381 projects for "java open source" with 2 filters applied:

  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
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  • Next-Gen Encryption for Post-Quantum Security | CLEAR by Quantum Knight Icon
    Next-Gen Encryption for Post-Quantum Security | CLEAR by Quantum Knight

    Lock Down Any Resource, Anywhere, Anytime

    CLEAR by Quantum Knight is a FIPS-140-3 validated encryption SDK engineered for enterprises requiring top-tier security. Offering robust post-quantum cryptography, CLEAR secures files, streaming media, databases, and networks with ease across over 30 modern platforms. Its compact design, smaller than a single smartphone image, ensures maximum efficiency and low energy consumption.
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  • 1
    Java WebSockets

    Java WebSockets

    A barebones WebSocket client and server implementation

    This repository contains a barebones WebSocket server and client implementation written in 100% Java. The underlying classes are implemented java.nio, which allows for a non-blocking event-driven model (similar to the WebSocket API for web browsers). The org.java_websocket.server.WebSocketServer abstract class implements the server-side of the WebSocket Protocol. A WebSocket server by itself doesn't do anything except establish socket connections though HTTP. After that it's up to your...
    Downloads: 18 This Week
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  • 2
    Open QR Code

    Open QR Code

    Open QR Code is an open-source, cross-platform app

    Open QR Code is an open-source cross-platform application developed using Flutter as main framework used to build the application, in common C, C++, Dart, Skia (a 2D rendering engine), and Impeller (the default rendering engine on iOS), Java, Kotlin. Open QR Code allows users to generate and scan QR codes effortlessly. The app is available on Android, Windows, and the Web.
    Downloads: 21 This Week
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  • 3
    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: 1,034 This Week
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  • 4
    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.
    Downloads: 226 This Week
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  • Create and run cloud-based virtual machines. Icon
    Create and run cloud-based virtual machines.

    Secure and customizable compute service that lets you create and run virtual machines.

    Computing infrastructure in predefined or custom machine sizes to accelerate your cloud transformation. General purpose (E2, N1, N2, N2D) machines provide a good balance of price and performance. Compute optimized (C2) machines offer high-end vCPU performance for compute-intensive workloads. Memory optimized (M2) machines offer the highest memory and are great for in-memory databases. Accelerator optimized (A2) machines are based on the A100 GPU, for very demanding applications.
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  • 5
    Jellyfin Android TV

    Jellyfin Android TV

    Android TV Client for Jellyfin

    Jellyfin Android TV is a Jellyfin client for Android TV, Nvidia Shield, and Amazon Fire TV devices. We welcome all contributions and pull requests! If you have a larger feature in mind please open an issue so we can discuss the implementation before you start. Jellyfin is the volunteer-built media solution that puts you in control of your media. Stream to any device from your own server, with no strings attached. Your media, your server, your way. Jellyfin enables you to collect, manage, and...
    Downloads: 36 This Week
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  • 6
    v2rayNG

    v2rayNG

    A V2Ray client for Android, support Xray core and v2fly core

    A V2Ray client for Android supports Xray core and v2fly core. geoip.dat and geosite.dat files are in Android/data/com.v2ray.ang/files/assets (path may differ on some Android devices). Download feature will get an enhanced version in this repo (Note it need a working proxy). The latest official domain list and ip list can be imported manually. It's possible to use third-party dat files in the same folder, like h2y. Android projects under V2rayNG folder can be compiled directly in Android...
    Downloads: 601 This Week
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  • 7
    Sing-box

    Sing-box

    The universal proxy platform

    Sing-box is a universal proxy platform written in Go with support for servers and clients across platforms. It handles multiple proxy protocols with advanced routing, supports TUN-based transparent proxying, and offers both CLI and native graphical clients.
    Downloads: 363 This Week
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  • 8
    Xray Core

    Xray Core

    Xray, Penetrates Everything. Also the best v2ray-core

    Xray-core is an enhanced superset of v2ray-core, providing a high-performance privacy proxy framework supporting XTLS. It offers full compatibility with v2ray configs, supports multiple protocols, advanced routing, and is distributed as a single executable.
    Downloads: 159 This Week
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  • 9
    Moshidon

    Moshidon

    Better modification of the official Mastodon for Android app

    Moshidon is a modified version of the Mastodon official application for Android, which adds important features missing from the official application, such as a joint timeline, no Public publication, and an image description viewer.
    Downloads: 3 This Week
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  • Lightspeed golf course management software Icon
    Lightspeed golf course management software

    Lightspeed Golf is all-in-one golf course management software to help courses simplify operations, drive revenue and deliver amazing golf experiences.

