Open Source Java Software Development Software - Page 9

Java Software Development Software

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Browse free open source Java Software Development Software and projects below. Use the toggles on the left to filter open source Java Software Development Software by OS, license, language, programming language, and project status.

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  • 1
    Logbook

    Logbook

    An extensible Java library for HTTP request and response logging

    Logbook is an extensible Java library to enable complete request and response logging for different client- and server-side technologies. It satisfies a special need by a) allowing web application developers to log any HTTP traffic that an application receives or sends b) in a way that makes it easy to persist and analyze it later. This can be useful for traditional log analysis, meeting audit requirements or investigating individual historic traffic issues. Logbook is ready to use out of the box for most common setups. Even for uncommon applications and technologies, it should be simple to implement the necessary interfaces to connect a library/framework/etc. to it.
    Downloads: 5 This Week
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  • 2
    Lombok

    Lombok

    New additions to the Java programming language

    Project Lombok is a java library that automatically plugs into your editor and build tools, spicing up your java. Never write another getter or equals method again, with one annotation your class has a fully featured builder, Automate your logging variables, and much more. Project Lombok is available as a single jar file on the project site. It includes the APIs for development as an installer for IDE integration. On most systems, simply double-clicking the jar file will launch the installer. The installer will attempt to detect the location of a supported IDE. If it cannot correctly determine where the IDE is installed, the location can be specified manually. Simply click "Install/Update," and IDE integration is complete. There are a number of annotations in Project Lombok to allow for more fine grained control over the structure and behavior of a class.
    Downloads: 5 This Week
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  • 3
    MPAndroidChart

    MPAndroidChart

    A powerful Android chart view / graph view library

    MPAndroidChart is a powerful chart library for Android that offers a beautiful and comprehensive range of charts and graphs. Powerful and very easy to use, it supports the creation of bar-, line-, pie-, bubble-, scatter-, radar- and candlestick charts, as well as scaling, dragging and animations. Charts are rendered cleanly and are visually engaging. Visualizing your data exactly how you want is so much easier with MPAndroidChart. To see more great examples of MPAndroidChart, download the MPAndroidChart Example App on Google Play.
    Downloads: 5 This Week
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  • 4
    Micrometer

    Micrometer

    App observability facade for the most popular observability tools

    Micrometer provides a simple facade over the instrumentation clients for the most popular observability systems, allowing you to instrument your JVM-based application code without vendor lock-in. Think SLF4J, but for observability. Micrometer provides vendor-neutral interfaces for timers, gauges, counters, distribution summaries, and long task timers with a dimensional data model that, when paired with a dimensional monitoring system, allows for efficient access to a particular named metric with the ability to drill down across its dimensions. Out-of-the-box instrumentation of caches, the class loader, garbage collection, processor utilization, thread pools, and more tailored to actionable insight. Micrometer is the instrumentation library powering the delivery of application observability from Spring Boot applications.
    Downloads: 5 This Week
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  • 5
    Netty

    Netty

    An event-driven asynchronous network application framework

    Netty is an asynchronous, event-driven networking framework for the JVM that simplifies building high-performance clients and servers. It wraps Java NIO with a channel/handler pipeline model, enabling clean composition of codecs, TLS, and application logic with minimal overhead. Its ByteBuf abstractions, buffer pooling, and zero-copy techniques help reduce GC pressure and improve throughput under heavy I/O. Support for common protocols—HTTP/1.1, HTTP/2, WebSocket, and raw TCP/UDP—makes it a foundation for RPC frameworks, proxies, and messaging systems. Pluggable transports and native integrations (like epoll or kqueue where available) allow fine-tuning for different operating systems. With robust resource management, leak detection, and extensive testing, Netty is widely chosen when low latency, scalability, and control over the I/O stack are required.
    Downloads: 5 This Week
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  • 6
    NullAway

    NullAway

    A tool to help eliminate NullPointerExceptions (NPEs) in your code

    NullAway is a tool to help eliminate NullPointerExceptions (NPEs) in your Java code. To use NullAway, first add @Nullable annotations in your code wherever a field, method parameter, or return value may be null. Given these annotations, NullAway performs a series of type-based, local checks to ensure that any pointer that gets dereferenced in your code cannot be null. NullAway is similar to the type-based nullability checking in the Kotlin and Swift languages, and the Checker Framework and Eradicate null checkers for Java. NullAway is fast. It is built as a plugin to Error Prone and can run on every single build of your code. In our measurements, the build-time overhead of running NullAway is usually less than 10%. NullAway is also practical: it does not prevent all possible NPEs in your code, but it catches most of the NPEs we have observed in production while imposing a reasonable annotation burden, giving a great "bang for your buck."
    Downloads: 5 This Week
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  • 7
    OpenNMS

    OpenNMS

    Enterprise-Grade Open-Source Network Management Platform

    OpenNMS is an open-source network monitoring platform that helps you visualize and monitor everything on your local and distributed networks. OpenNMS offers comprehensive fault, performance, and traffic monitoring with alarm generation in one place. Highly customizable and scalable, OpenNMS integrates with your core business applications and workflows.
    Downloads: 5 This Week
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  • 8
    OpenRewrite

