Showing 39086 open source projects for "java on java"

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    MongoDB Atlas runs apps anywhere

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  • 1
    Chronicle Wire

    Chronicle Wire

    Low Garbage Java Serialisation Library that supports multiple formats

    Chronicle Wire is a Wire Format abstraction library. Chronicle Wire uses Chronicle Bytes for bytes manipulation, and Chronicle Core for low-level JVM access. Configuration includes aliased type information. This supports easy extension by adding new classes/versions, and cross-platform using type aliasing. By supporting types, a configuration file can bootstrap itself. You control how the configuration file is decoded. See example Queue Enterprise config. To send the configuration of a...
    Downloads: 0 This Week
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  • 2
    RuoYi AI

    RuoYi AI

    Enterprise AI platform for building, deploying, and managing apps

    RuoYi AI is a full-stack enterprise-oriented AI development platform designed to help developers rapidly build, deploy, and manage intelligent applications using modern large language models and AI ecosystems. It provides a unified framework for integrating multiple AI models from different providers, allowing teams to switch or combine models through a consistent interface without vendor lock-in. RuoYi AI includes built-in support for retrieval-augmented generation, enabling organizations...
    Downloads: 5 This Week
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  • 3
    Apache CloudStack

    Apache CloudStack

    Apache CloudStack is an opensource Infrastructure as a Service (IaaS)

    Apache CloudStack is open source software designed to deploy and manage large networks of virtual machines, as a highly available, highly scalable Infrastructure as a Service (IaaS) cloud computing platform. CloudStack is used by a number of service providers to offer public cloud services, and by many companies to provide an on-premises (private) cloud offering, or as part of a hybrid cloud solution. CloudStack is a turnkey solution that includes the entire "stack" of features most...
    Downloads: 5 This Week
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  • 4
    Thymeleaf Layout Dialect

    Thymeleaf Layout Dialect

    A dialect for Thymeleaf that lets you build layouts

    Thymeleaf Layout Dialect is an extension for the Thymeleaf templating engine that enables a layout/decorator mechanism, letting you define base templates and inject fragments for reusable and maintainable page structures, eliminating the need for third-party layout libraries.
    Downloads: 9 This Week
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  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

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  • 5
    Eclipse Che

    Eclipse Che

    Next-gen container development platform, workspace server & cloud IDE

    Eclipse Che is a Kubernetes-native IDE that makes Kubernetes development accessible for development teams. It places everything a developer could need into containers in Kube pods including dependencies, embedded containerized runtimes, a web IDE, and project code. With the Kubernetes application in your development environment and an in-browser IDE, you can code, build, test and run applications exactly as they run on production from any machine.
    Downloads: 1 This Week
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  • 6
    Guava

    Guava

    Google core libraries for Java

    Guava is a set of core libraries that includes new collection types (such as multimap and multiset), immutable collections, a graph library, and utilities for concurrency, I/O, hashing, primitives, strings, and more!
    Downloads: 1 This Week
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  • 7
    Velocity server

    Velocity server

    The modern, next-generation Minecraft server proxy

    Velocity is a high-performance Minecraft proxy server developed by the PaperMC project that allows multiple Minecraft servers to be linked together into a single network. Acting as an intermediary between players and backend servers, Velocity manages player connections and routes them to different game servers within a network. This architecture allows large Minecraft communities to run multiple servers for different game modes while presenting them as a unified system to players. The...
    Downloads: 2 This Week
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  • 8
    Aleph

    Aleph

    Asynchronous streaming communication for Clojure

    Aleph is an asynchronous I/O framework for Clojure built atop Netty, offering efficient, non-blocking network programming with support for HTTP, raw TCP/UDP, and streaming through Manifold streams. Aleph follows the Ring spec fully and can be a drop-in replacement for any existing Ring-compliant server. However, it also allows for the handler function to return a Manifold deferred to represent an eventual response. This feature may not play nicely with synchronous Ring middleware, which...
    Downloads: 2 This Week
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  • 9
    Apache Avro

    Apache Avro

    Apache Avro is a data serialization system

    Apache Avro™ is a data serialization system. Simple integration with dynamic languages. Code generation is not required to read or write data files nor to use or implement RPC protocols. Code generation is an optional optimization, is only worth implementing for statically typed languages. Avro relies on schemas. When Avro data is read, the schema used when writing it is always present. This permits each datum to be written with no per-value overheads, making serialization both fast and...
    Downloads: 2 This Week
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    Enterprise-grade ITSM, for every business

    Give your IT, operations, and business teams the ability to deliver exceptional services—without the complexity.