    From tee sheet management, point of sale and payment processing to marketing, automation, reporting and more—Lightspeed is built for the pro shop, restaurant, back office, beverage cart and beyond.
    Learn More
  • 10
    Nextcloud Android app

    Nextcloud Android app

    The Android client for Nextcloud

    Nextcloud Android app is the Android client for Nextcloud, a private file sync & share and communication server. It lets you access all of your files easily on your Nextcloud from any Android device. Nextcloud Android app is easy to use and completely open source, so you can host it yourself or have a company do it for you. Always stay in control of your photos, calendar, contact data and other documents and files with Nextcloud.
    Downloads: 2 This Week
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  • 11
    NekoBox for Android

    NekoBox for Android

    NekoBox for Android / sing-box / universal proxy toolchain for Android

    NekoBoxForAndroid is an Android-based proxy client supporting popular protocols like V2Ray, XRay, and Shadowsocks for secure, privacy-focused internet access. Designed as a modern alternative to applications like V2rayNG, it provides a clean interface, enhanced performance, and robust configuration management for circumventing censorship and accessing restricted content.
    Downloads: 115 This Week
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  • 12
    Karing

    Karing

    Simple & Powerful proxy utility

    Karing is a powerful, rule-based cross-platform proxy utility built with Flutter, supporting Clash, Sing-box, V2Ray, Shadowsocks, and more. It features customizable routing rules, geo-IP/site filtering, ACLs, multi-device sync via iCloud, LAN, WebDAV, and ZIP import/export. It supports a wide range of subscription sources and platforms including iOS, Android, macOS, Windows, and tvOS.
    Downloads: 134 This Week
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  • 13
    SoftEther VPN

    SoftEther VPN

    Cross-platform multi-protocol VPN software

    An open-source free cross-platform multi-protocol VPN program, as an academic project from University of Tsukuba, under the Apache License 2.0. The API Suite allows you to easily develop your original SoftEther VPN Server management application to control the VPN Server (e.g. creating users, adding Virtual Hubs, disconnecting a specified VPN sessions) from JavaScript, TypeScript, C# or other languages.
    Downloads: 122 This Week
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  • 14
    Chromium

    Chromium

    The official GitHub mirror of the Chromium source

    Chromium is the opensource foundational web browser project that drives browsers like Google Chrome, Microsoft Edge, and Opera—built for speed, stability, security, and extendability across platforms. This directory is currently in a prototyping state and may be removed in the future. As we add support for multiple coding IDE/agents, we will likely pull common prompts and instructions into a central directory with stubs for bespoke IDE/agent integration.
    Downloads: 85 This Week
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  • 15
    PostHog

    PostHog

    PostHog provides open-source web & product analytics

    PostHog is an all‑in‑one opensource platform for product and web analytics—offering event-based analytics, session recording, feature flagging, A/B testing, cohorts, and more—that you can self‑host, with full support for data privacy and enterprise compliance. Sync data from external tools like Stripe, Hubspot, your data warehouse, and more. Query it alongside your product data.
    Downloads: 9 This Week
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  • 16
    Waterfox

    Waterfox

    Privacy browser built for users who value customization & control

    ...The project emphasizes speed and efficiency through optimizations and choice, letting users tweak settings or install favored extensions without being locked into ecosystem constraints. Because it’s open source and actively developed by the community, new features, security updates, and performance improvements arrive regularly to align with web standards.
    Downloads: 66 This Week
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  • 17
    Onion Browser

    Onion Browser

    An open-source, privacy-enhancing web browser for iOS

    Encrypted traffic through the Tor network gives you the highest standard of security and privacy. No extra eyes see your activity, save your history or influence your browsing. Targeted ads are history. Tabs don’t hang around. They close when you’re done, so every search is new. Onion Browser is your trusted connection to Tor on iOS. Tor offers the highest standard of privacy. You are not linked to your browsing activity. Your location doesn't influence the websites you’re able to visit....
    Downloads: 73 This Week
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  • 18
    Mastodon for Android

