Showing 1218 open source projects for "java web apps"

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  • 1
    Proton Web Clients

    Proton Web Clients

    Monorepo hosting the proton web clients

    Proton Web Clients is a monorepo hosting the web applications for Proton’s suite of privacy-focused services, including the core Proton Mail webmail interface and related web apps like Proton Calendar, Proton Drive, Proton Account, Proton VPN, Proton Pass, and other connected tools. It consolidates all web client code, shared modules, dependencies, and development tooling into a single repository, enabling unified maintenance, consistency of design patterns, and efficient evolution of Proton’s online interfaces. ...
    Downloads: 5 This Week
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  • 2
    ADAMANT Messenger Progressive Web App

    ADAMANT Messenger Progressive Web App

    ADAMANT decentralized Messenger, progressive web application

    A messaging application client for ADAMANT Blockchain. ADAMANT is a decentralized anonymous messenger based on the blockchain system. It’s independent of any governments or corporations, and even developers due to the distributed network infrastructure that contains an open-source code. The ADAMANT blockchain system belongs to its users. Nobody can control, block, deactivate, restrict or censor accounts. Users take full responsibility for their content, messages, media, and goals and...
    Downloads: 5 This Week
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  • 3
    React Native Share

    React Native Share

    Social share, sending simple data to other apps

    Share simple data between applications. Easily share data between applications. Share files using base64 or the file URL on the device(according to each platform)
    Downloads: 9 This Week
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  • 4
    MobileIMSDK

    MobileIMSDK

    The original full-platform IM communication layer framework

    ...It is useful for mobile apps, web apps, enterprise messaging, live communication features, and custom push systems.
    Downloads: 2 This Week
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  • 5
    Agregore Browser

    Agregore Browser

    A minimal browser for the distributed web (Desktop version)

    A minimal web browser for the distributed web. Web Extension support. Built-in Markdown/Gemini/JSON rendering extension. Built-in QR code scanner and generator extension. Generate a QR code for the current page. Scan a QR code from the browser action window. Right-click a link or image to generate a QR code for it. Built-in ad blocker (ublock origin). Built-in support for creating web archives via ArchiveWeb.page.
    Downloads: 6 This Week
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  • 6
    Facebook SDK for Android

    Facebook SDK for Android

    Used to integrate Android apps with Facebook Platform

    This open-source library allows you to integrate Facebook into your Android app. Integrate your Android app with Facebook to build engaging social apps by using the Facebook SDK for Android. To learn more about using Facebook development tools. The current version of the Facebook SDK for Android is version 11.2.0 and requires the Android API 15. Code and samples for the Facebook SDK for Android are available on GitHub. A secure and convenient way for people to log into your app or website by...
    Downloads: 9 This Week
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  • 7
    ownCloud

    ownCloud

    ownCloud web server core (Files, DAV, etc.)

    ...It enables organizations and individuals to maintain full control over their data by running a personal cloud on their own infrastructure rather than relying on third-party providers. The software supports collaborative workflows by allowing users to upload, organize, and share files through a web interface, desktop sync clients, and mobile integrations. Designed with extensibility in mind, the core platform can be enhanced through apps and plugins that add capabilities such as document editing, authentication methods, and workflow automation. It is widely used in enterprise and privacy-focused environments because it combines open-source transparency with enterprise-grade controls and permissions.
    Downloads: 4 This Week
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  • 8
    Element

    Element

    A glossy Matrix collaboration client for the web

    Element, formerly known as Vector and Riot, is a glossy Matrix collaboration client built using the Matrix React SDK. It offers teams, friends and organizations a secure, all in one chat app that is protected from pesky ads and data mining methods. All communications are done through the open global Matrix network, secured with end-to-end encryption. Element gives you all the services you need from a chat app: group chat, video calls, file sharing and more-- all done securely and in total...
    Downloads: 4 This Week
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  • 9
    OpenWA

    OpenWA

    Free, Open Source, Self-Hosted WhatsApp API Gateway

    OpenWA is a self-hosted WhatsApp API gateway for developers who want control over their messaging infrastructure without depending on a closed vendor platform. It exposes WhatsApp-related actions through HTTP APIs, making it easier to connect messaging features to custom apps, automations, dashboards, and business workflows. The project supports multiple sessions, so one instance can manage more than one WhatsApp account. It also includes a modern web dashboard for managing sessions, webhooks, and API keys visually. Its architecture is pluggable, allowing different database, storage, and cache backends depending on deployment needs. ...
    Downloads: 9 This Week
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  • 10
    Signal Server

