Showing 550 open source projects for "core java"

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  • 1
    jackson-core

    jackson-core

    Core part of Jackson that defines Streaming API

    This project contains core low-level incremental ("streaming") parser and generator abstractions used by Jackson Data Processor. It also includes the default implementation of handler types (parser, generator) that handle JSON format. The core abstractions are not JSON specific, although naming does contain 'JSON' in many places, due to historical reasons. Only packages that specifically contain the word 'json' are JSON-specific. This package is the base on which Jackson's data-binding...
    Downloads: 10 This Week
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  • 2
    Reactor Core

    Reactor Core

    Non-Blocking Reactive Foundation for the JVM

    Reactor Core is a foundational library for building reactive applications in Java, providing a powerful API for asynchronous, non-blocking programming.
    Downloads: 1 This Week
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  • 3
    Swagger Core

    Swagger Core

    Examples, server integrations for generating Swagger API Specification

    Swagger Core is a Java implementation of the OpenAPI Specification. Current version supports JAX-RS2 (javax and jakarta namespaces). One of the common usage scenarios is to integrate swagger-jaxrs2 into an existing or new JAX-RS based project ("code-first"), to automatically provide and expose its APIs definition, which is kept in sync during the project lifecycle.
    Downloads: 0 This Week
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  • 4
    Siddhi Core Libraries

    Siddhi Core Libraries

    Stream Processing and Complex Event Processing Engine

    Fully open source, cloud-native, scalable, micro streaming, and complex event processing system capable of building event-driven applications for use cases such as real-time analytics, data integration, notification management, and adaptive decision-making. Event processing logic can be written using Streaming SQL queries via graphical and source editors, to capture events from diverse data sources, process and analyze them, integrate with multiple services and data stores, and publish...
    Downloads: 0 This Week
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  • 5
    Java Tablesaw

    Java Tablesaw

    Java dataframe and visualization library

    ...Here are a few examples of the new library in action. Descriptive stats: mean, min, max, median, sum, product, standard deviation, variance, percentiles, geometric mean, skewness, kurtosis, etc. Add tablesaw-core to your project. You can find the version number for the latest release in the release notes.
    Downloads: 0 This Week
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  • 6
    commonmark-java

    commonmark-java

    Java library for parsing and rendering CommonMark (Markdown)

    Java library for parsing and rendering Markdown text according to the CommonMark specification (and some extensions). Provides classes for parsing input to an abstract syntax tree of nodes (AST), visiting and manipulating nodes, and rendering to HTML. It started out as a port of commonmark.js, but has since evolved into a full library with a nice API.
    Downloads: 1 This Week
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  • 7
    Bytecode Viewer

    Bytecode Viewer

    A reverse engineering suite (decompiler, editor, debugger and more)

    Some of Bytecode Viewer features are that it provides Java Decompiling with Six different decompilers (DJ-GUI/Core, Procyon, CFR, Fernflower, Krakatau, and JADX-Core). Bytecode Decompiling with CFIDE. Android APK integrated with Dex2Jar. Securely launch Java applications and insert hooks via EZ-Injection. Scan for malicious code with the Malicious Code Scanner plugin. Export as DEX, Jar, Class, Zip or Java Source File.
    Downloads: 68 This Week
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  • 8
    DSA Bootcamp Java

    DSA Bootcamp Java

    This repository consists of the code samples, assignments, and notes

    DSA Bootcamp Java is an open source educational repository created by Kunal Kushwaha to teach Data Structures and Algorithms (DSA) using Java. It is designed as a structured bootcamp, covering fundamental concepts to advanced problem-solving techniques. The project provides explanations, exercises, assignments, and practice problems, making it useful for both beginners and intermediate learners who want to strengthen their Java and algorithmic skills. The repository is organized into...
    Downloads: 0 This Week
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  • 9
    Apache Lucene

    Apache Lucene

    Apache Lucene open-source search software

    The Apache Lucene™ project develops open-source search software. The project releases a core search library, named Lucene™ core, as well as PyLucene, a Python binding for Lucene. Lucene Core is a Java library providing powerful indexing and search features, as well as spellchecking, hit highlighting and advanced analysis/tokenization capabilities. The PyLucene sub-project provides Python bindings for Lucene Core. The Apache Software Foundation provides support for the Apache community of open-source software projects. ...
    Downloads: 1 This Week
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  • 10
    Proton VPN for Android

