Java Projects

100 Projects libraries and projects

• Nacos

  9.9 9.6 Java

  an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.
  

• Seata

  9.8 9.5 Java

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

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• LeakCanary

  9.8 7.3 L3 Kotlin

  A memory leak detection library for Android.
  

• Sentinel

  9.8 6.5 Java

  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)
  

• Arthas

  9.8 8.5 Java

  Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas
  

• p3c

  9.8 0.0 Kotlin

  Alibaba Java Coding Guidelines pmd implements and IDE plugin
  

• EventBus

  9.7 0.0 L4 Java

  Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.
  

• Mybatis-Plus

  9.6 9.5 Java

  An powerful enhanced toolkit of MyBatis for simplify development
  

• Graal

  9.6 10.0 Java

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

• zipkin

  9.6 7.6 Java

  Zipkin is a distributed tracing system
  

• FizzBuzz Enterprise Edition

  9.5 0.0 Java

  FizzBuzz Enterprise Edition is a no-nonsense implementation of FizzBuzz made by serious businessmen for serious business purposes.
  

• APIJSON

  9.5 9.0 Java

  🏆 实时 零代码、全功能、强安全 ORM 库 🚀 后端接口和文档零代码，前端(客户端) 定制返回 JSON 的数据和结构 🏆 Real-Time coding-free, powerful and secure ORM 🚀 providing APIs and Docs without coding by Backend, and the returned JSON of API can be customized by Frontend(Client) users
  

• Quarkus

  9.4 10.0 Java

  Quarkus: Supersonic Subatomic Java.
  

• webmagic

  9.4 6.5 Java

  A scalable web crawler framework for Java.
  

• QuestDB

  9.3 9.7 Java

  QuestDB is a high performance, open-source, time-series database
  

• greenDAO

  9.3 2.9 L4 Java

  greenDAO is a light & fast ORM solution for Android that maps objects to SQLite databases.
  

• Trino

  9.3 10.0 Java

  Official repository of Trino, the distributed SQL query engine for big data, former
  

• Tink

  9.3 9.9 Java

  DISCONTINUED. Tink is a multi-language, cross-platform, open source library that provides cryptographic APIs that are secure, easy to use correctly, and hard(er) to misuse.
  

• bytecode-viewer

  9.3 9.3 Java

  A Java 8+ Jar & Android APK Reverse Engineering Suite (Decompiler, Editor, Debugger & More)
  

• Temporal

  9.2 9.9 Go

  Temporal service
  

• Flowable (V6)

  9.1 9.2 Java

  A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
  

• Cadence

  9.1 9.8 Go

  Cadence is a distributed, scalable, durable, and highly available orchestration engine to execute asynchronous long-running business logic in a scalable and resilient way.
  

• JavaCV

  8.9 5.9 Java

  Java interface to OpenCV, FFmpeg, and more
  

• Leaf

  8.8 0.0 Java

  Distributed ID Generate Service
  

• Apache Calcite

  8.8 9.7 Java

  Apache Calcite
  

• Micronaut

  8.6 9.8 Java

  Micronaut Application Framework
  

• HertzBeat

  8.6 9.8 Java

  Apache HertzBeat(incubating) is a real-time monitoring system with agentless, performance cluster, prometheus-compatible, custom monitoring and status page building capabilities.
  

• Lettuce

  8.5 9.1 Java

  Advanced Java Redis client for thread-safe sync, async, and reactive usage. Supports Cluster, Sentinel, Pipelining, and codecs.
  

• Recaf

  8.5 9.8 Java

  The modern Java bytecode editor
  

• SOFABoot

  8.5 6.7 Java

  SOFABoot is a framework that enhances Spring Boot and fully compatible with it, provides readiness check, class isolation, etc.
  

• Afinal

  8.4 10.0 Java

  Afinal是一个android的ioc，orm框架，内置了四大模块功能：FinalAcitivity,FinalBitmap,FinalDb,FinalHttp。通过finalActivity，我们可以通过注解的方式进行绑定ui和事件。通过finalBitmap，我们可以方便的加载bitmap图片，而无需考虑oom等问题。通过finalDB模块，我们一行代码就可以对android的sqlite数据库进行增删改查。通过FinalHttp模块，我们可以以ajax形式请求http数据。详情请通过以下网址查看。
  

• OpenAI-Java

  8.4 7.4 Java

  DISCONTINUED. OpenAI Api Client in Java

• Armeria

  8.4 9.6 Java

  Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard.
  

