Stars
🔥🔥🔥AI-driven database tool and SQL client, The hottest GUI client, supporting MySQL, Oracle, PostgreSQL, DB2, SQL Server, DB2, SQLite, H2, ClickHouse, and more.
Desktop/Android/HTML5/iOS Java game development framework
The official home of the Presto distributed SQL query engine for big data
Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.
An asynchronous, callback-based Http client for Android built on top of Apache's HttpClient libraries.
Distributed and fault-tolerant realtime computation: stream processing, continuous computation, distributed RPC, and more
A damn simple library for building production-ready RESTful web services.
A scalable, distributed Time Series Database.
Ribbon is a Inter Process Communication (remote procedure calls) library with built in software load balancers. The primary usage model involves REST calls with various serialization scheme support.
CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.
The official AWS SDK for Java 1.x (In Maintenance Mode, End-of-Life on 12/31/2025). The AWS SDK for Java 2.x is available here: https://github.com/aws/aws-sdk-java-v2/
Micro second messaging that stores everything to disk
Simple Binary Encoding (SBE) - High Performance Message Codec
Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.
Java distributed tracing implementation compatible with Zipkin backend services.
Stream summarizer and cardinality estimator.
Twitter common libraries for python and the JVM (deprecated)
JVector: the most advanced embedded vector search engine
Dead-Simple Packaging and Deployment for JVM Apps
Co-Process for backup/recovery, Token Management, and Centralized Configuration management for Cassandra.
Java Uuid Generator (JUG) is a Java library for generating all standard UUID versions (v1 - v7)