Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.

Gephi - The Open Graph Viz Platform

Code samples for YouTube APIs, including the YouTube Data API, YouTube Analytics API, and YouTube Live Streaming API. The repo contains language-specific directories that contain the samples.

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

Reactive Streams Specification for the JVM

Apache Avro is a data serialization system.

The conformance checker for EPUB publications

Examples of applications and tool usage for Oracle Database

Open source research data repository software

Standardized components to build websites with AEM.

converter that creates three-dimensional models of the world from OpenStreetMap data

Java library to interact with Wikibase

Gephi Toolkit - All Gephi in a Library

OpenStreetMap History Data Analysis Framework

A set of configurations and components to get you started with AEM Commerce development

Grammatica is a C# and Java parser generator (compiler compiler)

Universal Scene Description (USD) plugin for JetBrains IDEs (PyCharm, CLion, etc...)

Examples showing how to use Wikidata Toolkit as a Maven library in your project

question B3 of the java IA