120 Repositories
Java jvm-bytecode Libraries
RR4J is a tool that records java execution and later allows developers to replay locally.
RR4J [Record Replay 4 Java] RR4J is a tool that records java execution and later allows developers to replay locally. The tool solves one of the chall
Non-Blocking Reactive Foundation for the JVM
Reactor Core Non-Blocking Reactive Streams Foundation for the JVM both implementing a Reactive Extensions inspired API and efficient event streaming s
Classpy is a GUI tool for investigating Java class file, Lua binary chunk, Wasm binary code, and other binary file formats.
Classpy Classpy is a GUI tool for investigating Java class file, Lua binary chunk, Wasm binary code, and other binary file formats. Inspiration This t
JVM Explorer is a Java desktop application for browsing loaded class files inside locally running Java Virtual Machines.
JVM Explorer JVM Explorer is a Java desktop application for browsing loaded class files inside locally running Java Virtual Machines. Features Browse
Public proof-of-concept obfuscator using the MapleIR framework designed by cts & bibl
Skidfuscator: Obfuscation like never seen before. Join the discord: https://discord.gg/QJC9g8fBU9 🕵️ What is Skidfuscator? Skidfuscator is a proof of
chardetng for the JVM
chardetng_j This is chardetng compiled for the JVM using asmble. Licensing Please see the file named COPYRIGHT. TL;DR: Apache-2.0 OR MIT Disclaimer Th
Deploys an agent to fix CVE-2021-44228 (Log4j RCE vulnerability) in a running JVM process
-- This repository has been archived -- Further development of this tool will continue at corretto/hotpatch-for-apache-log4j2. Thanks for sharing, com
All prs are automatically merged - star the mod to become a collaborator
community-mod is now archived. thank you to everyone to contributed to this masterpiece. The Community Mod A Mod by The Community for the Community! M
This repository includes selenium tests examples using cucumber-jvm framework.
Cucumber Selenium Tests This repository includes cucumber selenium tests examples using wikipedia.org. Run tests To run tests on your local machine, y
Local Bytecode Scanner for the Log4JShell Vulnerability (CVE-2021-44228)
🔍 Log4JShell Bytecode Detector Log4jShell Bytecode Detector is an open source tool that helps identify if a jar file is affected by the critical CVE-
Generate facts from bytecode
soot-fact-generator generate facts from bytecode (source is https://github.com/plast-lab/doop-mirror/tree/master/generators) 通过soot解析bytecode生成fact，类似
A 250 lines single-source-file hackable JSON deserializer for the JVM. Reinventing the JSON wheel.
JSON Wheel Have you ever written scripts in Java 11+ and needed to operate on some JSON string? Have you ever needed to extract just that one deeply-n
Simple terminal based JVM application that gives the status of a Minecraft server
MCStatus This is an incredibly simple terminal-based Minecraft server status checker
Spring-boot application to demo JVM HEAP and Native memory leak
Description This repo can be used as demo repo for finding memory leaks. Example spring-boot project to show how to find and fix JVM HEAP memory leak
Jyxal - a coffee-flavored version of Vyxal compiled for the Java Virtual Machine
Jyxal is a coffee-flavored version of Vyxal compiled for the Java Virtual Machine. A list of differences can be seen here. Running Note: Jyxal a
HyCache - an open source caching tool based on bytecode enhancement implementation
HyCache is an open source caching tool.It is based on bytecode enhancement implementation, rather than spring's dynamic proxy. It can achieve a wider range of applications
JavaOTTF - Official OTTF parser and composer for JVM languages
JavaOTTF Official OTTF parser and composer for JVM languages. Documentation Please refer to the Wiki Section. Installation Maven Add repository into p
Dynamic loading and compiling project based on JVM
camphor 基于jvm的弹性加载及编译中间件(Elastic loading and compiling middleware based on JVM) camphor_0.0.1 项目简介 该项目定位为弹性中间件，能够使系统在不重启的情况下完成增量代码文件的动态编译和加载 模块介绍 camp
High level api to interact with maven form within the jvm
maven-utils High level api to interact with maven from within the jvm Use it by adding the dependency to your maven pom: dependency groupIdse.