    Signal Server

    Server supporting the Signal Private Messenger applications on Android

    Signal Server is the official backend server component that supports the Signal Private Messenger ecosystem on Android, iOS, and desktop platforms, serving as the trusted message relay, contact discovery, and push notification hub while the clients handle end-to-end encryption. Built in Java and licensed under the AGPL-3.0 license, this server software handles protocols for delivering encrypted messages, synchronizing user metadata like public keys and push tokens, and providing REST and service APIs for the client apps to interact with. Although cryptographic operations and message confidentiality are managed by the client side using the Signal Protocol, the server ensures message routing, user registration, and group updates without having access to the decrypted contents. ...
    Downloads: 9 This Week
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  • 11
    Fluwx

    Fluwx

    WeChat SDK for flutter

    fluwx is a Flutter plugin that provides a complete set of integrations with WeChat, one of the largest messaging and payment platforms in the world. It enables login, sharing (text, images, links, music, and videos), WeChat Pay, mini-program launching, and more directly from Flutter apps. The library abstracts platform-specific code for Android and iOS, exposing a unified Dart API. It’s frequently used by apps targeting the Chinese market or international businesses requiring WeChat payment...
    Downloads: 3 This Week
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  • 12
    Cinny

    Cinny

    Yet another matrix client

    Cinny is an open-source Matrix client that focuses on delivering a simple, elegant, and secure instant messaging experience built on decentralized communication technology. As a web-based Matrix client, Cinny emphasizes a modern and streamlined interface, clean navigation between direct messages and channels, and a design that prioritizes clarity and ease of use while preserving strong security through end-to-end encryption. Users can self-host Cinny, deploy it via Docker or as a static web...
    Downloads: 6 This Week
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  • 13
    OpeniLink

    OpeniLink

    Self-hosted WeChat Bot Platform with App Marketplace

    OpeniLink Hub is a self-hosted message management platform and app marketplace for WeChat ClawBot through the iLink protocol. It lets users bind WeChat accounts by scanning a code, manage multiple bots from a web console, and extend capabilities without writing code. The app marketplace connects WeChat messages with tools such as Slack, Discord, Lark, DingTalk, GitHub, Notion, Google Workspace, weather, currency, reminders, RSS, and AI assistants. The platform can route messages through installed apps, WebSocket, Webhook, or OpenAI-compatible automatic replies. ...
    Downloads: 5 This Week
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  • 14
    BroadcastChannel

    BroadcastChannel

    BroadcastChannel to send data between different browser-tabs or nodejs

    ...It provides a consistent communication layer for environments that need cross-context coordination without relying on a server. The library works completely client-side and offline in supported browser use cases. It is tested across old browsers, modern browsers, Web Workers, iframes, and Node.js. It also includes leader election over channels, which helps multiple contexts decide which one should perform a shared task. It is useful for multi-tab synchronization, offline-first applications, shared state coordination, and browser apps that need to avoid duplicated background work.
    Downloads: 1 This Week
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  • 15
    MuseBot

    MuseBot

    Supports Telegram, Discord, Slack, Lark, compatible with LLMs

    MuseBot is a multi-platform AI chatbot designed to connect popular messaging apps with large language model APIs. It supports Telegram, Discord, Slack, Lark, DingTalk, WeCom, QQ, WeChat, and a Web API for custom integrations. The bot can generate AI responses, stream output, understand images, process voice input, and use function-calling workflows. It supports model providers such as OpenAI, Gemini, DeepSeek, OpenRouter, Doubao, Qwen, and other compatible services.
    Downloads: 3 This Week
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  • 16
    BetterDiscord

    BetterDiscord

    Better Discord enhances Discord desktop app with new features

    ...BetterDiscord is aimed at people who want visual changes, interface tweaks, and extra functionality inside a standard local Discord install. It does not support the Discord web version, portable apps, or certain package formats such as snap builds.
    Downloads: 2 This Week
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  • 17
    Kinto