    Freshservice is an intuitive, AI-powered platform that helps IT, operations, and business teams deliver exceptional service without the usual complexity. Automate repetitive tasks, resolve issues faster, and provide seamless support across the organization. From managing incidents and assets to driving smarter decisions, Freshservice makes it easy to stay efficient and scale with confidence.
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  • 10
    Why & When

    Why & When

    Exposing the JDK Flight Recorder as a Spring Boot Actuator Endpoint

    This is a Spring Boot 2 Starter exposing the JDK Flight Recorder as a Spring Boot Actuator Endpoint. Normally the JDK Flight Recorder is available locally or by JMX remote. Depending on your deployment scenario shell or JMX access might not be available for the application server. Here comes this handy starter into play! This starter adds a new Spring Boot Actuator endpoint for JDK Flight Recorder remote control. This RESTful endpoint allows starting and stopping Flight Recording and...
    Downloads: 3 This Week
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  • 11
    ElasticJob

    ElasticJob

    Distributed scheduled job framework

    ElasticJob is a distributed scheduling solution consisting of two separate projects, ElasticJob-Lite and ElasticJob-Cloud. ElasticJob-Lite is a lightweight, decentralized solution that provides distributed task sharding services. ElasticJob-Cloud uses Mesos to manage and isolate resources. It uses a unified job API for each project. Developers only need code one time and can deploy at will. Support job sharding and high availability in distributed system. Scale out for throughput and...
    Downloads: 3 This Week
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  • 12
    ThingsBoard Message Queue (TBMQ)

    ThingsBoard Message Queue (TBMQ)

    Open-source, scalable, and fault-tolerant MQTT broker

    TBMQ is a lightweight message broker built to support ThingsBoard's IoT platform, focusing on telemetry data streaming and device communication. It uses Kafka-compatible APIs and is optimized for high-throughput messaging, device scalability, and low-latency delivery. TBMQ is ideal for IoT backends needing MQTT or Kafka-style pub/sub infrastructure.
    Downloads: 0 This Week
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  • 13
    TEAMMATES Developer Web Site

    TEAMMATES Developer Web Site

    This is the project website for the TEAMMATES feedback management tool

    TEAMMATES is a free online tool for managing peer evaluations and other feedback paths of your students. It is provided as a cloud-based service for educators/students and is currently used by hundreds of universities across the world.
    Downloads: 0 This Week
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  • 14
    Spring boot starter for gRPC framework

    Spring boot starter for gRPC framework

    Spring Boot starter module for gRPC framework

    Autoconfigures and runs the embedded gRPC server with @GRpcService-enabled beans as part of the spring-boot application. If you are using Spring Boot Dependency Management plugin, it might pull not the same version as the version this started was compiled against, causing binary incompatibility issue.
    Downloads: 0 This Week
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  • 15
    Spring AI Alibaba Examples

    Spring AI Alibaba Examples

    Spring AI Alibaba examples for building and testing AI apps

    Spring AI Alibaba Examples provides a collection of example projects that demonstrate how to use Spring AI and Spring AI Alibaba across different scenarios, from basic setups to more advanced AI applications. It is designed to help developers understand core concepts, explore practical implementations, and follow best practices when building AI-powered systems using the Spring ecosystem. Each module focuses on a specific use case such as chat, image processing, audio handling, graph...
    Downloads: 4 This Week
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  • 16
    JeecgBoot

    JeecgBoot

    Low-code enterprise web development platform

    JeecgBoot is a low-code platform built on Spring Boot that accelerates enterprise application development with online forms, code generation, and a modern Vue-based frontend. It can generate CRUD screens, data dictionaries, and menu structures from database schemas, producing clean starter code that developers can extend. The platform integrates common enterprise features—RBAC permissions, data scopes, dictionary management, logging, and file/OSS integration—so teams start from a...
    Downloads: 4 This Week
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  • 17
    TypeSpec

