Free and Open Source, Distributed, RESTful Search Engine

Free universal database tool and SQL client

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Open Source Identity and Access Management For Modern Applications and Services

Apache Flink

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

A powerful flow control component enabling reliability, resilience and monitoring for microservices. (面向云原生微服务的高可用流控防护组件)

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Open-Source Web UI for Apache Kafka Management

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

Free and open log management

VisualVM is an All-in-One Java Troubleshooting Tool

Apache Parquet Java

Autopsy® is a digital forensics platform and graphical interface to The Sleuth Kit® and other digital forensics tools. It can be used by law enforcement, military, and corporate examiners to invest…

Fluent assertions for Java and Android

Java and Kotlin Code samples used on cloud.google.com

Teletraan is Pinterest's deploy system.

JSON Canonicalization Scheme (JCS)

Plugin for IntelliJ IDEA that folds and unfolds logger method calls in Java and Kotlin files. Supports JUL, slf4j, Apache Commons Logging, log4j, Android Util Log, Timber and kotlin-logging out of …

IntelliJ plugin that lets you fold methods in Ruby & Javascript