    Kinto

    A generic JSON document store with sharing and synchronisation options

    Kinto is a minimalist JSON storage service with synchronization and sharing abilities. It is meant to be easy to use and easy to self-host. Kinto is used at Mozilla and released under the Apache v2 license. It’s hard for frontend developers to respect users' privacy when building applications that work offline, store data remotely and synchronize across devices. Existing solutions either rely on big corporations that crave user data or require a non-trivial amount of time and expertise to...
    Downloads: 3 This Week
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  • 18
    PULSAR

    PULSAR

    Distributed pub-sub messaging system

    Apache Pulsar is a cloud-native, distributed messaging and streaming platform originally created at Yahoo! and now a top-level Apache Software Foundation project. Easy to deploy, lightweight compute process, developer-friendly APIs, no need to run your own stream processing engine. Run in production at Yahoo! scale for over 5 years, with millions of messages per second across millions of topics. Expand capacity seamlessly to hundreds of nodes. Low publish latency (< 5ms) at scale with strong...
    Downloads: 7 This Week
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  • 19
    qrcp

    qrcp

    Transfer files over wifi from your computer to your mobile device

    qrcp binds a web server to the address of your Wi-Fi network interface on a random port and creates a handler for it. The default handler serves the content and exits the program when the transfer is complete. When used to receive files, qrcp serves an upload page and handles the transfer. Most QR apps can detect URLs in decoded text and act accordingly (i.e. open the decoded URL with the default browser), so when the QR code is scanned the content will begin downloading by the mobile browser. ...
    Downloads: 9 This Week
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  • 20
    Web Spider, Web Crawler, Email Extractor

    Web Spider, Web Crawler, Email Extractor

    Free Extracts Emails, Phones and custom text from Web using JAVA Regex

    In Files there is WebCrawlerMySQL.jar which supports MySql Connection Free Web Spider & Crawler. Extracts Information from Web by parsing millions of pages. Store data into Derby Database and data are not being lost after force closing the spider. - Free Web Spider , Parser, Extractor, Crawler - Extraction of Emails , Phones and Custom Text from Web - Export to Excel File - Data Saved into Derby and MySQL Database - Written in Java Cross Platform Also See Free email Sender : https://sourceforge.net/projects/gitst-free-email-ender/ Please install Microsoft OpenJDK to start the application https://www.microsoft.com/openjdk
    Downloads: 2 This Week
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  • 21
    Austin

    Austin

    Message push platform

    Austin is an open-source Java platform for centrally creating, scheduling, sending, and tracking notifications across many communication channels. Its web interface lets operators configure provider accounts, define reusable templates, test deliveries, and inspect message status. Supported destinations include email, SMS, WeChat, DingTalk, enterprise messaging systems, Feishu robots, and Android push notifications.
    Downloads: 1 This Week
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  • 22
    Realtime Chat Application

    Realtime Chat Application

    Build and deploy a real time chat application

    This full-stack tutorial project shows how to build and deploy a real-time chat app using React on the client and Node/Express with Socket.io on the server. It covers the mechanics of establishing WebSocket connections, broadcasting and receiving messages, and maintaining active user rooms. The repository includes scripts and instructions to spin up both client and server quickly so you can experiment locally. It illustrates common patterns like event-driven messaging, joining/leaving rooms,...
    Downloads: 0 This Week
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  • 23
    Alovoa

    Alovoa

    Free and open-source dating platform that respects your privacy

    This platform does not require you to pay any kind of fee, you can use all functions without limitations. We rely solely on your generous donations to keep this platform running. We believe in transparency, not obfuscation. Each line of code and each library used is free and open source, allowing everyone to see and improve on the platform if they so choose. We do not sell your information to third parties, we will always keep this promise. Furthermore, sensitive data is encrypted and secure...
    Downloads: 2 This Week
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  • 24
    dcm4che is an implementation of DICOM and IHE actors in Java. Homepage: http://www.dcm4che.org, Google Group: http://groups.google.com/group/dcm4che?hl=en, Wiki: http://www.dcm4che.org/confluence, Issue Tracking: http://www.dcm4che.org/jira
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    Downloads: 1,400 This Week
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  • 25
    jwma (java webmail app) uses jakarta mail (formerly javamail) to provide access to an imap email store. Multiple users can authenticate, read, send and manipulate email storage and persist a list of contacts, email identities and their own individual preferences. It works with email stored in mbox or maildir format or stored in a derby database; it has been tested with dovecot.james and exim4. See http://jwma.sourceforge.net/ for further details.
    Downloads: 1 This Week
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