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100 Projects libraries and projects

  • Seata

    9.8 8.9 Java
    :fire: Seata is an easy-to-use, high-performance, open source distributed transaction solution.
  • LeakCanary

    9.8 8.8 L3 Kotlin
    A memory leak detection library for Android.
  • Scout APM allows you to find and fix performance issues with no hassle. Now with error monitoring and external services monitoring, Scout is a developer's best friend when it comes to application development.
    Promo
  • Arthas

    9.8 9.2 Java
    Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas
  • Nacos

    9.8 9.7 Java
    an easy-to-use dynamic service discovery, configuration and service management platform for building cloud native applications.
  • EventBus

    9.7 7.2 L4 Java
    Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.
  • Sentinel

    9.7 7.1 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)
  • zipkin

    9.5 8.0 Java
    Zipkin is a distributed tracing system
  • Graal

    9.4 10.0 Java
    GraalVM: Run Programs Faster Anywhere :rocket:
  • webmagic

    9.4 5.0 Java
    A scalable web crawler framework for Java.
  • FizzBuzz Enterprise Edition

    9.4 0.0 Java
    FizzBuzz Enterprise Edition is a no-nonsense implementation of FizzBuzz made by serious businessmen for serious business purposes.
  • bytecode-viewer

    9.2 9.7 Java
    A Java 8+ Jar & Android APK Reverse Engineering Suite (Decompiler, Editor, Debugger & More)
  • Tink

    9.2 9.8 C++
    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.
  • Quarkus

    9.1 10.0 Java
    Quarkus: Supersonic Subatomic Java.
  • Cadence

    9.0 9.6 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.
  • Flowable (V6)

    8.8 9.6 Java
    A compact and highly efficient workflow and Business Process Management (BPM) platform for developers, system admins and business users.
  • JavaCV

    8.8 6.3 Java
    Java interface to OpenCV, FFmpeg, and more
  • Leaf

    8.7 0.0 Java
    Distributed ID Generate Service
  • Trino

    8.6 10.0 Java
    Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
  • Micronaut

    8.4 9.9 Java
    Micronaut Application Framework
  • javalin

    8.3 9.2 Kotlin
    A simple and modern Java and Kotlin web framework
  • Apache Calcite

    8.3 9.3 Java
    Apache Calcite
  • Reflections

    8.2 4.4 Java
    Java runtime metadata analysis
  • Armeria

    8.1 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.
  • Java Faker

    8.0 4.0 Java
    Brings the popular ruby faker gem to Java
  • Recaf

    7.9 8.5 Java
    The modern Java bytecode editor
  • Dragonwell8

    7.9 6.8 Shell
    Alibaba Dragonwell8 JDK
  • Temporal

    7.7 9.8 Go
    Temporal service
  • Apache Drill

    7.7 9.0 Java
    Apache Drill is a distributed MPP query layer for self describing data
  • jOOR

    7.5 3.5 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.
  • unirest-java

    7.5 8.1 L2 Java
    Unirest in Java: Simplified, lightweight HTTP client library.
  • RoaringBitmap

    7.5 8.1 Java
    A better compressed bitset in Java
  • OpenPDF

    7.2 8.5 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. ⛺
  • shedlock

    7.2 9.6 Java
    Distributed lock for your scheduled tasks
  • ClassGraph

    7.0 9.6 Java
    An uber-fast parallelized Java classpath scanner and module scanner.
  • Siddhi

    6.9 6.6 Java
    Stream Processing and Complex Event Processing Engine
  • ta4j

    6.9 4.8 Java
    A Java library for technical analysis.
  • m2cgen

    6.8 8.3 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
  • RabbitMQ Java client

    6.7 8.4 Java
    RabbitMQ Java client
  • p6spy

    6.7 1.1 Java
    P6Spy is a framework that enables database data to be seamlessly intercepted and logged with no code changes to the application.
  • Google HTTP Client

    6.7 8.9 Java
    Google HTTP Client Library for Java
  • Jaeger client

    6.6 5.1 Java
    🛑 This library is DEPRECATED!
  • Tabula

    6.5 5.2 Java
    Extract tables from PDF files
  • Open HTML to PDF

    6.4 8.8 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)!
  • springdoc-openapi

    6.4 9.4 Java
    Library for OpenAPI 3 with spring-boot
  • XChart

    6.4 6.9 Java
    XChart is a light-weight Java library for plotting data.
  • ReflectASM

    6.2 0.0 Java
    High performance Java reflection
  • bucket4j

    6.2 8.1 Java
    Java rate limiting library based on token/leaky-bucket algorithm.
  • #<Sawyer::Resource:0x0000563f68549608>

    6.0 3.4 Java
    A JavaFX library containing tiles that can be used for dashboards.
  • ObjectiveSql

    6.0 3.2 Java
    Writing SQL using Java syntax
  • jsweet

    6.0 4.9 Java
    A Java to JavaScript transpiler.
  • jasync-sql

    5.9 6.9 Kotlin
    Java & Kotlin Async DataBase Driver for MySQL and PostgreSQL written in Kotlin
  • JFreeChart

    5.9 7.7 Java
    A 2D chart library for Java applications (JavaFX, Swing or server-side).
  • Sentry

    5.9 9.5 Java
    A Sentry SDK for Java, Android and other JVM languages.
  • JBox2D

    5.8 2.9 L1 Java
    a 2d Java physics engine, native java port of the C++ physics engines Box2D and LiquidFun
  • Simple Java Mail

