Peter Cooper

pismo. Extracts machine-readable metadata and content from Web pages

whatlanguage. Pure Ruby natural language detection library for 160+ languages.

testrocket. Super simple Ruby testing library

engblogs. Engineering blog aggregator

bitarray. Pure Ruby bit array/bitfield implementation

hackerslide. A sliding view of the Hacker News front page over time

chrome2gif. Dynamically create an animated GIF of a page running in Chrome

trtl. Tk-powered Ruby turtle graphics

rsmaz. Ruby port of Smaz - a short string compression library

videocr. Perform OCR upon entire videos to look for credentials or similar.

multirb. Run Ruby code over multiple implementations/versions using RVM from a IRB-esque prompt

potc-jruby. JRuby port of Prelude of the Chambered, a Java game

webloc. Read and write .webloc (web link) files on macOS / OS X

webassembly-simplest-demo. A simple example of compiling C to WebAssembly and running it

pure_jpeg. Pure Ruby JPEG encoder and decoder with no native dependencies

infermlx. Dynamically controllable Llama-model LLM inference in macOS with MLX

planetruby. Planet Ruby - The last month from the top Ruby blogs

switchpipe. SwitchPipe is a backend process manager and HTTP proxy that makes (especially Ruby) web app deployment simple. NOW OBSOLETE. DO NOT USE.

simredis. Redis simulator that allows you to use redis-rb without a Redis daemon running

monos. My Ludum Dare 22 entry

coffeebots. A programmable robot war game in CoffeeScript / JavaScript

igsubscriber. Streams live market data from IG.com's Lightstreamer into a Redis data store

illustrator-cc-scripting. Help and resources on scripting Illustrator CC on macOS

tuningtools. My personal LLM fine tuning scripts

sanitize. Whitelist-based Ruby HTML sanitizer.

massiveattract. A game developed in a few hours for Ludum Dare 23

normalizeurl2025. Ruby library to normalize URLs for deduplication purposes

raylib-bindings-snake. Nokia-style Snake demo for the raylib-bindings Ruby gem

vectorstore. Vector storage and querying in pure Ruby with optional quantization and OpenAI embedding

sofetch. Ruby

aoc2019solutions. My Advent of Code 2019 Solutions

cardnut. Simple backend for pushing Twilio text messages over WebSocket to a client (not useful for many)

hntitles. Hacker News title edit tracker

superhighway. superhighway.dev

toto. MIDI proxying for great fun with keyboards

titlecaser. Ruby Library to Title Case Headlines Like This in a Logical Way

bits. Random bits of code I want to keep track of

peterc.github.io. HTML

ruranopupore. An Ubuntu 12.04 LTS Ruby, Rails, Nginx, Node.js, Puma, Postgres, and Redis Ansible Playbook Collection

herokuexperiment. Running two processes (web and worker) on a single Heroku dyno

merbmaid. Render Mermaid diagrams as ASCII/Unicode text art in pure Ruby