Quickly make Anki flashcards from video and audio files, with handy features like silence detection and subtitles integration.

Your development swiss knife

jQuery File Upload integrated for Rails

CLI tooling framework with simple interactive widgets

Add validations to your ActiveRecord models based on your database constraints.

💎 Clean Jekyll theme

Implementation of Content Defined Chunking (CDC) in Go

Deployment coordination

Easily find bottlenecks in your Ruby code. A ruby-prof printer that prints fold stacks compatible with FlameGraph

Implementations of some of the common ZooKeeper "recipes".

Vagrant is a tool for building and distributing development environments.

Fast, secure, efficient backup program

WCA Rubik's Cube competition website hosting

Store transaction changes for active record objects

Structured, pluggable logging for Go.

Ruby gem to rescue from MySQL, PostgreSQL and Sqlite duplicate errors

Boot any rails app in under a second.

Simple, self-contained background queue built on top of SysV message queues.

Sarama is a Go library for Apache Kafka.

Real-time websocket stream of GPS events on a fancy SVG world map

WackoPicko is a vulnerable web application used to test web application vulnerability scanners.

A running-jumping-swordfighting game I made on the Apple II from 1985-89

[abandoned]

Database backed asynchronous priority queue -- Extracted from Shopify

Simple response caching for Ruby applications

Page caching extension of Shopify

[abandoned] Intelligently searches through a list of file names for the one you were probably looking for.

Liquid markup language. Safe, customer facing template language for flexible web apps.

Runs multiple Rails tests concurrently