Jazzer is a coverage-guided, in-process fuzzer for the JVM platform developed by Code Intelligence
Jazzer is a coverage-guided, in-process fuzzer for the JVM platform developed by Code Intelligence. It is based on libFuzzer and brings many of its instrumentation-powered mutation features to the JVM.
Reactive Streams Specification for the JVM
Reactive Streams The purpose of Reactive Streams is to provide a standard for asynchronous stream processing with non-blocking backpressure. The lates
The modern Java bytecode editor
Recaf An easy to use modern Java bytecode editor that abstracts away the complexities of Java programs. Recaf abstracts away: Constant pool Stack fram
Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput.
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.
Fault tolerance and resilience patterns for the JVM
Failsafe Failsafe is a lightweight, zero-dependency library for handling failures in Java 8+, with a concise API for handling everyday use cases and t
Java agent that enables class reloading in a running JVM
Welcome to Spring-Loaded What is Spring Loaded? Spring Loaded is a JVM agent for reloading class file changes whilst a JVM is running. It transforms c
State of the art mutation testing system for the JVM
Pitest (aka PIT) is a state of the art mutation testing system for Java and the JVM. Read all about it at http://pitest.org Releases 1.7.3 #952 Mutate
Distributed Tracing, Metrics and Context Propagation for application running on the JVM
Kamon Kamon is a set of tools for instrumenting applications running on the JVM. The best way to get started is to go to our official Get Started Page
JVM version of Pact Enables consumer driven contract testing
JVM version of Pact. Enables consumer driven contract testing, providing a mock service and DSL for the consumer project, and interaction playback and verification for the service provider project.
A Sentry SDK for Java, Android and other JVM languages.
Bad software is everywhere, and we're tired of it. Sentry is on a mission to help developers write better software faster, so we can get back to enjoy
inspectIT is the leading Open Source APM (Application Performance Management) tool for analyzing your Java (EE) applications.
🔥 inspectIT OpenCensus Edition has been released 🔥 The inspectIT OCE project provides an improved Java agent newly developed from scratch focusing o
Objenesis is a library dedicated to bypass the constructor when creating an object. On any JVM there is.
Objenesis Objenesis is a library dedicated to bypass the constructor when creating an object. On any JVM there is. You can find the website and user d
Hexagon is a microservices toolkit written in Kotlin
Hexagon is a microservices' toolkit (not a framework) written in Kotlin. Its purpose is to ease the building of server applications (Web applications, APIs or queue consumers) that run inside a cloud platform.
👄 The most accurate natural language detection library for Java and the JVM, suitable for long and short text alike
Quick Info this library tries to solve language detection of very short words and phrases, even shorter than tweets makes use of both statistical and
An OpenJDK release maintained and supported by SAP
SapMachine This project contains a downstream version of the OpenJDK project. It is used to build and maintain a SAP supported version of OpenJDK for
QuickPerf is a testing library for Java to quickly evaluate and improve some performance-related properties
QuickPerf is a testing library for Java to quickly evaluate and improve some performance-related properties quickperf.io 📙 Documentation Annotations
JBehave is a BDD framework for Java and all JVM languages
JBehave is a BDD framework for Java and all JVM languages (Groovy, Kotlin, Ruby, Scala).
jproblemgenerator creates scenarios in which Java programs leak memory or crash the JVM
jproblemgenerator creates scenarios in which Java programs leak memory or crash the JVM. It is intended to train the use of debugging tools
Kotlin-decompiled - (Almost) every single language construct of the Kotlin programming language compiled to JVM bytecode and then decompiled to Java again for better readability
Kotlin: Decompiled (Almost) every single language construct of the Kotlin programming language compiled to JVM bytecode and then decompiled to Java ag
Java bytecode static analyzer
This project is abandoned and unlikely will be supported in future HuntBugs 0.0.11 New Java bytecode static analyzer tool based on Procyon Compiler To
JDK main-line development
Welcome to the JDK! For build instructions please see the online documentation, or either of these files: doc/building.html (html version) doc/buildin
Nrich is a Java library developed at CROZ whose purpose is to make development of applications on JVM a little easier.
nrich Nrich is a Java library developed at CROZ whose purpose is to make development of applications on JVM a little easier. It contains modules that
Chasm is a java bytecode transformer designed to handle collision between transformers wherever possible.