• JFinal

  8.3 8.7 Java

  JAVA WEB + ORM Framework
  

• Java Faker

  8.3 0.0 Java

  Brings the popular ruby faker gem to Java
  

• kubernetes-client

  8.3 9.8 Java

  Java client for Kubernetes & OpenShift
  

• javalin

  8.3 9.1 Kotlin

  DISCONTINUED. A simple and modern Java and Kotlin web framework [Moved to: https://github.com/javalin/javalin]
  

• Micrometer

  8.3 9.9 Java

  An application observability facade for the most popular observability tools. Think SLF4J, but for observability.
  

• JDA

  8.2 8.9 Java

  Java wrapper for the popular chat & VOIP service: Discord https://discord.com
  

• Reflections

  8.2 0.0 Java

  Java runtime metadata analysis
  

• Curator Framework

  8.1 7.8 Java

  Apache Curator
  

• Dragonwell8

  8.0 8.4 Java

  Alibaba Dragonwell8 JDK
  

• OpenPDF

  8.0 6.7 Java

  OpenPDF is a free Java library for creating and editing PDF files, with a LGPL and MPL open source license. OpenPDF is based on a fork of iText. We welcome contributions from other developers. Please feel free to submit pull-requests and bugreports to this GitHub repository.
  

• RoaringBitmap

  7.9 8.9 Java

  A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others
  

• shedlock

  7.9 9.8 Java

  Distributed lock for your scheduled tasks
  

• springdoc-openapi

  7.8 9.4 Java

  Library for OpenAPI 3 with spring-boot
  

• Sqli

  7.8 8.1 Java

  orm sql query builder, API: QB, QB.X, QrB
  

• AWS SDK for Java 2.0

  7.8 9.8 Java

  The official AWS SDK for Java - Version 2
  

• Apache Drill

  7.7 7.2 Java

  Apache Drill is a distributed MPP query layer for self describing data
  

• unirest-java

  7.6 8.3 L2 Java

  Unirest in Java: Simplified, lightweight HTTP client library.
  

• Fury

  7.5 9.4 Java

  A blazingly fast multi-language serialization framework powered by JIT and zero-copy.
  

• LittleProxy

  7.5 0.0 PHP

  High performance HTTP proxy originally written by your friends at Lantern and now maintained by a stellar group of volunteer open source programmers.
  

• ta4j

  7.5 9.0 Java

  A Java library for technical analysis.
  

• jOOR

  7.5 2.8 Java

  jOOR - Fluent Reflection in Java jOOR is a very simple fluent API that gives access to your Java Class structures in a more intuitive way. The JDK's reflection APIs are hard and verbose to use. Other languages have much simpler constructs to access type meta information at runtime. Let us make Java reflection better.
  

• ClassGraph

  7.4 6.2 Java

  An uber-fast parallelized Java classpath scanner and module scanner.
  

• m2cgen

  7.3 0.0 Python

  Transform ML models into a native code (Java, C, Python, Go, JavaScript, Visual Basic, C#, R, PowerShell, PHP, Dart, Haskell, Ruby, F#, Rust) with zero dependencies
  

• JobRunr

  7.2 8.3 Java

  An extremely easy way to perform background processing in Java. Backed by persistent storage. Open and free for commercial use.
  

• Apache Struts

  7.2 9.5 Java

  Apache Struts is a free, open-source, MVC framework for creating elegant, modern Java web applications
  

• bucket4j

  7.2 6.9 Java

  Java rate limiting library based on token-bucket algorithm.
  

• Tabula

  7.1 5.9 Java

  Extract tables from PDF files
  

• Open HTML to PDF

  7.1 0.0 Java

  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)!
  

• p6spy

  7.1 1.8 Java

  P6Spy is a framework that enables database data to be seamlessly intercepted and logged with no code changes to the application.
  

• Solon v2.6.1

  7.1 10.0 Java

  🔥 Java enterprise application development framework for full scenario: Restrained, Efficient, Open, Ecologicalll!!! 700% higher concurrency 50% memory savings Startup is 10 times faster. Packing 90% smaller; Compatible with java8 ~ java24. (Replaceable spring)
  

• Siddhi

  7.0 3.7 Java

  Stream Processing and Complex Event Processing Engine
  

• Morphia

  7.0 9.6 Java

  MongoDB object-document mapper in Java based on https://github.com/mongodb/mongo-java-driver
  

• Resty

  6.9 10.0 Java

  The minimalist framework of RESTful(server and client) - Resty
  

• RabbitMQ Java client

  6.9 9.2 Java

  RabbitMQ Java client
  

• MyBatis-Flex

  6.8 9.4 Java

  mybatis-flex is an elegant Mybatis Enhancement Framework
  

• Google HTTP Client

  6.8 8.8 Java

  Google HTTP Client Library for Java
  

• JFreeChart

  6.7 8.6 Java

  A 2D chart library for Java applications (JavaFX, Swing or server-side).
  

