Uber

A fully-featured AWS Athena database driver (+ athenareader https://github.com/uber/athenadriver/tree/master/athenareader)

An always-on framework that performs end-to-end functional network testing for reachability, latency, and packet loss

OkBuck is a gradle plugin that lets developers utilize the Buck build system on a gradle project.

An extremely accurate Android method tracing tool.

A tool to help eliminate NullPointerExceptions (NPEs) in your Java code with low build-time overhead

A tool for refactoring code related to feature flag APIs

Data Visualization Components

Snapshot view unit tests for iOS

CausalML is a documentation resource for causal machine learning techniques.

Hexagonal hierarchical geospatial indexing system

Conversion utilities between H3 indexes and GeoJSON

StorageTapper is a scalable realtime MySQL change data streaming, logical backup and logical replication service

Uber's cross-platform mobile architecture framework - Android Repository

Python bindings for H3, a hierarchical hexagonal geospatial indexing system

Pure-Javascript version of the H3 library, a hexagon-based geographic grid system

Java bindings for H3, a hierarchical hexagonal geospatial indexing system

Go bindings for H3, a hierarchical hexagonal geospatial indexing system

Apache Kafka is an open-source distributed event streaming platform used by thousands of companies. uForwarder aims to address several pain points while using Apache Kafka for pub-sub message queueing at scale, including partition scalability and head-of-line blocking.

P2P Docker registry capable of distributing TBs of data in seconds

A GPU-powered real-time analytics storage and query engine.

d3-force graphs as React Components.

A build system & configuration system to generate versioned API gateways.

Efficient Mock Generator for Swift

ADR secures enterprise AI agents through observability, security benchmarking, and threat detection. Deployed at Uber.