Showing 12180 open source projects for "java-legacy"

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  • 1
    libGDX

    libGDX

    Desktop/Android/HTML5/iOS Java game development framework

    libGDX is a cross-platform Java game development framework based on OpenGL (ES) that works on Windows, Linux, macOS, Android, your browser and iOS. libGDX provides a well-tried and robust environment for rapid prototyping and fast iterations. libGDX does not force a specific design or coding style on you; it rather gives you the freedom to create a game the way you prefer.
    Downloads: 46 This Week
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  • 2
    Spoon

    Spoon

    Metaprogramming library to analyze and transform Java source code

    Spoon is an open-source library to analyze, rewrite, transform, transpile Java source code. It parses source files to build a well-designed AST with powerful analysis and transformation API. It supports modern Java versions up to Java 20. Spoon is an official Inria open-source project, and member of the OW2 open-source consortium.
    Downloads: 12 This Week
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  • 3
    Ollama4j

    Ollama4j

    A simple Java library for interacting with Ollama server

    Ollama4j is a lightweight Java library designed to simplify interaction with the Ollama server, enabling developers to integrate locally hosted large language models into Java applications with minimal friction. It provides a clean and developer-friendly API that abstracts the underlying REST communication, allowing users to focus on building features rather than handling low-level networking details.
    Downloads: 11 This Week
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  • 4
    Chicory

    Chicory

    Native JVM WebAssembly runtime

    Chicory is a WebAssembly runtime designed specifically for the Java Virtual Machine, enabling developers to run Wasm modules entirely within Java applications without requiring native dependencies or JNI. Implemented in pure Java, it provides a portable and secure execution environment that can run anywhere the JVM is available, including cloud, desktop, and embedded systems. The runtime loads WebAssembly binaries and exposes their functions as callable Java APIs, allowing seamless integration with existing Java codebases. ...
    Downloads: 8 This Week
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  • 5
    ZAP

    ZAP

    The OWASP ZAP core project

    The OWASP Zed Attack Proxy (ZAP) is one of the world’s most popular free security tools and is actively maintained by a dedicated international team of volunteers. It can help you automatically find security vulnerabilities in your web applications while you are developing and testing your applications. It's also a great tool for experienced pentesters to use for manual security testing. ZAP is an easy to use integrated penetration testing tool for finding vulnerabilities in web...
    Downloads: 130 This Week
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  • 6
    Odigos

    Odigos

    Distributed tracing without code changes

    Odigos supports any application written in Java, Python, .NET, Node.js and Go. Historically, compiled languages like Go have been difficult to instrument without code changes. Odigos solves this problem by uniquely leveraging eBPF. Odigos currently supports all the popular managed and open source destinations. By producing data in the OpenTelemetry format, Odigos can be used with any observability tool that supports OTLP.
    Downloads: 28 This Week
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  • 7
    NHibernate

    NHibernate

    NHibernate Object Relational Mapper

    ...Fully supports inheritance, components, and enums. Generates database tables from your domain models. Supports all popular relational databases. Supports the most complex legacy scenarios. Full-Text Search. Cluster-scoped caching with Microsoft Velocity & Memcached. Business validation rules. ReSharper plugin. Castle Active Record. S#arp Architecture. NHibernate is a popular, fast-growing ORM with a helpful community of seasoned developers. Used in thousands of commercial and open source projects.
    Downloads: 0 This Week
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  • 8
    OpenPDF

    OpenPDF

    open source Java library for creating and editing PDF files

    OpenPDF is a Java library for creating and editing PDF files with a LGPL and MPL open source license. OpenPDF is the LGPL/MPL open source successor of iText, and is based on a fork, of a fork, of iText 4 svn tag.
    Downloads: 41 This Week
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  • 9
    Alibaba Dragonwell8

    Alibaba Dragonwell8

    Alibaba Dragonwell8 JDK

    Over the years, more than a billion lines of Java code have been written in Alibaba. While adopting OpenJDK to run these applications, we have found a need to customize it specifically for large-scale Java application deployments. Our customization has been well-tested in our environment. We are now contributing some of our work into the Java community. Alibaba Dragonwell, as a downstream version of OpenJDK, is the in-house OpenJDK implementation at Alibaba.
    Downloads: 10 This Week
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  • 10
    Hutool

    Hutool

    A set of tools that keep Java sweet

    Hutool is a small but comprehensive Java tool class library. Through static method encapsulation, it reduces the learning cost of related APIs, improves work efficiency, makes Java as elegant as a functional language, and makes the Java language "sweet". The tools and methods in Hutool come from each user's meticulous attention to detail. It covers all aspects of the underlying code of Java development.
    Downloads: 7 This Week
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  • 11
    Spring Framework

    Spring Framework

    Comprehensive programming and configuration model for modern apps

    The Spring Framework provides a comprehensive programming and configuration model for modern Java-based enterprise applications, on any kind of deployment platform. A key element of Spring is infrastructural support at the application level: Spring focuses on the "plumbing" of enterprise applications so that teams can focus on application-level business logic, without unnecessary ties to specific deployment environments.
    Downloads: 29 This Week
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  • 12
    Kafdrop

    Kafdrop

    Kafka Web UI

    ...The tool displays information such as brokers, topics, partitions, and consumers, and lets you view messages. This project is a reboot of Kafdrop 2.x, dragged kicking and screaming into the world of Java 17+, Kafka 2.x, Helm and Kubernetes. It's a lightweight application that runs on Spring Boot and is dead-easy to configure, supporting SASL and TLS-secured brokers.
    Downloads: 31 This Week
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  • 13
    OpenJ9

