Showing 3862 open source projects for "open java projects"

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    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

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    MongoDB Atlas runs apps anywhere

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  • 1
    Kamon Telemetry

    Kamon Telemetry

    Distributed Tracing, Metrics and Context Propagation for applications

    Kamon Telemetry is a set of libraries for instrumenting applications running on the JVM. With Kamon Telemetry you can collect metrics, propagate context across threads and services, and get distributed traces automatically. The best way to get started is by following our installation guides and taking it from there. Have fun with Kamon. Monitor your backend applications, fix performance issues, and get alerted when problems happen. All without being a monitoring expert. Everybody starts...
    Downloads: 3 This Week
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  • 2
    Arduino FOC

    Arduino FOC

    Arduino FOC for BLDC and Stepper motors

    We live in very exciting times 😃! BLDC motors are entering the hobby community more and more and many great projects have already emerged leveraging their far superior dynamics and power capabilities. BLDC motors have numerous advantages over regular DC motors but they have one big disadvantage, the complexity of control. Even though it has become relatively easy to design and manufacture PCBs and create our own hardware solutions for driving BLDC motors the proper low-cost solutions are yet...
    Downloads: 2 This Week
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  • 3
    LakeSoul

    LakeSoul

    An end-to-end, realtime and cloud native Lakehouse framework

    LakeSoul is a high-performance, unified table storage framework for big data lakes, supporting both streaming and batch data in a single format. Built on top of Apache Spark and leveraging Apache Arrow and Parquet, LakeSoul provides ACID transactions, schema evolution, and time travel. It is designed for large-scale data lake architectures that require consistency, efficiency, and easy integration with modern data stacks.
    Downloads: 1 This Week
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  • 4
    memfs

    memfs

    Node.js "fs" and browser "File System API" adapters

    memfs is a JavaScript/TypeScript library that implements in-memory versions of the Node.js fs module API and the browser File System Access API. It provides adapters to convert between the Node fs API and the browser File System API, and includes utilities like printing directory trees, creating directory snapshots, and demos such as in-browser Git using an in-memory file system. This is particularly useful for testing, mocking filesystem operations, or using a file system layer inside...
    Downloads: 0 This Week
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  • 5
    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...
    Downloads: 5 This Week
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  • 6
    Eureka

    Eureka

    AWS Service registry for resilient mid-tier load balancing

    Eureka is a REST (Representational State Transfer) based service that is primarily used in the AWS cloud for locating services for the purpose of load balancing and failover of middle-tier servers. t Netflix, Eureka is used for the following purposes apart from playing a critical part in mid-tier load balancing. For aiding Netflix Asgard, an open source service which makes cloud deployments easier, in fast rollback of versions in case of problems avoiding the re-launch of 100's of instances...
    Downloads: 3 This Week
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  • 7
    Clara Rules

    Clara Rules

    Forward-chaining rules in Clojure(Script)

    Clara Rules is an expressive, forward-chaining rules engine written in Clojure (and ClojureScript), designed to let developers encapsulate domain logic cleanly and declaratively using rules defined as code rather than domain-specific languages—while supporting Java interoperability. Clara is a forward-chaining rules engine written in Clojure(Script) with Java interoperability. It aims to simplify code with a developer-centric approach to expert systems. Clara is built, tested, and deployed...
    Downloads: 0 This Week
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  • 8
    egos-2000

    egos-2000

    Helping students read all the code of a teaching operating system

    egos-2000 is a minimalist operating system built for educational and research purposes, offering a simplified kernel and runtime environment for exploring OS concepts. It runs on QEMU and is written in C/C++ with a focus on clarity and modularity. The system includes a basic filesystem, process management, and syscall interface, making it ideal for understanding core OS principles. egos-2000 is particularly well-suited for students learning about kernels, user-space interaction, and...
    Downloads: 0 This Week
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  • 9
    Tock OS