    OpenRewrite

    Automated mass refactoring of source code

    The OpenRewrite project is a mass source code refactoring ecosystem. Reduce 1000s of hours of static code analysis fixes to minutes. Turn a four-month migration project into four hours of work. Patch security vulnerabilities across 100s of repositories at once. OpenRewrite automates code refactoring and remediation tasks for you, enabling developers to deliver more business value. OpenRewrite's refactoring engine and recipes will always be open-source. Build tool plugins like OpenRewrite Gradle Plugin and OpenRewrite Maven Plugin help you run these recipes on one repository at a time. Moderne is a complementary product that executes OpenRewrite recipes at scale on hundreds of millions of lines of code and enables mass-committing of results. Moderne freely runs a public service for the benefit of thousands of open-source projects.
    Downloads: 5 This Week
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  • 9
    Pinot

    Pinot

    Apache Pinot - A realtime distributed OLAP datastore

    Realtime distributed OLAP datastore, designed to answer OLAP queries with low latency. Pinot is designed to answer OLAP queries with low latency on immutable data and mutable data(Upsert Support) Pluggable indexing technologies - Sorted Index, Bitmap Index, Inverted Index, StarTree Index, Bloom Filter, Range Index, Text Search Index(Lucence/FST), Json Index, Geospatial Index. Near Realtime ingestion with Apache Kafka, Apache Pulsar, Kinesissupports JSON, Avro, ProtoBuf, Thrift formats. Apache Pinot supports dimension lookup joins currently. Full SQL join support in Apache Pinot is coming soon. In the interim, full SQL joins can be performed by querying Pinot via the Trino or PrestoDB connector. Apache Pinot provides SQL interface for querying interactively, as well as programmatically via rest-api.
    Downloads: 5 This Week
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  • 10
    WordPress for Android

    WordPress for Android

    WordPress for Android

    If you're just looking to install WordPress for Android, you can find it on Google Play. If you're a developer wanting to contribute, read on. Inspiration strikes any time, anywhere. WordPress mobile apps put the power of publishing in your hands. And of course, they’re open source, just like WordPress. WordPress for Android lets you take the power to publish to the web with you. It is much more than a website builder. Give your great ideas a home on the web. WordPress for Android is a website and blog builder. Choose the perfect look from a wide selection of WordPress themes and customize it with photos, colors and fonts to make it unique. Built-in quick start tips will guide you through the basics of setting up your new website to take the internet by storm.
    Downloads: 5 This Week
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  • 11
    Zeebe

    Zeebe

    Distributed Workflow Engine for Microservices Orchestration

    Automate processes at scale with unprecedented performance and resilience. Zeebe is the workflow and decision engine that powers Camunda Platform 8. Zeebe’s cloud-native design provides the performance, resilience, and security enterprises need to future-proof their process orchestration efforts. Zeebe distributes data across all brokers in a cluster with storage directly on the server filesystem. If one broker goes down, another can replace it with no data loss. This pre-configured replication mechanism ensures that Camunda Platform 8 can recover from machine or software failure with no human interaction, no data loss and minimal downtime.
    Downloads: 5 This Week
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  • 12
    openHAB Distribution

    openHAB Distribution

    The binary distribution of openHAB

    The open Home Automation Bus (openHAB) project aims to provide a universal integration platform for all things around home automation. It is a pure Java solution, fully based on OSGi. It is designed to be vendor-neutral as well as hardware/protocol-agnostic. openHAB brings together different bus systems, hardware devices, and interface protocols by dedicated bindings. These bindings send and receive commands and status updates on the openHAB event bus. This concept allows designing user interfaces with a unique look&feel, but with the possibility to operate devices based on a big number of different technologies. Besides the user interfaces, it also brings the power of automation logic across different system boundaries.
    Downloads: 5 This Week
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  • 13

    JPerf

    Java Performance and Scalability Testing

    JPerf is a simple framework for writing and running automated performance and scalability tests. It's like JUnit but for performance. Simple write a class that implements PerfTest then create a PerfTestRunner instance to run the test. *** JPerf has moved! Please go to https://github.com/andygrove/jperf for the current version ***
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    Downloads: 71 This Week
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  • 14
    Jad Java decompiler plugin for Eclipse IDE.
    Downloads: 27 This Week
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  • 15
    One-JAR(TM)
    One-JAR(TM) is a simple solution to a vexing problem in Java: how to distribute an application as a single jar-file, when it depends on multiple other jar-files. One-JAR uses a custom classloader to discover library jar files inside the main jar.
    Downloads: 22 This Week
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  • 16
    (Diver is in the process of being moved to GitHub. Please find us at https://github.com/thechiselgroup/Diver. Support requests & messages sent here may never be seen.) Dynamic Interactive Views For Reverse Engineering. Div/er is a set of Eclipse Plugins that aid developers in understanding software. It uses dynamic analysis and reverse engineering to offer views and filters that aid comprehension and discovery.
    Downloads: 35 This Week
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  • 17
    IKVM.NET is a JVM for the Microsoft .NET Framework and Mono. It can both dynamically run Java classes and can be used to convert Java jars into .NET assemblies. It also includes a port of the OpenJDK class libraries to .NET.
    Downloads: 20 This Week
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  • 18
    EditBox

    EditBox

    EditBox is the Eclipse plugin for source code background highlighting.

