Andrew Healey

if-sad-send-cat. 🐱 A program that sends cats to my phone when I'm sad at the computer.

doom-checkboxes. 🕹️ DOOM rendered via checkboxes in a web browser.

andoma. ♟️ A chess engine with alpha-beta pruning, piece-square tables, move ordering, and command-line UI.

codeguessr. 🤔 Like GeoGuessr but for code. An open source project quiz.

healeycodes.com. 🏡 Personal blog/website running Next.js.

bandwidth-checker. ⚡ Test and graph your internet bandwidth over time

boids. 🦢 The boids flocking simulation in Wasm using Ebiten!

dumac. 🗃️ Very fast alternative to 'du -sh' for macOS that uses getattrlistbulk.

deno-script-sandbox. 🏜️ A sandbox that runs user-supplied JavaScript/TypeScript scripts.

in-memory-cache-over-http. ⛷️ In-memory key/value cache server over HTTP with no dependencies.

untrusted-python. 📦 Run untrusted python code on the server.

crane-search. 🐦 A full-text WebAssembly search engine for static websites. Build, index, and fly.

love-game-protoypes. 🃏 Some game prototypes made with LÖVE.

Broken-Link-Crawler. :robot: Python bot that crawls your website looking for dead stuff

conways-game-of-life. 🎲 Conway's game of life

noter. 📝 A text editor for macOS. Built using the Ebitengine game engine.

lisp-to-js. 🖨 An optimizing compiler for a Lisp variant. Compiles and executes byte code in a VM. Can also output JavaScript.

jar. 🫙 A server-side web framework that deploys to Vercel.

adventlang. 🎅 A programming language (+ code playground) for Advent of Code.

websocket-benchmarker. Benchmark a WebSocket server's message throughput ⌛

pi. :pie: Monorepo for my Raspberry Pi dashboard and GPS satellite listener.

bitcask-lite. 📚 A log-structured hash table database. Speedy K/V store for datasets larger than memory.

tools. 🛠️ Terminal tools, written from scratch.

golfcart. ⛳ A minimal programming language inspired by Ink, JavaScript, and Python.

niceware. :lock: Generate or convert random bytes into passphrases. A Rust port of niceware.

talking-between-python-and-js. Talking to Python from JavaScript (and Back Again!)

inkbyexample. ✒ A hands-on introduction to Ink using annotated example programs.

among-us-friends. 🎮 An ELO and player tracking system for the game Among Us

twitter-ticker-tape. 🖨️ A Raspberry Pi project to read tweets via receipt printer

nodots-lang. 𝐧𝐝 A small programming language with an interpreter, and a WebAssembly compiler.

embroidery-vision. 🧵 Identify which DMC threads are used in embroidery hoop images.

deno-isolate-web-request. 🌎 Making web requests from inside an isolate

calorie-king. Count your calories like a king! 👑 Full-stack Node.js/React app

markov-chain-generator. 🤖 Build and consume Markov chain models to generate random realistic text.

PairCode. 👩‍💻 Real-time pair coding in a HTML/CSS/JS playground

counting-words-at-simd-speed. C

self-forge. Self-host your GitHub repositories via a lightweight user interface.

roll-your-own-analytics. Complete website analytics (tracking script/client/server) via Node.js, Express, Babel, Webpack, Sequelize, chart.js.

dev-article-analysis. 📊 A website that graphs textual statistics from a DEV user's articles

privacy-focused-analytics. 🗃️ A toy analytics system for the web with a focus on user privacy.

llmfs. 🗂️ FUSE filesystem where file operations are handled by an LLM.

secret-sudoku. :game_die: Play Sudoku in your browser's URL bar!

unrandom. 🎲 Intercept and modify getrandom syscalls from a process (x86-64 Linux).

tiny-note-taker. A tiny note taking app that teaches the power of the Storage API 🏪

compressing-cs2-demos. An example of compressing Counter-Strike 2 demo data.

sokoban. 🧩 Sokoban game and automated puzzle solver

oak-lru-cache. 🌳 An LRU cache written in Oak.

real-rainy-mood. ☔ If it's not raining, you're not allowed in.

hoot-language. 🦉 A general-purpose interpreted scripting language with an event loop.

quill. A Rust port of the Ink programming language (thesephist/ink)

gatsby-serverless-comments. 🔧 Use Netlify serverless functions to add commenting to a static website

cursor-travel-tracker. 🐭 How far has my cursor travelled?

dm-multiplayer. 👾 A game prototype for a 2D arena shooter.

country-borders. 🗺️ Calculating the path between two countries with the least border crossings.

captcha-api. 🔒 An API for generating CAPTCHAs from scratch (Node.js)

lua-sokoban. 📦 Sokoban clone written with LÖVE

virtual-ants. Langton's ant with vanilla HTML, CSS, JavaScript

EmojiStreamer. Real-time streaming of every emoji posted to Reddit.com 🔥

drep. 🗃️ A fast grep clone written with Deno.