Stars
A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.
GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀
IntelliJ IDEA & IntelliJ Platform
Ip2region is an offline IP-to-Region localization library and IP data management framework with both IPv4 and IPv6 supports, 10-microsecond level query efficiency, xdb search client for many progra…
High Performance Inter-Thread Messaging Library
QuestDB is a high performance, open-source, time-series database
Open source alternative to Auth0 / Firebase Auth / AWS Cognito
Vert.x is a tool-kit for building reactive applications on the JVM
Suite of tools for deploying and training deep learning models using the JVM. Highlights include model import for keras, tensorflow, and onnx/pytorch, a modular and tiny c++ library for running mat…
Apache Druid: a high performance real-time analytics database.
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.
Efficient reliable UDP unicast, UDP multicast, and IPC message transport
Enso Analytics is a self-service data prep and analysis platform designed for data teams.
Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.
Statistical Machine Intelligence & Learning Engine
configuration library for JVM languages using HOCON files
JanusGraph: an open-source, distributed graph database
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.
Open Location Code is a library to generate short codes, called "plus codes", that can be used as digital addresses where street addresses don't exist.
Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with…
Simple Binary Encoding (SBE) - High Performance Message Codec
Compiles Java bytecode to JavaScript, WebAssembly and C
Confluent Schema Registry for Kafka
An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client https://wiki.hyperledger.org/display/besu
The ToroDB solution to provide better analytics on top of MongoDB and make it easier to migrate from MongoDB to SQL
A multi-modal vector database that supports upserts and vector queries using unified SQL (MySQL-Compatible) on structured and unstructured data, while meeting the requirements of high concurrency a…
XChart is a light-weight Java library for plotting data.