    Proton VPN for Android

    ProtonVPN Android app

    The Proton VPN app for Android is intuitive to use, offers lots of useful features, and keeps you secure and private when surfing the internet. Once the app is installed, open it and log in with your Proton VPN username and password. If you are a Proton Mail user, you can access the Proton VPN Free plan by logging in with your Proton Mail username and password. Touch the Quick Connect button to automatically connect to the fastest VPN server for your location. You can also choose to connect...
    Downloads: 641 This Week
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  • 11
    AWS Encryption SDK for Java
    The AWS Encryption SDK is a client-side encryption library designed to make it easy for everyone to encrypt and decrypt data using industry standards and best practices. It enables you to focus on the core functionality of your application, rather than on how to best encrypt and decrypt your data. The AWS Encryption SDK is provided free of charge under the Apache 2.0 license. With the AWS Encryption SDK, you define a master key provider (Java and Python) or a keyring (C, C#/.NET, and JavaScript) that determines which wrapping keys you use to protect your data. ...
    Downloads: 0 This Week
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  • 12
    Azure SDK for Java

    Azure SDK for Java

    Active development of the Azure SDK for Java

    ...New wave of packages that follow the Azure SDK Design Guidelines for Java and share a number of core features such as HTTP retries, logging, transport protocols, authentication protocols, etc., so that once you learn how to use these features in one client library, you will know how to use them in other client libraries. These libraries can be easily identified by folder, package, and namespaces names starting with azure-, e.g. azure-key vault.
    Downloads: 0 This Week
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  • 13
    Thread Affinity

    Thread Affinity

    Bind a java thread to a given core

    Lets you bind a thread to a given core, this can improve performance (this library works best on linux). Java-Thread-Affinity will try to use JNA to provide access to native thread-handling functions. JNA should be installed on your system to get the most from this library. Java-Thread-Affinity currently depends on JNA version 4.4.0, which in turn depends on a version of GLIBC >= 2.14.
    Downloads: 1 This Week
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  • 14
    IntelliJ Community Edition

    IntelliJ Community Edition

    IntelliJ IDEA & IntelliJ Platform

    IntelliJ Community is the open source upstream of JetBrains’ IntelliJ IDEA, forming the core of a powerful, extensible, and intelligent development environment. It provides foundational features like a robust editor with code completion, syntax highlighting, refactoring tools, version control integrations, terminal, debugger, and plugin architecture. Since it’s open, community developers can contribute to language supports, UI tweaks, and platform enhancements.
    Downloads: 1,612 This Week
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  • 15
    Apache SkyWalking Java Agent

    Apache SkyWalking Java Agent

    The Java agent for Apache SkyWalking

    SkyWalking-Java: The Java Agent for Apache SkyWalking, which provides native tracing/metrics/logging abilities for Java projects. SkyWalking: an APM(application performance monitor) system, specially designed for microservices, cloud-native and container-based (Docker and Kubernetes) architectures.
    Downloads: 0 This Week
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  • 16
    GmsCore

    GmsCore

    Free implementation of Play Services

    microG GmsCore is a FLOSS (Free/Libre Open Source Software) framework to allow applications designed for Google Play Services to run on systems, where Play Services is not available. The linux-based open-source mobile operating system Android is not only the most popular mobile operating system in the world, it’s also on the way to becoming a proprietary operating system. How is that? While the core operating system is still released as part of the Android Open Source Project, the majority...
    Downloads: 199 This Week
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  • 17
    Prowide Core

    Prowide Core

    Java framework for SWIFT [tm] MT (FIN) messaging

    Prowide Core (previously known as WIFE) is an open source Java framework for managing SWIFT MT messages. The library key features are the comprehensive Java model for all MT message types, along a straight-forward parsing and building API. The project is active since 2006, production ready and commercially supported. For detail information on the support package options please check: https://www.prowidesoftware.com/services SWIFT is a trademark of S.W.I.F.T. ...
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    Downloads: 1 This Week
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  • 18
    Apache Maven

