Andrew Seigner

rondocode. Live-codeable synths and mini-notation patterns in the browser, with a from-scratch AudioWorklet DSP engine.

goldy_lux. goldy lucks

elses. A toy compiler and interpreter for L-System "programs". Currently supports SVG generation.

macropaw. MacroPaw PCB

linkerd-tcp. A TCP/TLS load balancer for Linkerd 1.x.

linkerd-examples. Examples of how to configure and run linkerd

linkerd-await. A program that blocks on linkerd readiness

linkerd-failover. Linkerd Failover Operator

linkerd-inject. For transparent proxy injection

tacho. A Futures-aware metrics library for recording statistics about your running system.

traffic-monitor. Traffic Monitor built with edge ML for object detection and radar for speed monitoring

light-chat. change lighting program using voice prompt + chatgpt

adopt-a-drain. A web application that allows citizens to "adopt" a storm drain in San Francisco. In use, and in development at other brigades. Looking for a maintainer or someone interested in developing further in collaboration with others across the country.

terraform-template. Opinionated Template Repo for managing applications on a Civo Kubernetes cluster

openhouse. a repo for all open house related activities

rpi-ws281x-go. Go library wrapping for the rpi-ws281x library

linkerd-buoyant. Linkerd Buoyant releases

linkerd2-proxy-init. Init container that sets up the iptables rules to forward traffic into the Linkerd2 sidecar proxy

waybill-app. Go

dotfiles. my dot files

dataloader. Implementation of Facebook's DataLoader in Golang

gl. Go bindings for OpenGL (generated via glow)

mlok. golang powered game engine

GolfScrape. Python

prometheus-nginxlog-exporter. Export metrics from Nginx access log files to Prometheus

LXStudio. LXStudio Digital Lighting Workstation. END OF LIFECYCLE. See: https://github.com/heronarts/Chromatik

LX. Core library for 3D LED lighting engines

LXStudio-P4. The LXStudio lighting application framework, for use in Processing IDE

ardpifi. Arduino and Rasperry Pi Programmable LED controller using ad-hoc wifi controller

mysql. MySQL fork maintained and used at Twitter

tag-observability. Technical Advisory Group for Observability 🔭⚙️

elephant-twin. Elephant Twin is a framework for creating indexes in Hadoop

linkerd2-ci-metrics. CI reports

graphqldb. An example of querying a Postgres database using GraphQL with DataLoader

promscale. [DEPRECATED] Promscale is a unified metric and trace observability backend for Prometheus, Jaeger and OpenTelemetry built on PostgreSQL and TimescaleDB.

covid-19-data. A repository of data on coronavirus cases and deaths in the U.S.

twitter4j. Twitter4J is an open-sourced, mavenized and Google App Engine safe Java library for the Twitter API which is released under the APL 2.0.

gsoc. The home of GSOC or the Linkerd project.

flockdb-client. A Ruby client library for FlockDB

linkerd2-action-gcloud. Github action for configuring the gcloud CLI and optionally create/destroy GKE clusters on-demand

gerrymander-geoprocessing. A loose collection of utilities for preprocessing geographic data for studying redistricting.

svg-pan-zoom. JavaScript library that enables panning and zooming of an SVG in an HTML document, with mouse events or custom JavaScript hooks

gorm. The fantastic ORM library for Golang, aims to be developer friendly

RTLtextarea. Automatically detects RTL and configures a text input

gozer. Prototype mesos framework using new low-level API built in Go

mysos. Cotton (formerly known as Mysos)

jaqen. A type-safe heterogenous Map or a Named field Tuple

twitter-text-objc. An Objective-C implementation of Twitter's text processing library

ospriet. An example audience moderation app built on Twitter

sbt-package-dist. sbt 11 plugin codifying best practices for building, packaging, and publishing

jvmgcprof. A simple utility for profile allocation and garbage collection activity in the JVM

cassie. A Scala client for Cassandra

twui. A UI framework for Mac based on Core Animation

twitter-text-java. A Java implementation of Twitter's text processing library

twitter-text-rb. A library that does auto linking and extraction of usernames, lists and hashtags in tweets

scala-zookeeper-client. A Scala client library for ZooKeeper (DEPRECATED)

goda. Go Dependency Analysis toolkit

plumage.js. Batteries Included App Framework for Data Intensive UIs

rubyenterpriseedition187-248. Twitter's updates to Ruby Enterprise Edition, itself based on MRI 1.8.7-p248

twitter-cldr-npm. TwitterCldr npm package

bookkeeper. Twitter's fork of Apache BookKeeper (will push changes upstream eventually)

innovators-patent-agreement. Innovators Patent Agreement (IPA)

