All Algorithms implemented in Java

Ghidra is a software reverse engineering (SRE) framework

A browser automation framework and ecosystem.

A private messenger for Android.

🔥 Seata is an easy-to-use, high-performance, open source distributed transaction solution.

APM, Application Performance Monitoring System

a fast, scalable, multi-language and extensible build system

Distributed SQL transaction & query engine for data sharding, scaling, encryption, and more - on any database.

Zipkin is a distributed tracing system

Open-source IoT Platform - Device management, data collection, processing and visualization.

QuestDB is an open source time-series database for fast ingest and SQL queries

Apache Pulsar - distributed pub-sub messaging system

Graphs for Everyone

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Apache ZooKeeper

Apache Doris is an easy-to-use, high performance and unified analytics database.

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

Mirror of Apache Cassandra

StarRocks, a Linux Foundation project, is a next-generation sub-second MPP OLAP database for full analytics scenarios, including multi-dimensional analytics, real-time analytics, and ad-hoc queries.

Alluxio, data orchestration for analytics and machine learning in the cloud

Apache Camel is an open source integration framework that empowers you to quickly and easily integrate various systems consuming or producing data.

Apache Pinot - A realtime distributed OLAP datastore

A library for working with Bitcoin

Flexible framework for workflow and decision automation with BPMN and DMN. Integration with Quarkus, Spring, Spring Boot, CDI.

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.

TypeDB: the polymorphic database powered by types

Generates a unified GraphQL schema from gRPC microservices and other Protobuf sources

Apache Heron (Incubating) is a realtime, distributed, fault-tolerant stream processing engine from Twitter

AWS Usage Tool

Jenkins plugin to run dynamic agents in a Kubernetes/Docker environment