Open Source at Twitter

Working with and contributing to the open source community

Featured Projects

fatcache is memcache on SSD. Think of fatcache as a cache for your big data.

hRaven collects run time data and statistics from map reduce jobs running on Hadoop clusters and stores the collected job history in an...

Pants is a build system for software projects in a variety of languages. It works particularly well for a single source code repository...

Scala extensions for the Storm distributed computation system. Tormenta adds a type-safe wrapper over Storm’s Kafka and Kestrel...

Twemcache (pronounced “two-em-cache”) is the Twitter Memcached. Twemcache is based on a fork of...

MySQL is the persistent storage technology behind most Twitter data: the interest graph, timelines, user data and the Tweets themselves...

Inspired by twitter.com’s autocomplete search functionality, typeahead.js is a fast and fully-featured autocomplete library.

Scrooge is a Thrift code generator written in Scala, which currently generates code for Scala and Java.

It’s meant to be a...

Libcrunch is a lightweight mapping framework that maps data objects to a number of nodes, subject to user-specified constraints.

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