    5.8 8.0 Java
    Simple API, Complex Emails (Jakarta Mail smtp wrapper)
  • Adopt Open JDK

    5.7 8.7 Shell
    Eclipse Temurin™ build scripts - common across all releases/versions
  • Elide

    5.7 9.6 Java
    Elide is a Java library that lets you stand up a GraphQL/JSON-API web service with minimal effort.
  • Tribuo

    5.7 8.3 Java
    Tribuo - A Java machine learning library
  • BioJava

    5.6 9.5 Java
    :book::microscope::coffee: BioJava is an open-source project dedicated to providing a Java library for processing biological data.
  • StringTemplate

    5.5 3.1 Java
    StringTemplate 4
  • Stripe

    5.5 8.8 Java
    Java library for the Stripe API.
  • Mixin

    5.4 7.5 Java
    Mixin is a trait/mixin and bytecode weaving framework for Java using ASM
  • Jansi

    5.4 6.6 C++
    Jansi is a small java library that allows you to use ANSI escape sequences to format your console output which works even on windows.
  • ServiceTalk

    5.2 9.7 Java
    A networking framework that evolves with your application
  • zt-exec

    5.2 0.2 Java
    ZeroTurnaround Process Executor
  • Java Diff Utils

    5.2 6.2 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.
  • Parity

    5.2 1.3 Java
    Open source software platform for trading venues
  • easy-batch

    5.1 3.2 Java
    The simple, stupid batch framework for Java
  • DSL-JSON

    5.1 4.8 Java
    High performance JVM JSON library
  • #<Sawyer::Resource:0x0000563f671eac38>

    5.0 3.9 Java
    A JavaFX library for Gauges
  • Rocker

    4.9 0.0 Java
    Java 8 optimized, memory efficient, speedy template engine producing statically typed, plain java objects
  • JobRunr

    4.9 9.4 Java
    An extremely easy way to perform background processing in Java. Backed by persistent storage. Open and free for commercial use.
  • oj! Algorithms

    4.7 8.9 Java
    oj! Algorithms
  • Getdown

    4.7 4.3 Java
    Download, Install, Update
  • Objenesis

    4.6 6.4 Java
    Okay, it's pretty easy to instantiate objects in Java through standard reflection. However there are many cases where you need to go beyond what reflection provides. For example, if there's no public constructor, you want to bypass the constructor code, or set final fields. There are numerous clever (but fiddly) approaches to getting around this and this library provides a simple way to get at them. You will find the official site here.
  • cache2k

    4.6 9.1 Java
    Lightweight, high performance Java caching
  • db-scheduler

    4.6 7.6 Java
    Persistent cluster-friendly scheduler for Java
  • AkkaGRPC

    4.5 9.0 Scala
    Akka gRPC
  • Aparapi

    4.5 3.7 Java
    The New Official Aparapi: a framework for executing native Java and Scala code on the GPU.
  • Litiengine

    4.4 9.1 Java
    LITIENGINE 🕹 The pure 2D java game engine.
  • Mini2Dx

    4.4 8.9 Java
    A high-level cross-platform 2D game development API
  • NATS client

    4.4 8.4 Java
    Java client for NATS
  • JavaPackager

    4.2 8.5 Java
    :package: Gradle/Maven plugin to package Java applications as native Windows, Mac OS X, or GNU/Linux executables and create installers for them.
  • Cassandre

    4.2 9.7 Java
    Create your Java crypto trading bot in minutes. Our Spring boot starter takes care of exchange connections, accounts, orders, trades, and positions so you can focus on building your strategies.
  • Lingua

    4.2 7.1 Kotlin
    👄 The most accurate natural language detection library for Java and the JVM, suitable for long and short text alike
  • ActiveJ

    4.1 9.7 Java
    ActiveJ is an alternative Java platform built from the ground up. ActiveJ redefines web, high load, and cloud programming in Java, featuring ultimate performance and scalability!
  • AranoDB

    4.1 7.5 Java
    The official ArangoDB Java driver.
  • FastCSV

    4.1 8.5 Java
    High performance CSV reader and writer for Java.
  • SAP Machine

    4.1 10.0 Java
    An OpenJDK release maintained and supported by SAP
  • fastexcel

    4.1 7.2 Java
    Generate and read big Excel files quickly
  • Charts

    4.0 5.7 Java
    A JavaFX library that contains different kind of charts
  • Doma 2

    4.0 8.9 Java
    DAO oriented database mapping framework for Java 8+
  • ASCII Table

    4.0 0.0 Java
    Several implementations of a text table, originally using ASCII and UTF-8 characters for borders.
  • Philadelphia

    4.0 7.8 Java
    Fast FIX protocol library for the JVM
  • ChartFx

    3.9 6.7 Java
    A scientific charting library focused on performance optimised real-time data visualisation at 25 Hz update rates for data sets with a few 10 thousand up to 5 million data points.
  • jqwik

    3.9 9.8 Java
    Property-Based Testing on the JUnit Platform
  • XMLUnit

    3.8 6.3 Java
    XMLUnit for Java 2.x
  • Permazen

    3.8 7.4 HTML
    Language-Natural Persistence Layer for Java
  • HyperMinHash-java

    3.7 0.0 Java
    Union, intersection, and set cardinality in loglog space
  • Kalium

    3.7 0.0 Java
    Java binding to the Networking and Cryptography (NaCl) library with the awesomeness of libsodium

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