ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Arduino IDE 1.x

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.

Reactive Programming for Android

Bolts is a collection of low-level libraries designed to make developing mobile apps easier.

These are the sample Bounded Contexts from the book "Implementing Domain-Driven Design" by Vaughn Vernon: http://vaughnvernon.co/?page_id=168

A Java architecture test library, to specify and assert architecture rules in plain Java

Paper is a fast NoSQL-like storage for Java/Kotlin objects on Android with automatic schema migration support.

Read Eval Print Loop for Java

ArcadeDB Multi-Model Database, one DBMS that supports SQL, Cypher, Gremlin, HTTP/JSON, MongoDB and Redis. ArcadeDB is a conceptual fork of OrientDB, the first Multi-Model DBMS. ArcadeDB supports Ve…

Industry supported, open source PDF/A validation library

c4viz: C4 Visualization

Reuse and self-host AWS Lambda functions