activerecord-reputation-system. An Active Record Reputation System for Rails

CocoaSPDY. SPDY for iOS and OS X

hyperbahn. Service discovery and routing for large scale microservice operations

tormenta. Scala extensions for Storm

hdfs-du. Visualize your HDFS cluster usage

d3kit. D3Kit is a set tools to speed D3 related project development

whiskey. HTTP library for Android (beta)

scala-json. JSON in Scala (deprecated)

pants. Pants Build System

libwatchman. A C interface to watchman

hpack. Header Compression for HTTP/2

cloudhopper-commons. Cloudhopper Commons

ostrich. A stats collector & reporter for Scala servers (deprecated)

iago. A load generator, built for engineers

interactive. Twitter interactive visualization

spitball. A very simple gem package generation tool built on bundler

netty-http2. HTTP/2 for Netty

vscode-linkerd. linkerd for fun and profit

linkerd2-proxy-api. A service mesh for Kubernetes and beyond. gRPC API bindings repo for Linkerd 2.x.

twemperf. A tool for measuring memcached server performance

linkerd2-proxy. A purpose-built proxy for the Linkerd service mesh. Written in Rust.

code-of-conduct. Open Source Code of Conduct at Twitter

naggati2. Protocol builder for netty using scala (DEPRECATED)

clockworkraven. Human-Powered Data Analysis with Mechanical Turk

golang-tls. Simple Golang HTTPS/TLS Examples

aws-app-mesh-examples. AWS App Mesh is a service mesh that you can use with your microservices to manage service to service communication.

comcastifyjs. Sometimes images just load too damned fast.

finagle-clojure. A thin Clojure wrapper around Finagle

grpc-go. The Go language implementation of gRPC. HTTP/2 based RPC

hsmm-pi. A set of tools to easily configure the Raspberry Pi to function as a High-Speed Multimedia (HSMM) wireless node.

tower. async fn(Request) -> Result<Response, Error>

website. Source code for the linkerd.io website

rpi_ws281x. Userspace Raspberry Pi PWM library for WS281X LEDs

snowflake. Snowflake is a network service for generating unique ID numbers at high scale with some simple guarantees.

ble. Go package for communicating with Bluetooth Low Energy peripheral devices

ble. Bluetooth Low Energy for Linux / macOS

gatt. Gatt is a Go package for building Bluetooth Low Energy peripherals

go-bluetooth. Golang bluetooth client based on bluez DBus interfaces

ble. Go

pycascading. A Python wrapper for Cascading

kube-state-metrics. Add-on agent to generate and expose cluster-level metrics.

kestrel. simple, distributed message queue system (inactive)

twitter-text-js. A JavaScript implementation of Twitter's text processing library

generator-flight. A Yeoman generator for scaffolding out a FlightJS web app

css-flip. A CSS BiDi flipper

zktraffic. ZooKeeper protocol analyzer and stats gathering daemon

mathlive. Web components for math display and input

twitter-korean-text. Korean tokenizer

stream-tweeter. Hackbright Project - Stream Tweeter - A social media automation tool for Twitch streamers.

flight. A component-based, event-driven JavaScript framework from Twitter

ccxt. A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java

webrat. Webrat - Ruby Acceptance Testing for Web applications

pig. Mirror of Apache Pig

stl3d. A set of C functions that rotates and scales STL (stereolithography) files (for 3D printing, CAD, etc)

webamp. Winamp 2 reimplemented for the browser

cpu_features. A cross platform C99 library to get cpu features at runtime.

ccommon. Cache Commons

image_rename_py. A Python script that uses ExifTool to bulk rename images from supported cameras based on a set of rules

recess. A simple and attractive code quality tool for CSS built on top of LESS

fatcache. Memcache on SSD

gekko. A bitcoin trading bot written in node - https://gekko.wizb.it/

wordpress. The official Twitter plugin for WordPress. Embed Twitter content and grow your audience on Twitter.

linkerd2. Ultralight, security-first service mesh for Kubernetes. Main repo for Linkerd 2.x.

go-coinbasepro. Go (golang) Client for the Coinbase Pro API https://docs.pro.coinbase.com

cdk. CDK is a tool to quickly generate single-file html slide presentations from AsciiDoc

aurora. Apache Aurora - A Mesos framework for long-running services, cron jobs, and ad-hoc jobs

twemcache. Twemcache is the Twitter Memcached

docker-bbs-renegade. Telnettable Renegade BBS ready to run in Docker

ProCamToolkit. Research and development of a new toolkit for projector-camera calibration at YCAM.

of-meshMappingExample. A simple projection-mapping tool with basic mesh editor written with openFrameworks.

projection-mapping-workshop. Introduction to Projection Mapping Workshop

ambrose. A platform for visualization and real-time monitoring of data workflows

thrift_client. A Thrift client wrapper that encapsulates some common failover behavior

Fritzing-Library. Adafruit parts, components, breakouts, etc...in Fritzable format!

slackinviter. Go-ne slackin

twurl. OAuth-enabled curl for the Twitter API

effectivescala. Twitter's Effective Scala Guide

opensource-website. Twitter's open source website, identifying projects we've released, organizations we support, and the work we do to support open source.

elephant-bird. Twitter's collection of LZO and Protocol Buffer-related Hadoop, Pig, Hive, and HBase code.