NOTE: This project is still in its early development. There's guaranteed bugs and missing functionality. Chasm - Collision Handling ASM What is Chasm?
A Improved JByteMod Fork. Based on JByteMod-Reborn & JByteMod-Remastered.
A Improved JByteMod Fork. Based on JByteMod-Reborn & JByteMod-Remastered.
Assembler/disassembler for java bytecode
Raung raung - yet another assembler/disassembler for java bytecode. Similar to Krakatau and Smali, based on ASM library. ❗ Warning: this project at a
Realtime Client Server Framework for the JVM, supporting WebSockets with Cross-Browser Fallbacks
Welcome to Atmosphere: The Event Driven Framework supporting WebSocket and HTTP The Atmosphere Framework contains client and server side components fo
A driver to allow deep interaction with the JVM without any restrictions
ToolFactory JVM Driver A driver to allow deep interaction with the JVM without any restrictions. To include ToolFactory JVM Driver in your projects si
🔥BistouryX是基于Bistoury去哪儿网的java应用生产问题诊断工具，提供了一站式的问题诊断方案
BistouryX BistouryX 是基于去哪儿网开源的Bistoury产品的应用透明产品，无侵入的java应用诊断工具，用于提升开发人员的诊断效率和能力。 BistouryX 的目标是一站式java应用诊断解决方案，让开发人员无需登录机器或修改系统，就可以从日志、内存、线程、类信息、调试、机器
Cloud Runtimes Specification for the JVM
cloud-runtimes-jvm Cloud Runtimes Specification for the JVM. Introduction Standard API for dapr / layotto / capa / .... Motivation [Discussion] Future
Extensions/Plugins for JVM test frameworks
Jexter Extensions/Plugins for JVM test frameworks (JUnit 4, JUnit 5, ...) Get Jexter Binaries are available from Maven Central. Group Artifact Latest
all prs are automatically merged - star the mod to become a collaborator
The Community Mod A Mod by The Community for the Community! How to use Star the mod for free collab. If starring it doesn't work try this. How to add
Discord4J is a fast, powerful, unopinionated, reactive library to enable quick and easy development of Discord bots for Java, Kotlin, and other JVM languages using the official Discord Bot API.
Discord4J is a fast, powerful, unopinionated, reactive library to enable quick and easy development of Discord bots for Java, Kotlin, and other JVM languages using the official Discord Bot API.
JVM runtime class loading protection agent.（JVM类加载保护agent）
JVM类加载监控agent，可配置黑名单，禁止恶意类加载（包括jsp webshell）
Dynamically inline MethodHandles
HandleWrapper MethodHandles can be as fast as direct invocation, as long as they are static final fields. Then they can be inlined. But what if we wan
Java bytecode obfuscator with GUI
Bozar A Java bytecode obfuscator with GUI Usage Download the version you want in releases for your platform Run the executable. Done. Let me know if o
Inline raw ASM instructions in Java
asm-inline At first I thought: Oh, I can make an optimization transformer for Proguard And then this happened. Example: public class Test { public
A short and practical intro into project loom
project-loom Project loom is all about making concurrency easier (for developers) on the JVM. It is in experimental phase. Download the early access b
Packages your JAR, assets and a JVM for distribution on Windows, Linux and Mac OS X
About Packages your JAR, assets and a JVM for distribution on Windows, Linux and macOS, adding a native executable file to make it appear like a nativ
Dead-Simple Packaging and Deployment for JVM Apps
Capsule Dead-Simple Packaging and Deployment for JVM Applications Capsule is a packaging and deployment tool for JVM applications. A capsule is a sing
configuration library for JVM languages using HOCON files
Configuration library for JVM languages. If you have questions or are working on a pull request or just curious, please feel welcome to join the chat
TestNG testing framework
Documentation available at TestNG's main web site. Release Notes 7.4.0 7.3.0 7.1.0 7.0.0 Need help? Before opening a new issue, did you ask your quest
:chart_with_upwards_trend: Capturing JVM- and application-level metrics. So you know what's going on.
