Stars
Free and Open Source, Distributed, RESTful Search Engine
Free universal database tool and SQL client
RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.
Netty project - an event-driven asynchronous network application framework
Apache Kafka - A distributed event streaming platform
Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex di…
High Performance Inter-Thread Messaging Library
A high performance caching library for Java
The official home of the Presto distributed SQL query engine for big data
Apache Pulsar - distributed pub-sub messaging system
Logstash - transport and process your logs, events, or other data
Vert.x is a tool-kit for building reactive applications on the JVM
Apache Druid: a high performance real-time analytics database.
Very spicy additions to the Java programming language.
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.
A free, secure and open source app for Android to manage your 2-step verification tokens.
The Java gRPC implementation. HTTP/2 based RPC
OpenRefine is a free, open source power tool for working with messy data and improving it
Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.
A simple expressive web framework for java. Spark has a kotlin DSL https://github.com/perwendel/spark-kotlin