• XChart

  6.7 7.9 Java

  XChart is a light-weight Java library for plotting data.
  

• Sentry

  6.6 9.7 Kotlin

  A Sentry SDK for Java, Android and other JVM languages.
  

• Jaeger client

  6.5 6.7 Java

  DISCONTINUED. 🛑 This library is DEPRECATED!
  

• ReflectASM

  6.5 0.0 Java

  High performance Java reflection
  

• #<Sawyer::Resource:0x0000563f68549608>

  6.4 2.2 Java

  A JavaFX library containing tiles that can be used for dashboards.
  

• jasync-sql

  6.4 4.0 Kotlin

  Java & Kotlin Async DataBase Driver for MySQL and PostgreSQL written in Kotlin
  

• Mixin

  6.4 7.9 Java

  Mixin is a trait/mixin and bytecode weaving framework for Java using ASM
  

• jsweet

  6.3 8.2 Java

  A Java to JavaScript transpiler.
  

• Data Faker

  6.3 9.5 Java

  Generating fake data for the JVM (Java, Kotlin, Groovy) has never been easier!
  

• Java Diff Utils

  6.2 7.3 Java

  Diff Utils library is an OpenSource library for performing the comparison / diff operations between texts or some kind of data: computing diffs, applying patches, generating unified diffs or parsing them, generating diff output for easy future displaying (like side-by-side view) and so on.
  

• Simple Java Mail

  6.2 7.9 Java

  Simple API, Complex Emails (Jakarta Mail smtp wrapper)
  

• Flogger

  6.2 7.2 Java

  A Fluent Logging API for Java
  

• db-scheduler

  6.2 8.9 Java

  Persistent cluster-friendly scheduler for Java
  

• Tribuo

  6.2 6.6 Java

  Tribuo - A Java machine learning library
  

• Adopt Open JDK

  6.1 8.9 Shell

  Eclipse Temurin™ build scripts - common across all releases/versions
  

• ObjectiveSql

  6.1 2.5 Java

  Writing SQL using Java syntax
  

• Stripe

  6.1 8.8 Java

  Java library for the Stripe API.
  

• JBox2D

  6.1 2.6 L1 Java

  a 2d Java physics engine, native java port of the C++ physics engines Box2D and LiquidFun
  

• Timefold

  6.0 9.7 Java

  The open source Solver AI for Java, Python and Kotlin to optimize scheduling and routing. Solve the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.
  

• Bean Searcher

  6.0 9.3 JavaScript

  🔥🔥🔥 A read-only ORM focusing on advanced query, naturally supports joined tables, and avoids DTO/VO conversion, making it possible to realize complex query in one line of code !
  

• SQL-Toy

  6.0 9.1 Java

  Java真正智慧的ORM框架，融合JPA功能和最佳的sql编写及查询模式、独创的缓存翻译、最优化的分页、并提供无限层级分组汇总、同比环比、行列转换、树形排序汇总、sql自适配不同数据库、分库分表、多租户、数据加解密、脱敏以及面向复杂业务和大规模数据分析等痛点、难点问题项目实践经验分享的一站式解决方案!
  

• EasyMock

  5.9 9.1 HTML

  EasyMock, makes mocking easier since 2001
  

• Elide

  5.9 8.9 Java

  Elide is a Java library that lets you stand up a GraphQL/JSON-API web service with minimal effort.
  

• StringTemplate

  5.9 2.4 Java

  StringTemplate 4
  

• MyBatis-Plus-Join

  5.9 9.0 Java

  支持连表查询的mybatis-plus,mybatis-plus风格的连表操作提供wrapper.leftJoin(),wrapper.rightJoin()等操作
  

• BioJava

  5.9 9.0 Java

  :book::microscope::coffee: BioJava is an open-source project dedicated to providing a Java library for processing biological data.
  

• Cicada

  5.8 0.0 Java

  🚀 Fast lightweight HTTP service framework.
  

• Jansi

  5.8 4.5 Java

  Jansi is a small java library that allows you to use ANSI escape sequences to format your console output which works even on windows.
  

• JavaPackager

  5.7 4.9 Java

  :package: Gradle/Maven plugin to package Java applications as native Windows, MacOS, or Linux executables and create installers for them.
  

• Airlift

  5.7 9.7 Java

  Airlift framework for building REST services
  

* Code Quality Rankings and insights are calculated and provided by Lumnify.
They vary from L1 to L5 with "L5" being the highest.

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