    OpenJ9

    A Java Virtual Machine for OpenJDK

    ...Eclipse OpenJ9 is an independent implementation of a Java Virtual Machine. "Independent implementation" means it was built using the Java Virtual Machine specification without using any code from any other Java Virtual Machine. The OpenJ9 JVM combines with the Java Class libraries from OpenJDK to create a complete JDK tuned for footprint, performance, and reliability that is well suited for cloud deployments.
    Downloads: 6 This Week
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  • 14
    Sysbox

    Sysbox

    Open-source, next-generation "runc" that empowers rootless containers

    An open-source, next-generation "runc" that empowers rootless containers to run workloads such as Systemd, Docker, and Kubernetes, just like VMs. Think of it as a "container supercharger": it enables your existing container managers/orchestrators (e.g., Docker, Kubernetes, etc.) to deploy containers that have hardened isolation and can run almost any workload that runs in VMs. Sysbox does this by making the container resemble a VM-like environment as much as possible, using advanced OS...
    Downloads: 2 This Week
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  • 15
    red5-server

    red5-server

    Red5 Server core

    Red5 is an Open Source Flash Server written in Java that supports streaming Video (FLV, F4V, MP4, 3GP). Streaming Audio (MP3, F4A, M4A, AAC) Recording Client Streams (FLV and AVC+AAC in FLV container) Shared objects, live stream publishing, remoting, and protocols: RTMP, RTMPT, RTMPS, and RTMPE.
    Downloads: 21 This Week
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  • 16
    Bazel Container Image Rules

    Bazel Container Image Rules

    Rules for building and handling Docker images with Bazel

    ...These rules do not require / use Docker for pulling, building, or pushing images. These rules used to be docker_build, docker_push, etc. and the aliases for these (mostly) legacy names still exist largely for backwards-compatibility. We also have early-stage oci_image, oci_push, etc. aliases for folks that enjoy the consistency of a consistent rule prefix. The only place the format-specific names currently do any more than alias things is in foo_push, where they also specify the appropriate format as which to publish the image. ...
    Downloads: 2 This Week
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  • 17
    pmd

    pmd

    An extensible multilanguage static code analyzer

    ...It supports Java, JavaScript, Salesforce.com Apex and Visualforce, Modelica, PLSQL, Apache Velocity, XML, XSL, and Scala. Additionally, it includes CPD, the copy-paste-detector. CPD finds duplicated code in C/C++, C#, Dart, Fortran, Go, Groovy, Java, JavaScript, JSP, Kotlin, Lua, Matlab, Modelica, Objective-C, Perl, PHP, PLSQL, Python, Ruby, Salesforce.com Apex, Scala, Swift, Visualforce and XML.
    Downloads: 11 This Week
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  • 18
    ta4j

    ta4j

    A Java library for technical analysis

    Ta4j is an open-source Java library for technical analysis. It provides the basic components for the creation, evaluation, and execution of trading strategies. Ta4j is available on Maven Central. You can also download example code from the maven central repository. The wiki is the best place to start learning about ta4j. For more detailed questions, please use the issues tracker.
    Downloads: 15 This Week
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  • 19
    Spring Boot

    Spring Boot

    Easily create Spring-powered, production-grade applications

    ...By taking an opinionated view of the Spring platform, it enables you to quickly and easily get to the bits you need. Most Spring Boot applications need minimal Spring configuration. You can use it to create a stand-alone Java application or more traditional WAR deployments. A command line tool is also provided that allows you to run spring scripts.
    Downloads: 32 This Week
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  • 20
    Simple Binary Encoding (SBE)

    Simple Binary Encoding (SBE)

    Simple Binary Encoding (SBE) - High Performance Message Codec

    ...The Java SBE implementation has a dependency on Agrona for its buffer implementations.
    Downloads: 9 This Week
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  • 21
    Javassist

    Javassist

    Java bytecode engineering toolkit

    Javassist (JAVA programming ASSISTant) makes Java bytecode manipulation simple. It is a class library for editing bytecodes in Java; it enables Java programs to define a new class at runtime and to modify a class file when the JVM loads it. Unlike other similar bytecode editors, Javassist provides two levels of API: source level and bytecode level.
    Downloads: 4 This Week
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  • 22
    btrace

    btrace

    A safe, dynamic tracing tool for the Java platform

    A safe, dynamic tracing tool for the Java platform. BTrace can be used to dynamically trace a running Java program (similar to DTrace for OpenSolaris applications and OS). BTrace dynamically instruments the classes of the target application to inject tracing code ("bytecode tracing").
    Downloads: 5 This Week
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  • 23
    iText

    iText

    iText for Java represents the next level of SDKs for developers

    iText for Java represents the next level of SDKs for developers who want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit, and enhance PDF documents, iText can be a boon to nearly every workflow. iText Suite refers to the complete line of products comprising the open-source iText Core PDF library and its add-ons.
    Downloads: 17 This Week
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  • 24
    Quarkus
    A Kubernetes Native Java stack tailored for OpenJDK HotSpot and GraalVM, crafted from the best-of-breed Java libraries and standards. Quarkus tailors your application for GraalVM and HotSpot. Amazingly fast boot time, incredibly low RSS memory (not just heap size!) offering near-instant scale-up and high-density memory utilization in container orchestration platforms like Kubernetes.
    Downloads: 13 This Week
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  • 25
    checkstyle

    checkstyle

    Development tool to help programmers write standard Java code

    Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. It automates the process of checking Java code to spare humans of this boring (but important) task. This makes it ideal for projects that want to enforce a coding standard. Checkstyle is highly configurable and can be made to support almost any coding standard. An example configuration files are supplied supporting the Sun Code Conventions, Google Java Style. ...
    Downloads: 8 This Week
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