    Mastodon for Android

    Official Android app for Mastodon

    This is the repository for the official Android app for Mastodon. Mastodon is the best way to keep up with what's happening. Follow anyone across the fediverse and see it all in chronological order. There are no algorithms, ads, or clickbait in sight. This is the official Android app for Mastodon. It's incredibly fast and incredibly beautiful, and it's designed to be not only powerful but easy to use.
    Downloads: 1 This Week
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  • 19
    Mullvad VPN desktop and mobile app

    Mullvad VPN desktop and mobile app

    The Mullvad VPN client app for desktop and mobile

    In a society that is increasingly determined to weaken that right, a fast, reliable and easy-to-use VPN connection is a good first step towards achieving this. By connecting to the Internet with Mullvad, we ensure that traffic to and from your device is encrypted to the highest standards, even when using public Wi-Fi in a coffee shop or hotel. We do not keep activity logs or ask for personal information, and we even encourage anonymous payments using cash or any of the accepted...
    Downloads: 67 This Week
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  • 20
    AdAway

    AdAway

    Ad-blocking for your Android

    Tired of seeing ads pop up on your Android device? You can take them all away with AdAway! AdAway is an open source ad blocker for Android that uses the hosts file and local vpn. It effectively keeps pesky ads at bay so you can continue using your Android device uninterrupted by constant ads. AdAway gives you the option to add custom sources of host files. It also lets you add custom rules for your whitelist, blocklist and rules for redirects, so your ad blocking is not just generic, but tailored specifically how you want it. ...
    Downloads: 35 This Week
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  • 21
    Brave for iOS

    Brave for iOS

    Brave iOS Browser

    The best online privacy. Search and browse privately, turning your back on the big techies. By default, Brave blocks trackers and annoying ads from the websites you visit. And you also forget that the ads follow you wherever you browse. The advantages of blocking ads, incognito windows, private search and even VPN. All in one download. Quickly import bookmarks, extensions, and even saved passwords. The best of your old browser, but more secure. And it will only take you a minute to change....
    Downloads: 62 This Week
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  • 22
    Cromite

    Cromite

    Cromite a Bromite fork with ad blocking and privacy enhancements

    Cromite is an open-source web browser project that originated as a fork of Bromite—a Chromium-based browser focused on ad blocking and enhanced privacy—and continues to evolve with built-in privacy protections and content filtering across Android, Windows, and Linux platforms. It retains the core goal of limiting tracking and intrusive ads by integrating ad blocking directly into the browser engine rather than relying on external extensions, all while striving to reduce telemetry, aggressive analytics, and close manufacturer integration. ...
    Downloads: 38 This Week
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  • 23
    Gopeed

    Gopeed

    High speed downloader that supports all platforms

    Gopeed (full name Go Speed), a high-speed downloader developed by Golang + Flutter, supports (HTTP, BitTorrent, Magnet) protocol, and supports all platforms. This project is divided into two parts, the front end uses flutter, the back end uses Golang, and the two sides communicate through the http protocol. On the unix system, unix socket is used, and on the windows system, tcp protocol is used.
    Downloads: 48 This Week
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  • 24
    Tailscale

    Tailscale

    The easiest, most secure way to use WireGuard and 2FA

    Tailscale is an open-source zero-configuration VPN and networking solution that makes it simple to create secure, private networks across devices by leveraging WireGuard under the hood. It lets users connect computers, servers, mobile devices, and cloud instances together with peer-to-peer encrypted tunnels without dealing with complex firewalls, NAT rules, or key distribution headaches.
    Downloads: 41 This Week
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  • 25
    ProxyPin

    ProxyPin

    Open source free capture HTTP(S) traffic software ProxyPin

    ProxyPin is a full-featured, cross-platform HTTP(S) traffic capture and proxy tool. Developed in Flutter, it enables interception, inspection, rewriting, and blocking of network traffic across devices via scans and QR-based connection. It supports scripting, filtering, statistics, and integrates HTTP/2, zstd, WebSocket parsing, and AES tools.
    Downloads: 31 This Week
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