Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas
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👨🎓 Java Core Sprout : basic, concurrent, algorithm
To Be Top Javaer - Java工程师成神之路
JDK main-line development https://openjdk.org/projects/jdk
一份通俗易懂、风趣幽默的Java学习指南，内容涵盖Java基础、Java并发编程、Java虚拟机、Java企业级开发、Java面试等核心知识点。学Java，就认准二哥的Java进阶之路😄
Vert.x is a tool-kit for building reactive applications on the JVM
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.
Production-safe dynamic tracing and diagnostics for Java applications—attach to live JVMs with no restart or recompilation.
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 the Extensions for OpenJDK for OpenJ9 repo.
Compiles Java bytecode to JavaScript, WebAssembly and C
The official MongoDB drivers for Java, Kotlin, and Scala
Apache Flume is a distributed, reliable, and available service for efficiently collecting, aggregating, and moving large amounts of log-like data
Open-source framework for native apps from one Java codebase, with a custom-rendered UI you control across iOS, Android, desktop, web, and watches.
JPHP - an implementation of PHP on Java VM
Dead-Simple Packaging and Deployment for JVM Apps
Ahead of time compiler for JVM bytecode targetting iOS, Mac OSX and Linux
An OpenJDK release maintained and supported by SAP
WebTau (web test automation) is a testing API, command line tool and a framework to write unit, integration and end-to-end tests. Test across REST-API, WebSocket, GraphQL, Browser, Database, CLI and Business Logic with a consistent set of matchers and concepts. REPL mode speeds-up tests development. Rich reporting cuts down investigation time.
SquirrelJME is a Java ME 8 Virtual Machine for embedded and Internet of Things devices. It has the ultimate goal of being 99.9% compatible with the Java ME standard.
Get inside your JVM
Emissary is simple, yet 🗲FAST🗲 messaging library for decoupling messages (requests and events) and message handlers 🚀
Cojen/Maker is a lightweight, full-featured, low-level dynamic Java class generator designed for ease of use.
Externalized Properties is powerful configuration library which supports resolution of properties from external sources such as files, databases, git repositories, and any custom sources
JVM runtime execution analysis - finds hot code paths by frequency, not CPU time