GeezerVison is showing github.com — X (fka Twitter)
X is what's happening and what people are talking about right now.
It's where news breaks and communities converge.
And it's all powered by open source, made by a team of amazing humans.
Participating in the community 🫂 We aim to create a welcoming and inclusive community. Please note that X's open source projects are governed by our code of conduct .
Learn more about what we're doing in open source at opensource.x.com .
Interested in a career at X? Check out our opportunities on X Careers !
👋 @XEng
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Emoji for everyone. https://twemoji.twitter.com/
HTML
17.8k
1.9k
A Scala API for Cascading
Scala
3.5k
697
Light-weight, fast framework for object serialization in Java, with Android support.
Java
1k
108
Systems performance telemetry
Rust
1.6k
116
Twitter's open source website, identifying projects we've released, organizations we support, and the work we do to support open source.
SCSS
3.4k
841
Repositories
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Showing 10 of 102 repositories
communitynotes
Public
Documentation and source code powering Twitter's Community Notes
twitter/communitynotes's past year of commit activity
finagle
Public
A fault tolerant, protocol-agnostic RPC system
twitter/finagle's past year of commit activity
twitter/twemoji's past year of commit activity
twitter/x-ads-conversion-api-gtm-template's past year of commit activity
Smarty
1
Apache-2.0
2
1
0
Updated Jun 10, 2026
opensource-website
Public
Twitter's open source website, identifying projects we've released, organizations we support, and the work we do to support open source.
twitter/opensource-website's past year of commit activity
twitter-server
Public
Twitter-Server defines a template from which services at Twitter are built
twitter/twitter-server's past year of commit activity
Scala
1,603
Apache-2.0
276
3
1
Updated Feb 14, 2026
twitter-cldr-rb
Public
Ruby implementation of the ICU (International Components for Unicode) that uses the Common Locale Data Repository to format dates, plurals, and more.
twitter/twitter-cldr-rb's past year of commit activity
Ruby
692
Apache-2.0
106
9
5
Updated Dec 18, 2025
util
Public
Wonderful reusable code from Twitter
twitter/util's past year of commit activity
algebird
Public
Abstract Algebra for Scala
twitter/algebird's past year of commit activity
the-algorithm
Public
Source code for the X Recommendation Algorithm
twitter/the-algorithm's past year of commit activity
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