static — read a diagram, read the tradeoffs, move to the next one. Nothing ever pushed back on what I actually built. So I built ChaosBench . You design a system on a canvas — drag components, wire them up — and when you submit it, an LLM (Gemini) finds the actual weak point in your specific design and

Calculators and planning tools for Rust game players to use during gameplay wipes.
Rust Calculator — Stream 游戏 Rust 工具网站

Interactive solver and visual guide for projectile motion problems.
@Quaxguy · X

Check AI-generated outputs for errors and security issues before shipping to production.
u/Brief_Dust8845 · Reddit
I pivoted from my initial idea after realizing I was solving the right problem at the wrong time When I started building GaaS Guard, it was an AI governance tool for companies. The idea was to help organizations defend against prompt injection and unsafe AI interactions. It was technically interesting, and I still genuinely believe I was solving a real problem. The problem was, it just wasn’t selling—to be brutally honest. Here’s how I actually ended up pivoting. I started using a b

Play a free 5v5 voxel tactical FPS with bomb-planting gameplay instantly in your browser.
@voxstrikegame · X
10 days ago, VOXSTRIKE was a rough first demo. This is what it looks like now. Built with Claude and Claude Code across 98 releases and 290 commits: a new map, parties, weapons, onboarding, graphics, mobile support, smarter bots, and more. Play free:

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

Track live intelligence on Ukraine's military defense, Russian losses, weapons systems, and Europe's role in the war.
@W0LL33 · X
Check out what I just built with Lovable!

The operating system for wedding photographers. Manage inquiries, contracts, invoicing, and gallery delivery from one place. From inquiry to gallery — one system.
@iamvdoom · X