Showing 40480 open source projects for "quantum,java"

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  • 1
    EnvFile

    EnvFile

    EnvFile 3.x is a plugin for JetBrains IDEs

    Env File is a plugin for JetBrains IDEs that allows you to set environment variables for your run configurations from one or multiple files. Not all run configurations available in IDEA-based IDEs are implemented similarly. Some of them differ significantly. In certain cases (so far, only Gradle has been confirmed) the implementation exposes interfaces to integrate the EnvFile UI but doesn't provide interfaces for it to actually make its work. Luckily, it was possible to make few assumptions...
    Downloads: 4 This Week
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  • 2
    Hazelcast

    Hazelcast

    Open-source distributed computation and storage platform

    Hazelcast is a streaming and memory-first application platform for fast, stateful, data-intensive workloads on-premises, at the edge or as a fully managed cloud service. Hazelcast is a distributed computation and storage platform for consistently low-latency querying, aggregation and stateful computation against event streams and traditional data sources. It allows you to quickly build resource-efficient, real-time applications. You can deploy it at any scale from small edge devices to a...
    Downloads: 4 This Week
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  • 3
    Unciv

    Unciv

    Open-source Android/Desktop remake of Civ V

    Unciv is an open-source reimplementation of the game Civilization V in Java using LibGDX. It focuses on replicating the core gameplay mechanics in a lightweight, mobile- and desktop-friendly format, supporting both single-player and multiplayer modes. Unciv uses a minimalist art style and text-based UI to deliver a fast, turn-based strategy experience.
    Downloads: 11 This Week
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  • 4
    Conscrypt

    Conscrypt

    Conscrypt is a Java Security Provider

    Conscrypt is a modern TLS/SSL provider for Java that replaces the default JCE/JCA crypto stack with one backed by BoringSSL for better performance and security posture. It is implemented as a drop-in SecurityProvider, so applications and frameworks can opt in without changing high-level HTTPS or socket code. The provider focuses on contemporary protocol hygiene—up-to-date cipher suite selection, ALPN, session resumption, and hardened defaults—so Java servers and clients negotiate secure connections by construction. ...
    Downloads: 0 This Week
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  • 5
    Chronicle Queue

    Chronicle Queue

    Micro second messaging that stores everything to disk

    ...With millions of users worldwide, Chronicle Queue is a leading choice for organizations of all sizes seeking a low-latency, high-performance messaging framework. The Chronicle Queue Enterprise version eliminates compatibility issues and allows for the seamless integration and sharing of data between Java, Rust, Python, and C++ libraries. Chronicle Queue is available as a fully native Java, Rust or C++ library, and also supports a Python API. All versions are fully binary compatible.
    Downloads: 0 This Week
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  • 6
    Error Prone

    Error Prone

    Catch common Java mistakes as compile-time errors

    ...We use Error Prone in Google’s Java build system to eliminate classes of serious bugs from entering our code, and we’ve open-sourced it, so you can too.
    Downloads: 0 This Week
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  • 7
    jsonista

    jsonista

    Clojure library for fast JSON encoding and decoding

    Clojure library for fast JSON encoding and decoding.
    Downloads: 0 This Week
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  • 8
    Ruoyi-Vue-Pro
    RuoYi-Vue-Pro is an enterprise-level, full-stack admin management system based on Spring Boot and Vue 3. It features a modular architecture with RBAC permissions, multi-tenant support, workflow engine integration, monitoring, logging, and microservice compatibility. Built for scalability and maintainability, it’s designed for Chinese-speaking developers building robust backend management systems, and includes tools for user, role, and permission management, data visualization, and more.
    Downloads: 3 This Week
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  • 9
    Dict UK

    Dict UK

    Project to generate POS tag dictionary for Ukrainian language

    A Java-based tool for generating full morphological dictionaries for Ukrainian, applying affix rules to base lexemes to produce all inflected forms with part-of-speech tags—used for natural language processing and spell-checking.
    Downloads: 2 This Week
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  • 10
    Flink CDC

    Flink CDC

    Flink CDC is a streaming data integration tool

    Apache Flink CDC is a distributed data integration tool that captures data changes in real-time from various databases. It leverages Change Data Capture (CDC) technology to stream data changes into Apache Flink, enabling real-time analytics and data processing. Flink CDC simplifies data pipeline development with its declarative YAML configurations.
    Downloads: 2 This Week
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  • 11
    OpenDataLoader PDF

    OpenDataLoader PDF

    PDF Parser for AI-ready data. Automate PDF accessibility

    OpenDataLoader PDF is an open-source document processing system designed to convert complex PDF files into structured, AI-ready formats such as Markdown, JSON, and HTML while preserving layout, hierarchy, and semantic meaning. It focuses on enabling downstream use cases like retrieval-augmented generation (RAG), knowledge extraction, and document intelligence pipelines by maintaining accurate reading order and spatial metadata through bounding boxes. The tool combines deterministic parsing...
    Downloads: 2 This Week
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  • 12
    PULSAR

    PULSAR

    Distributed pub-sub messaging system

    ...Supports isolation, authentication, authorization and quotas. Persistent message storage based on Apache BookKeeper. IO-level isolation between write and read operations. Flexible messaging models with high-level APIs for Java, Go, Python, C++, Node.js, WebSocket and C#.
    Downloads: 2 This Week
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  • 13
    OpenAudible