    EditBox is the Eclipse plugin for source code background highlighting. While most of plugins highlight the syntax of the source code, EditBox highlights the selected block of the code by changing its background color and drawing border around it.
    Downloads: 22 This Week
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  • 19
    SMC - The State Machine Compiler

    SMC - The State Machine Compiler

    Translates state machine into a target programming language.

    SMC takes a state machine stored in a .sm file and generates a State pattern in 14 programming languages. Includes: default transitions, transition args, transition guards, push/pop transitions and Entry/Exit actions. See User Manual for more info.
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    Downloads: 21 This Week
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  • 20
    Turtle Sport
    Turtle Sport is a software developed to communicate with GPS devices. Turtle Sport retrieves yours training sessions from your Garmin and it makes diagram and statistic reports.
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    Downloads: 21 This Week
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  • 21
    CP Editor

    CP Editor

    The IDE for competitive programming

    CP Editor is designed for competitive programming. It helps you focus on your algorithms and automates the compilation, execution and testing of your code. It can fetch test cases from different platforms and submit solutions to Codeforces. It automates all that's reasonably possible and allows you to purely focus on your code. Say no to manual efforts of running and testing your code against expected outputs. It can fetch test cases automatically from almost all competitive programming sites. No more copy-pasting! With a single click, you can run your code on multiple test cases and get verdicts. Thanks to CF tools, It can submit your solution directly to codeforces and show you verdict without leaving the editor.
    Downloads: 4 This Week
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  • 22
    DeepCode for Visual Studio Code

    DeepCode for Visual Studio Code

    DeepCode extension for Visual Studio Code

    DeepCode AI has always been the backbone of Snyk code, which is why it's the fastest, most accurate SAST on the market. DeepCode AI, powering the Snyk platform, utilizes multiple AI models, is trained on security-specific data, and is all curated by top security researchers to give you all the power of AI without any of the drawbacks. With 11 supported languages, and multiple AI models, Snyk's DeepCode AI was designed to find and fix vulnerabilities and manage tech debt. DeepCode AI powers Snyk's one-click security fixes and comprehensive app coverage, letting developers build fast while staying secure. Our specialized DeepCode AI is built and refined by top-tier researchers that use training data from millions of open source projects, never customer data. DeepCode AI's hybrid approach uses multiple models and security-specific training sets for one purpose, to secure applications.
    Downloads: 4 This Week
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  • 23

    Feign

    Make writing Java http clients easier

    Feign is a Java to HTTP client binder that was built primarily to make writing Java http clients easier. Inspired by previous projects Retrofit, JAXRS-2.0 and WebSocket, Feign was designed to reduce the complexity that is often involved in binding the Denominator uniformly to HTTP APIs, no matter the ReSTfulness. Feign works by processing annotations into a templatized request, to which arguments are applied in a straightforward manner before output. While it may only support text-based APIs, it simplifies system aspects dramatically and makes it much easier to unit test your conversions. Feign makes use of great tools like Jersey and CXF for writing Java clients for ReST or SOAP services. It also lets you write your own code on top of http libraries, and connects your code to http APIs with little overhead.
    Downloads: 4 This Week
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  • 24
    Fury

    Fury

    A blazing fast multi-language serialization framework

    Fury is a blazing-fast multi-language serialization framework powered by jit(just-in-time compilation) and zero-copy, providing up to 170x performance and ultimate ease of use. Based on efficient JIT, struct deserialization can get 170x speed up compared to other serialization frameworks. In serialization scenarios, Fury can achieve a 100x speed up compared to traditional serialization frameworks. If you use Java clusters on a large scale, this will save a lot of computing resources.
    Downloads: 4 This Week
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  • 25
    GraphHopper Routing Engine

    GraphHopper Routing Engine

    Open source routing engine for OpenStreetMap

    GraphHopper invests in an active open source community. Our flagships are the GraphHopper routing engine and jsprit, the toolkit for solving rich vehicle routing problems. We promote a fair & diverse mindset. jsprit is a Java based toolkit for solving rich traveling salesman problems (TSP) and vehicle routing problems (VRP). It is lightweight, flexible, easy-to-use, and based on a single all-purpose meta-heuristic. The GraphHopper routing engine is fast and memory-efficient, using Java. It runs server side, offline on Android and iOS. It uses OpenStreetMap data, but can import other data sources as well. GraphHopper is a fast and memory-efficient routing engine released under Apache License 2.0. It can be used as a Java library or standalone web server to calculate the distance, time, turn-by-turn instructions and many road attributes for a route between two or more points. Beyond this "A-to-B" routing it supports "snap to road", Isochrone calculation, mobile navigation and more.
    Downloads: 4 This Week
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