    Apache Maven

    Apache Maven core

    Maven is a project development management and comprehension tool. Based on the concept of a project object model: builds, dependency management, documentation creation, site publication, and distribution publication are all controlled from the pom.xml declarative file. Maven can be extended by plugins to utilize a number of other development tools for reporting or the build process.
    Downloads: 30 This Week
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  • 19
    ZXing

    ZXing

    Barcode scanning library for Java, Android

    ZXing or “Zebra Crossing” is an open source multi-format 1D/2D barcode image processing library that’s been implemented in Java, and also comes with ports to other languages. It currently supports the following formats: UPC-A and UPC-E EAN-8 and EAN-13 Code 39 Code 93 Code 128 ITF Codabar RSS-14 (all variants) RSS Expanded (most variants) QR Code Data Matrix Aztec ('beta' quality) PDF 417 ('alpha' quality) MaxiCode ZXing is made up of several modules, including a core image decoding library, JavaSE-specific client code, and Android client Barcode Scanner. ...
    Downloads: 53 This Week
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  • 20
    JavaGuide

    JavaGuide

    "Java Learning + Interview Guide" covers the core Java knowledge

    ...The repository also includes sections on computer science basics such as operating systems, networks, and data structures, along with practical guides for databases, Redis, MySQL, and MongoDB. Beyond core Java, JavaGuide covers tools like Maven, Docker, Git, and frameworks like Spring, Spring Boot, and MyBatis. Its structured approach makes it a comprehensive handbook for both beginners and experienced backend engineers.
    Downloads: 0 This Week
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  • 21
    Helidon

    Helidon

    Java libraries for writing microservices

    Helidon is a cloud-native, open‑source set of Java libraries for writing microservices that run on a fast web core powered by Netty. Helidon Níma is the first Java microservices framework based on virtual threads. Helidon is designed to be simple to use, with tooling and examples to get you going quickly. Since Helidon is simply a collection of Java libraries running on a fast Netty core, there is no extra overhead or bloat.
    Downloads: 0 This Week
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  • 22
    Radiance libraries

    Radiance libraries

    Building modern, elegant and fast Swing applications

    Radiance is a collection of libraries for writing modern, elegant and fast Swing applications based on the Ephemeral design system. It is built with Java 9, and runs on Java 9 and later. Common provides APIs to work with images and text that scale with the display resolution. Radiance icons scale to maintain crisp, pixel-perfect visuals for application icons. Font APIs can be used to render platform-consistent textual content across a variety of supported platforms. Animation provides powerful and flexible animation APIs that scale from simple, single-property cases to complex scenarios that involve multiple animations. ...
    Downloads: 1 This Week
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  • 23
    Apache SkyWalking

    Apache SkyWalking

    Application Performance Monitoring System

    ...It is capable of monitoring, tracing and diagnosing distributed systems in cloud native architectures. Apache Skywalking supports the collection of telemetry data from a number of different sources and in different formats, such as Java, .NET Core, PHP, LUA agent and more. It also offers a solid core features set, which includes root cause analysis, service topology map analysis, performance optimization, and many more.
    Downloads: 1 This Week
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  • 24
    Milkman

    Milkman

    An extensible request/response workbench

    Milkman is heavily inspired by Postman. But I got sick of all those electron-based applications that need ages and loads of memory to start up. Therefore, this is a JavaFx-based workbench for crafting requests/responses. It is not limited to e.g. HTTP (or more specifically rest) requests. Due to nearly everything being a plugin, other things are possible, like database requests or GRPC, GraphQl, etc. Request-types (e.g. Http Request), request-aspects (e.g. Headers, Body, etc), editors for...
    Downloads: 3 This Week
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  • 25
    jdbi

    jdbi

    jdbi is designed to provide convenient tabular data access in Java

    ...Unlike an ORM, we do not aim to provide a complete object-relational mapping framework - instead of that hidden complexity, we provide building blocks that allow you to construct the mapping between relations and objects as appropriate for your application. The Core API provides a fluent, imperative interface. Use Builder style objects to wire up your SQL to rich Java data types.
    Downloads: 0 This Week
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