Metrics 📈 Capturing JVM- and application-level metrics. So you know what's going on. For more information, please see the documentation Versions Vers
:books: 本代码库是作者小傅哥多年从事一线互联网 Java 开发的学习历程技术汇总，旨在为大家提供一个清晰详细的学习教程，侧重点更倾向编写Java核心内容。如果本仓库能为您提供帮助，请给予支持(关注、点赞、分享)！
CodeGuide | 程序员编码指南 作者： 小傅哥，Java Developer， ✏️ 虫洞 · 科技栈，作者， 🏆 CSDN 博客专家， 👉 Wiki阅读跳转(有目录) 本代码库是作者小傅哥多年从事一线互联网Java开发的学习历程技术汇总，旨在为大家提供一个清晰详细的学习教程，侧重点更倾
MapNeat is a JVM library written in Kotlin that provides an easy to use DSL (Domain Specific Language) for transforming JSON to JSON, XML to JSON, POJO to JSON in a declarative way.
MapNeat is a JVM library written in Kotlin that provides an easy to use DSL (Domain Specific Language) for transforming JSON to JSON, XML to JSON, POJ
A type-safe HTTP client for Android and the JVM
Retrofit A type-safe HTTP client for Android and Java. For more information please see the website. Download Download the latest JAR or grab from Mave
Square’s meticulous HTTP client for the JVM, Android, and GraalVM.
OkHttp See the project website for documentation and APIs. HTTP is the way modern applications network. It’s how we exchange data & media. Doing HTTP
Realtime Client Server Framework for the JVM, supporting WebSockets with Cross-Browser Fallbacks
Welcome to Atmosphere: The Event Driven Framework supporting WebSocket and HTTP The Atmosphere Framework contains client and server side components fo
A Java game development framework that deploys to JVM, HTML5, Android and iOS.
PlayN PlayN is a cross-platform Java game development library written in Java that targets HTML5 browsers (via GWT), desktop JVMs, Android and iOS dev
Small set of tools for JVM troublshooting, monitoring and profiling.
Swiss Java Knife (SJK) SJK is a command line tool for JVM diagnostic, troubleshooting and profiling. SJK exploits standard diagnostic interfaces of JV
Simple JVM Profiler Using StatsD and Other Metrics Backends
statsd-jvm-profiler statsd-jvm-profiler is a JVM agent profiler that sends profiling data to StatsD. Inspired by riemann-jvm-profiler, it was primaril
Sends stacktrace-level performance data from a JVM process to Riemann.
Riemann JVM Profiler riemann-jvm-profiler is a JVM agent that you can inject into any JVM process--one written in Clojure, Java, Scala, Groovy, etc.--
JVM Profiler Sending Metrics to Kafka, Console Output or Custom Reporter
Uber JVM Profiler Uber JVM Profiler provides a Java Agent to collect various metrics and stacktraces for Hadoop/Spark JVM processes in a distributed w
Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.
JITWatch Log analyser and visualiser for the HotSpot JIT compiler. Video introduction to JITWatch video Slides from my LJC lightning talk on JITWatch
production heap profiling for the JVM. compatible with google-perftools.
Heapster Heapster provides an agent library to do heap profiling for JVM processes with output compatible with Google perftools. The goal of Heapster
Tools for tracking down memory / JVM problems & generating predictable-as-possible VM behaviour
Hawkshaw Tools for tracking down memory / JVM problems & generating predictable-as-possible VM behaviour You can Use Hawkshaw to mimic application obj
A Java agent that rewrites bytecode to instrument allocation sites
The Allocation Instrumenter is a Java agent written using the java.lang.instrument API and ASM. Each allocation in your Java program is instrumented;
Square’s meticulous HTTP client for the JVM, Android, and GraalVM.
OkHttp See the project website for documentation and APIs. HTTP is the way modern applications network. It’s how we exchange data & media. Doing HTTP
Compiler of Java bytecode to JavaScript
TeaVM See documentation at the project web site. Useful links: Getting started Gallery Flavour source code repository Site source code repository Disc
The Eta Programming Language, a dialect of Haskell on the JVM
Eta - Modern Haskell on the JVM The Eta programming language is a dialect of Haskell which runs on the JVM and has the following goals: accessibility
Jitescript - Java API for Bytecode
Jitescript - Java API for Bytecode This project is inspired by @headius's BiteScript. The goal is to produce a Java library with a similar API so that
A fast object pool for the JVM
Stormpot Stormpot is an object pooling library for Java. Use it to recycle objects that are expensive to create. The library will take care of creatin
RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.