    Tock OS

    A secure embedded operating system for microcontrollers

    Tock is a secure, embedded operating system designed for microcontrollers and low-power hardware platforms. Written in Rust, it uses a novel kernel architecture where the OS runs a minimal trusted core and all userland code, including device drivers, is sandboxed and isolated. Tock is ideal for IoT devices, wearables, and embedded research projects where reliability and safety are critical. Its capability-based security model and preemptive multitasking allow developers to safely run...
    Downloads: 0 This Week
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  • 10
    DiIiS Project

    DiIiS Project

    Fully-functional open-source server implementation for Diablo 3

    ...The server is designed to be deployable locally or over LAN, enabling cooperative play in controlled environments. While still under active development, it already implements a significant portion of the game’s systems, making it one of the most comprehensive private server projects for Diablo III.
    Downloads: 0 This Week
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  • 11
    PowerJob

    PowerJob

    Enterprise job scheduling middleware with distributed computing

    ...Distributed computing resources could be utilized in MapReduce mode, try the magic out here! Both job dependency management and data communications between jobs are supported. Developers can write their processors in Java, Shell, Python, and will subsequently support multilingual scheduling via HTTP.
    Downloads: 0 This Week
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  • 12
    Zuul

    Zuul

    Gateway service providing dynamic routing, monitoring and more

    Zuul is an L7 application gateway that offers many capabilities, including dynamic routing, monitoring, security, resiliency and more. It is used in the backend of the Netflix streaming service as a front door for all requests from devices and web sites. Zuul is ideal for cases like this where API traffic volume and diversity can become overwhelming and cause production issues to arise suddenly and without warning. Zuul has a broad range of filters that enable it to perform multiple...
    Downloads: 2 This Week
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  • 13
    Flogger

    Flogger

    A Fluent Logging API for Java

    Flogger is a structured logging API for Java that decouples how you log from where logs ultimately go, making it easy to change backends without rewriting application code. Instead of building messages eagerly, it uses lazy parameter evaluation so expensive string building only happens when a log statement is actually emitted. The API encourages structured key–value context and fine-grained rate limiting, which helps keep logs informative without flooding systems during high-traffic or error...
    Downloads: 0 This Week
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  • 14
    KMON

    KMON

    Linux Kernel Manager and Activity Monitor

    ...On most systems, it is loaded on startup after the bootloader and handles I/O requests as well as peripherals like keyboards, monitors, network adapters, and speakers. The Linux kernel is the open-source, monolithic, and, Unix-like operating system kernel that is used in the Linux distributions, various embedded systems such as routers, and as well as in all Android-based systems. Linus Torvalds conceived and created the Linux kernel in 1991 and it's still being developed by thousands of developers today. It's a prominent example of free and open-source software and it's used in other free software projects, notably the GNU operating system. ...
    Downloads: 1 This Week
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  • 15
    LAMDA

    LAMDA

    Android reverse engineering & automation framework

    Android reverse engineering & automation framework. The most powerful Android capture/reverse/HOOK & cloud phone/remote desktop/automation framework in history, your work has never been so easy and fast. LAMDA is an auxiliary framework for reverse engineering and automation. It is designed to reduce the time and trivial problems of security analysts and application testers. It replaces a large number of manual operations with a programmed interface. It is not a single-function framework. To...
    Downloads: 14 This Week
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  • 16
    Discovery

    Discovery

    Nepxion Discovery is a solution for Spring Cloud

    Nepxion Discovery is a solution for Spring Cloud with blue green, gray, route, blacklist, limitation, circuit breaker, degrade, isolation, monitor, tracing, dye, failover, async agent. Only one or more services are upgraded at a time, the upgrade is completed and monitored and observed, and this process is performed continuously until all the old versions in the cluster are upgraded to the new version. In the process of stopping the old version, it is impossible to accurately calculate...
    Downloads: 2 This Week
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  • 17
    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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  • 18
    MaxKey

    MaxKey

    MaxKey SSO ,Leading-Edge IAM-IDaas(Identity and Access Management)