MegaPrayer-oscled. LED controller software for the MegaPrayer project

joauth. A Java library for authenticating HTTP Requests using OAuth

cloudhopper-smpp. Efficient, scalable, and flexible Java implementation of the Short Messaging Peer to Peer Protocol (SMPP)

hadoop-lzo. Refactored version of code.google.com/hadoop-gpl-compression for hadoop 0.20

AnomalyDetection. Anomaly Detection with R

twitter-text-conformance. Conformance testing data for the twitter-text-* repositories

BreakoutDetection. Breakout Detection via Robust E-Statistics

bijection. Reversible conversions between types

util. Wonderful reusable code from Twitter

bootstrap-server. The node server that powers the bootstrap customize page (no longer maintained).

scala_school2. Scala School 2

diffy. Find potential bugs in your services with Diffy

chill. Scala extensions for the Kryo serialization library

hogan.js. A compiler for the Mustache templating language

twitter-cldr-rb. Ruby implementation of the ICU (International Components for Unicode) that uses the Common Locale Data Repository to format dates, plurals, and more.

cassovary. Cassovary is a simple big graph processing library for the JVM

twitter-cldr-js. JavaScript implementation of the ICU (International Components for Unicode) that uses the Common Locale Data Repository to format dates, plurals, and more. Based on twitter-cldr-rb.

hbc. A Java HTTP client for consuming Twitter's realtime Streaming API

twemproxy. A fast, light-weight proxy for memcached and redis

summingbird. Streaming MapReduce with Scalding and Storm

twitter-server. Twitter-Server defines a template from which services at Twitter are built

twitter-text. Twitter Text Libraries. This code is used at Twitter to tokenize and parse text to meet the expectations for what can be used on the platform.

registry. The Bower registry

storehaus. Storehaus is a library that makes it easy to work with asynchronous key value stores

hraven. hRaven collects run time data and statistics from MapReduce jobs in an easily queryable format

scala_school. Lessons in the Fundamentals of Scala

amazon-ecs-agent. Amazon Elastic Container Service Agent

algebird. Abstract Algebra for Scala

scrooge. A Thrift parser/generator

bower. A package manager for the web

twitter-kit-android. Twitter Kit for Android

kubernetes. Production-Grade Container Scheduling and Management

finagle. A fault tolerant, protocol-agnostic RPC system

typeahead.js. typeahead.js is a fast and fully-featured autocomplete library

zipkin. Zipkin is a distributed tracing system

commons. Twitter common libraries for python and the JVM (deprecated)

finatra. Fast, testable, Scala services built on TwitterServer and Finagle

secure_headers. Manages application of security headers with many safe defaults

scalding. A Scala API for Cascading

old_mixer_repo. Deprecated home of Istio's Mixer and its adapters, now in istio/istio's mixer dir

unicorn-hat. Python library for Unicorn pHAT and HAT. 32 or 64 blinding ws2812 pixels for your Raspberry Pi

Adafruit_DotStar_Pi. DotStar module for Python on Raspberry Pi

go-rpio. :electric_plug: Raspberry Pi GPIO library for go-lang

harmonic. Evolving Demo first performed at the 2015 View Source conference, most recently performed at Waffle.js

cluster. 🖥🖥🖥🖥 CNCF Community Cluster

grumpy. Grumpy is a Python to Go source code transcompiler and runtime.

Equate. Unit converting calculator

tweetstorm. A simple HTML app to compose tweetstorms

greendots. Write with those green dots on your GitHub profile

examples. DC/OS examples

earthdata-search. Earthdata Search is a web application developed by NASA EOSDIS to enable data discovery, search, comparison, visualization, and access across EOSDIS' Earth Science data holdings.

linkerd-viz. Top-line service metrics dashboard for Linkerd 1.

beatboxer. Drum machine in a few hundred lines of html/js/css

beatmaker. JavaScript drum machine

bespoke. Create customized Go binaries

libyaml. Go

Apollo-11. Original Apollo 11 Guidance Computer (AGC) source code for the command and lunar modules.

dcos-docs. Documentation for DC/OS

nixy. nixy - nginx auto configuration and service discovery for Mesos/Marathon