RxJava: Reactive Extensions for the JVM RxJava is a Java VM implementation of Reactive Extensions: a library for composing asynchronous and event-base
Fault tolerance and resilience patterns for the JVM
Failsafe Failsafe is a lightweight, zero-dependency library for handling failures in Java 8+, with a concise API for handling everyday use cases and t
Orbit - Virtual actor framework for building distributed systems
Full Documentation See the documentation website for full documentation, examples and other information. Orbit 1 Looking for Orbit 1? Visit the orbit1
Reactive Microservices for the JVM
Lagom - The Reactive Microservices Framework Lagom is a Swedish word meaning just right, sufficient. Microservices are about creating services that ar
Vert.x is a tool-kit for building reactive applications on the JVM
Vert.x Core This is the repository for Vert.x core. Vert.x core contains fairly low-level functionality, including support for HTTP, TCP, file system
Build highly concurrent, distributed, and resilient message-driven applications on the JVM
Akka We believe that writing correct concurrent & distributed, resilient and elastic applications is too hard. Most of the time it's because we are us
Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas
Arthas Arthas is a Java Diagnostic tool open sourced by Alibaba. Arthas allows developers to troubleshoot production issues for Java applications with
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.
Testcontainers Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium we
JVM version of Pact. Enables consumer driven contract testing, providing a mock service and DSL for the consumer project, and interaction playback and verification for the service provider project.
pact-jvm JVM implementation of the consumer driven contract library pact. From the Ruby Pact website: Define a pact between service consumers and prov
Cucumber DSL for testing RESTful Web Services
cukes-rest takes simplicity of Cucumber and provides bindings for HTTP specification. As a sugar on top, cukes-rest adds steps for storing and using r
Cucumber for the JVM
Cucumber JVM Cucumber-JVM is a pure Java implementation of Cucumber. You can run it with the tool of your choice. Cucumber-JVM also integrates with al
Password4j is a user-friendly cryptographic library that supports Argon2, Bcrypt, Scrypt, PBKDF2 and various cryptographic hash functions.
Password4j is a Java user-friendly cryptographic library for hashing and checking passwords with different Key derivation functions (KDFs) and Cryptog
Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.
JITWatch Log analyser and visualiser for the HotSpot JIT compiler. Video introduction to JITWatch video Slides from my LJC lightning talk on JITWatch
jHiccup is a non-intrusive instrumentation tool that logs and records platform "hiccups" - including the JVM stalls that often happen when Java applications are executed and/or any OS or hardware platform noise that may cause the running application to not be continuously runnable.
jHiccup Written by Gil Tene of Azul Systems, and released to the public domain as explained at http://creativecommons.org/publicdomain/zero/1.0 Versio
An HTML to PDF library for the JVM. Based on Flying Saucer and Apache PDF-BOX 2. With SVG image support. Now also with accessible PDF support (WCAG, Section 508, PDF/UA)!
OPEN HTML TO PDF OVERVIEW Open HTML to PDF is a pure-Java library for rendering arbitrary well-formed XML/XHTML (and even HTML5) using CSS 2.1 for lay
Prometheus instrumentation library for JVM applications
Prometheus JVM Client It supports Java, Clojure, Scala, JRuby, and anything else that runs on the JVM. Table of Contents Using Assets Javadocs Instrum
Get inside your JVM
nudge4j · nudge4j is a tiny piece of code to help great developers understand code better, debug less, have more fun. Overview With nudge4j you can: c
:chart_with_upwards_trend: Capturing JVM- and application-level metrics. So you know what's going on.
Metrics 📈 Capturing JVM- and application-level metrics. So you know what's going on. For more information, please see the documentation Versions Vers
The open-source Java obfuscation tool working with Ant and Gradle by yWorks - the diagramming experts
yGuard yGuard is an open-source Java obfuscation tool. With yGuard it is easy as pie ( 🍰 ) to configure obfuscation through an extensive ant task. yG
A JVM library to use RabbitMQ as an embedded service
Embedded RabbitMQ Compatibility: Builds: Linux OS X Windows Reports: Dist: Social: This library allows for the use of various RabbitMQ versions as if