APM, Application Performance Monitoring System

Open Source Identity and Access Management For Modern Applications and Services

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

Apache Druid: a high performance real-time analytics database.

The ZAP core project

The Metadata Platform for your Data Stack

A decentralized bitcoin exchange network

Azkaban workflow manager.

AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.

A system for distributing and managing secrets

An easy-to-use BI server built for SQL lovers. Power data analysis in SQL and gain faster business insights.

Automated testing to find logic and performance bugs in database systems

Apache Fineract

Exception Stack Trace Decoder for ESP8266 and ESP32

Full stack application platform for building stateful microservices, streaming APIs, and real-time UIs

Debugging gRPC application with swagger-ui.

Java solution for most popular Leetcode questions

[DEPRECATED] Security Scanner for Ethereum Smart Contracts

Set of demos to demonstrate Envoy Proxy for resilient microservices patterns

JCrypTool Core Plug-ins

DEPRECATED. A transaction signing application to be used with a web3 provider.

CQRS with Domain-Driven Design and Event Sourcing using Apache Kafka and Server-Side-Events

Java Microlibrary implementation of BIP0039

Simulator for some PoS or consensus algorithms. Includes dfinity, casper IMD and others

An example implementation of the new ERC spec draft