Google core libraries for Java

Netty project - an event-driven asynchronous network application framework

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Apache Pulsar - distributed pub-sub messaging system

Open-Source Web UI for Apache Kafka Management

Realm is a mobile database: a replacement for SQLite & ORMs

Apache Ignite

A blazingly fast multi-language serialization framework for idiomatic domain objects, schema IDL, and cross-language data exchange.

Wrapper of syncthing for Android.

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

Free and Open Source, full-featured torrent client for Android. Mirrored from https://gitlab.com/proninyaroslav/libretorrent

Apache Avro is a data serialization system.

Ontop is a platform to query relational databases as Virtual RDF Knowledge Graphs using SPARQL

Human friendly alternative to Regular Expressions

Algorand Smart Contract Plugin for IntelliJ IDEA