    TypeSpec

    Language for defining cloud service APIs and shapes

    TypeSpec is a language for defining cloud service APIs and shapes. TypeSpec is a highly extensible language with primitives that can describe API shapes common among REST, OpenAPI, gRPC, and other protocols. TypeSpec is excellent for generating many different API description formats, client and service codes, documentation, and many other assets. All this while keeping your TypeSpec definition as a single source of truth. Using TypeSpec, you can create reusable patterns for all aspects of an...
    Downloads: 4 This Week
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  • 18
    OpenFGA
    ...It allows in-memory data storage for quick development, as well as pluggable database modules. It currently supports PostgreSQL 14, MySQL 8, and SQLite (currently in beta). It offers an HTTP API and a gRPC API. It has SDKs for Java, Node.js/JavaScript, GoLang, Python, and .NET. Look in our Community section for third-party SDKs and tools. It can also be used as a library. OpenFGA takes the best ideas from Google's Zanzibar paper for Relationship-Based Access Control, and also solves problems for Role-based Access Control and Attribute-Based Access Control use cases. ...
    Downloads: 42 This Week
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  • 19
    Fast Binary Encoding (FBE)

    Fast Binary Encoding (FBE)

    Fast Binary Encoding is fast and universal serialization solution

    Fast Binary Encoding is ultra fast and universal serialization solution for C++, C#, Go, Java, JavaScript, Kotlin, Python, Ruby, and Swift. Fast Binary Encoding allows to description of any domain models, business objects, complex data structures, client/server requests & responses and generate native code for different programming languages and platforms.
    Downloads: 1 This Week
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  • 20
    Hamcrest PHP

    Hamcrest PHP

    The PHP Hamcrest implementation

    Hamcrest is a matching library originally written for Java, but subsequently ported to many other languages. hamcrest-php is the PHP port of Hamcrest and essentially follows a literal translation of the original Java API for Hamcrest, with a few Exceptions, mostly down to PHP language barriers. Unless it would be non-semantic for a matcher to do so, hamcrest-php allows dynamic typing for it's input, in "the PHP way".
    Downloads: 1 This Week
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  • 21

    Simple Java Image Tool

    Easy-to-use command line tool for images

    SJIT is an easy-to-use command line program to analyze, manipulate and convert image files.
    Downloads: 3 This Week
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  • 22
    ScalaCheck

    ScalaCheck

    Property-based testing for Scala

    ScalaCheck is a library for property-based testing in Scala (and Java), inspired by Haskell’s QuickCheck. It automatically generates test inputs based on specifications, validating that properties hold across randomized scenarios, thereby enabling robust, declarative testing of edge cases and invariants.
    Downloads: 7 This Week
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  • 23
    Quarkdown

    Quarkdown

    Markdown with superpowers, from ideas to papers, and presentations

    Quarkdown is a lightweight Markdown processor and static site generator written in Java. It converts Markdown files into styled HTML pages with customizable themes, supporting blog creation and simple documentation websites. Quarkdown emphasizes simplicity and speed, providing an out-of-the-box experience for minimal personal sites.
    Downloads: 9 This Week
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  • 24
    KMongo

    KMongo

    [deprecated] KMongo - a Kotlin toolkit for Mongo

    KMongo was created in 2016, when there was no official MongoDB Kotlin driver. KMongo features are available via Kotlin extensions - you use transparently the core MongoDB java driver API (both sync and reactive streams (ie async) drivers are supported).
    Downloads: 7 This Week
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  • 25
    guide-rpc-framework

    guide-rpc-framework

    A custom RPC framework implemented by Netty+Kyro+Zookeeper

    The guide-rpc-framework is a Java implementation of a Remote Procedure Call (RPC) framework built on Netty, Kyro (for serialization), and Zookeeper (for service discovery and coordination). It’s aimed primarily at learners and practitioners of distributed systems who want to see how you might build an RPC system from first principles rather than just use an existing library.
    Downloads: 0 This Week
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