    OpenAudible

    Audiobook Manager for Audible Users

    OpenAudible is a cross-platform audiobook manager designed for Audible users. Manage/Download all your audiobooks with this easy-to-use desktop application. Say goodbye to the hassle of managing your audiobooks across multiple devices. With OpenAudible, you can easily download, view, and manage all your Audible books in one place. Our lightning-fast conversion to MP3 and M4B audio formats makes it easy to enjoy your favorite books on any device. Plus, our automation features make it a breeze...
    Downloads: 6 This Week
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  • 14
    libsu

    libsu

    A complete solution for apps using root permissions

    libsu is a modern Android library that provides a safe, convenient API for executing commands with root privileges and interacting with the Android shell. Instead of ad-hoc Runtime.exec calls, it offers structured sessions, proper I/O streams, and lifecycle handling that works reliably across devices. The library focuses on developer ergonomics: thread-safe helpers, Kotlin-friendly APIs, and utilities for file operations, process management, and parcelable data transfer. It’s designed to...
    Downloads: 5 This Week
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  • 15
    OpenCV

    OpenCV

    Open Source Computer Vision Library

    ...It enables developers to build real-time vision applications ranging from facial recognition to object tracking. OpenCV supports a wide range of programming languages including C++, Python, and Java, and is optimized for both CPU and GPU operations.
    Downloads: 12 This Week
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  • 16
    GraalPy

    GraalPy

    A Python 3 implementation built on GraalVM

    GraalPy is a high-performance implementation of the Python language for the JVM built on GraalVM. GraalPy is a Python 3.11 compliant runtime. It has first-class support for embedding in Java and can turn Python applications into fast, standalone binaries. GraalPy is ready for production running pure Python code and has experimental support for many popular native extension modules.
    Downloads: 1 This Week
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  • 17
    MeGit

    MeGit

    Standalone Git GUI based on EGit

    Looking for a powerful, yet easy-to-use, fully open-source user interface for git? Well, there are plenty of options. One of our favorites is EGit. However, EGit is actually a plug-in for Eclipse rather than a standalone tool, such as GitKraken, etc. Nevertheless, even in projects where we actually use other editors or IDEs than Eclipse, we often found ourselves firing up an Eclipse IDE with EGit just to handle more complex git branch operations, for analysing the git history, and so on....
    Downloads: 5 This Week
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  • 18
    OrientDB

    OrientDB

    DBMS supporting graph, document, full-text and geospatial models

    OrientDB is an Open Source Multi-Model NoSQL DBMS with the support of Native Graphs, Documents, Full-Text search, Reactivity, Geo-Spatial and Object Oriented concepts. It's written in Java and it's amazingly fast. No expensive run-time JOINs, connections are managed as persistent pointers between records. You can traverse thousands of records in no time. Supports schema-less, schema-full and schema-mixed modes. Has a strong security profiling system based on user, roles and predicate security and supports SQL amongst the query languages. ...
    Downloads: 1 This Week
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  • 19
    Cryptomator

    Cryptomator

    Multi-platform transparent client-side encryption for your cloud files

    Cryptomator is a free and open source project that offers multi-platform, transparent client side encryption of your files in the cloud. It works with just about any cloud storage service; is totally transparent so you can work with your files how you normally would; and secure with a 256-bit key length AES encryption. It’s also simple and easy to use with no need for different accounts, key management, cloud access grants or cipher configurations.
    Downloads: 5 This Week
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  • 20
    Vavr

    Vavr

    Object-functional library that runs with Java 8+

    ...It is distributed under the Apache 2.0 License. There are several additional modules that group around Vavr's core. All of these are supported by the Vavr open-source organization. Oracle and Java are registered trademarks of Oracle and/or its affiliates. Other names may be trademarks of their respective owners.
    Downloads: 0 This Week
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  • 21
    Besu Ethereum Client

    Besu Ethereum Client

    An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client

    ...Instructions for how to get started with developing on the Besu codebase. Please also read the wiki for more details on how to submit a pull request (PR). Besu is an Apache 2.0 licensed, MainNet compatible, Ethereum client written in Java. Participation in private networks is typically restricted in some way, so the volume of traffic is much lower than on Mainnet, resulting in lower system requirements. Depending on your environment and network setup, the minimum Java Virtual Machine (JVM) memory requirement for private networks is 4 GB.
    Downloads: 0 This Week
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  • 22
    Spotless

    Spotless

    Keep your code spotless

    Spotless is a tool for formatting and enforcing consistent code style in various languages, streamlining code quality across teams.
    Downloads: 0 This Week
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  • 23
    YAVI

    YAVI

    Yet Another Validation for Java

    YAVI (pronounced jɑ-vάɪ) is a lambda-based type safe validation for Java.
    Downloads: 0 This Week
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  • 24
    Shutter Encoder

    Shutter Encoder

    A professional video compression tool accessible to all

    Shutter Encoder is a cross-platform video and audio processing application designed to provide professional-grade encoding and conversion tools through an accessible graphical interface. Built primarily on FFmpeg, it offers a wide range of media operations including transcoding, compression, format conversion, and editing. The software supports numerous codecs and formats, enabling users to prepare media for broadcasting, streaming, or archiving. It includes advanced features such as...
    Downloads: 4 This Week
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  • 25
    Grimmory

    Grimmory

    Grimmory is the successor of booklore

    Grimmory is a self-hosted digital library management platform designed to help users organize, read, and manage their entire book collection in a centralized and fully controlled environment. As the successor to Booklore, it expands on the idea of personal knowledge ownership by allowing users to store and interact with books without relying on third-party cloud services. The platform supports a wide range of formats, including eBooks, PDFs, comics, and audiobooks, making it versatile for...
    Downloads: 4 This Week
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