    Maxkey Single Sign On System, which means the Maximum key, Leading-Edge IAM/IDaas Identity and Access Management product, supports OAuth 2.x/OpenID Connect, SAML 2.0, JWT, CAS, SCIM, and other standard protocols, and provide Secure, Standard and Open Identity management (IDM), Access management (AM), Single Sign On (SSO), RBAC permission management and Resource management. MaxKey focuses on performance, security, and ease of use in enterprise scenarios, is widely used in industries such as...
    Downloads: 2 This Week
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  • 19
    Akka

    Akka

    Build concurrent, distributed, and resilient message-driven apps

    Build powerful reactive, concurrent, and distributed applications more easily. Akka is a toolkit for building highly concurrent, distributed, and resilient message-driven applications for Java and Scala. Actors and Streams let you build systems that scale up, using the resources of a server more efficiently, and out, using multiple servers. Building on the principles of The Reactive Manifesto Akka allows you to write systems that self-heal and stay responsive in the face of failures. Up to...
    Downloads: 5 This Week
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  • 20
    Giter8

    Giter8

    A command line tool to apply templates defined on GitHub

    giter8 is a command-line utility and templating tool used to generate new projects or code structures from templates. The core idea is that you can define a “template repository” (e.g. on GitHub) with placeholders, variables, and a folder structure, and giter8 will clone it and substitute in values (e.g. project name, package, author) to produce a ready-to-go scaffold. It’s commonly used in the Scala / JVM ecosystem to bootstrap new applications or libraries, letting developers avoid...
    Downloads: 0 This Week
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  • 21
    Amazon Neptune SigV4 Signer

    Amazon Neptune SigV4 Signer

    A library for Amazon Neptune that enables AWS Signature Version

    A library for sending AWS Signature Version 4 signed requests over HTTP to Amazon Neptune. This package provides signers that can be used with various implementations of HttpRequests. AWS Identity and Access Management (IAM) is an AWS service that helps an administrator securely control access to AWS resources. IAM administrators control who can be authenticated (signed in) and authorized (have permissions) to use Neptune resources. IAM is an AWS service that you can use with no additional...
    Downloads: 0 This Week
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  • 22
    BotCity Framework Core Python

    BotCity Framework Core Python

    BotCity Framework - Python

    ...Operate any UI interface independent of the technology or platform (desktop, web, terminal). BotCity is a platform to develop, deploy, manage and maintain automation. Automation can be developed in Python or Java using open-source libraries that are market standard. Develop, deploy, manage and scale your Automation Ops using All in One platform that provides task queue, runtime environment management, reports, alerts, logs and much more.
    Downloads: 1 This Week
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  • 23
    Timbre

    Timbre

    Pure Clojure/Script logging library

    Java logging can be a Kafkaesque mess of complexity that buys you little. Getting even the simplest logging working can be comically hard, and it often gets worse at scale as your needs become more sophisticated. Timbre offers an all Clojure/Script alternative that's fast, deeply flexible, easy to configure with pure Clojure data, and that just works out the box. No XML. Easily filter logging calls by any combination of: level, namespace, and appended. Zero overhead compile-time level/ns...
    Downloads: 3 This Week
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  • 24
    WGCLOUD

    WGCLOUD

    Visibility into servers, applications, and infrastructure

    WGCLOUD is a distributed operations and maintenance monitoring platform designed to provide comprehensive visibility into servers, applications, and infrastructure through a lightweight yet highly integrated architecture. Built on a Spring Boot microservices foundation with an agent-server model, the system emphasizes rapid deployment, minimal configuration overhead, and automated operation for large-scale environments. It collects extensive host metrics such as CPU usage, temperature,...
    Downloads: 0 This Week
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  • 25
    Viper

    Viper

    A complete configuration solution for Go applications

    Viper is a complete configuration solution for Go applications including 12-Factor apps. It is designed to work within an application, and can handle all types of configuration needs and formats. It supports setting defaults, reading from JSON, TOML, YAML, HCL, envfile and Java properties config files, live watching and re-reading of config files (optional), reading from environment variables, reading from remote config systems (etcd or Consul), and watching changes, reading from command...
    Downloads: 1 This Week
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