AQQAI sends your question to several models, scores the answers, and puts them past a referee before returning one.

WinDuo

A tool that uses a webcam to detect laptop lid movement and add a folding transition effect to the screen

Users of supported Windows laptops can measure vertical movement in the webcam image without a separate hinge sensor to apply a folding effect that tilts, blurs and darkens the screen as the lid closes.

asdesai

An explanation of how to rotate arbitrary ASCII art in 3D using only C and printf

Technical content for programmers who want to understand or implement 3D rotation of ASCII graphics with simple C code.

Bodily Oddities

A collection, normal things human bodies can (sometimes) do: reflexes, illusions, sounds, tricks and rare abilities.

See Sounds on Your Webcam

A tool for visually examining sound direction in a webcam image

An experimental and demo tool for seeing sound through motion visible when clapping or speaking in front of a camera and through directional microphone input.

copperhead

An open-source AI agent that turns natural-language requirements into validated PCB deliverables

An AI engineering platform for hardware teams that want to generate board specifications, components, schematics, layouts, manufacturing files, firmware and test plans with validation at each stage.

Asm Editor

Write, learn and run M68K, MIPS, RISC-V, X86 and Z80 assembly code in your browser.

creepy

Creepy is a private AI agent for Android.

game-design-ai-practice-en

Free book: AI Workflow for Game Designers — No Fabricated Numbers.

Vertumnus

Printable posters of what's in season at your local farmers' market.

Dry Diving Club · 旱地跳水俱乐部

A browser diving game with comical stunts off a desert cliff

Players looking for a short, comical physics game can choose a character in the Karakum Desert, perform aerial stunts and tumbles, and view judges' scores and replays from multiple cameras.

chess960v2

Chess960v2 is an open experiment in engine chess: thousands of games from player‑chosen Chess960 starts, with full open data and code.

EarthToPixels

Turn real cities into explorable isometric pixel maps

A mapping platform that renders aerial map tiles as SimCity-style pixel art and stitches them together so users can explore real cities down to the pixel.

ScrollCheckpoint

Set custom limits for social apps.

play

A personal CRM for recording conversations and details about each person and keeping track of when to get in touch

An Android personal relationship management app that lets users keep notes on contacts and conversations and use reminders to reconnect at the right time.

Mostly Right

Each row is a Kalshi contract series with one of its settlement sources, or an open Kalshi market with full settlement rules, from Kalshi's public trading interface.

New World Size

Compare the old Mercator world map with the new Equal Earth map side by side.

Sheet Insights BI

An analytics tool that turns Excel and CSV files into dashboards without sending them off your device

It lets spreadsheet-focused users turn files into interactive reports without uploads or pivot tables, and perform trend analysis and data cleanup offline.

Korva

Turn podcast episodes into Cards you can save, explore, and find again.

Hopera

Hopera: a free musical soothing rhythmic game

A dashboard that brings together regularly updated technology and startup news and U.S. market data

People following technology and business trends can see news, prices for major U.S. market companies, and broadcasts on 1 screen, and explore each company's price history and trading information.