Browse free open source Java Chat Software and projects below. Use the toggles on the left to filter open source Java Chat Software by OS, license, language, programming language, and project status.

  • Gen AI apps are built with MongoDB Atlas Icon
    Gen AI apps are built with MongoDB Atlas

    Build gen AI apps with an all-in-one modern database: MongoDB Atlas

    MongoDB Atlas provides built-in vector search and a flexible document model so developers can build, scale, and run gen AI apps without stitching together multiple databases. From LLM integration to semantic search, Atlas simplifies your AI architecture—and it’s free to get started.
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  • Simple, Secure Domain Registration Icon
    Simple, Secure Domain Registration

    Get your domain at wholesale price. Cloudflare offers simple, secure registration with no markups, plus free DNS, CDN, and SSL integration.

    Register or renew your domain and pay only what we pay. No markups, hidden fees, or surprise add-ons. Choose from over 400 TLDs (.com, .ai, .dev). Every domain is integrated with Cloudflare's industry-leading DNS, CDN, and free SSL to make your site faster and more secure. Simple, secure, at-cost domain registration.
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  • 1
    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 using their Facebook credentials. Enable people to post to Facebook from your app. People can share, send a message, and share to stories. Understand people's actions in your app and measure the effectiveness of your Mobile App Ads. Get data in and out of Facebook's social graph, query data, post stories, upload photos and perform other tasks.
    Downloads: 13 This Week
    Last Update:
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  • 2
    QKSMS

    QKSMS

    A beautiful SMS messenger for Android

    Fall in love with texting all over again with QKSMS! QKSMS is a beautiful, simple and customizable open source replacement to the stock messaging app on Android. It's got a clean, clutter-free intuitive design that lets you focus on what matters, plus millions of colors to choose from to make the theme of the entire app truly your own. QKSMS has some powerful features, including photo sharing, group chat, conversation blocking, message backup and restore and more. It's got everything you need from a text messaging app, plus all the fun features that make for a great text messaging experience. Simply put, QKSMS makes texting magical again, just the way it should be!
    Downloads: 10 This Week
    Last Update:
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  • 3
    Smoke Crypto Chat Messenger for Android

    Smoke Crypto Chat Messenger for Android

    Smoke: Android Crypto Chat Messenger

    Smoke is an encrypting chat messenger for Android written in Java. Please read the Web site for more information: https://textbrowser.github.io/smoke/ (original, current) https://www.amazon.com/dp/3752691999/ https://smokeappope.sourceforge.io/ (old, third party archive) Smoke App OPE - Open Personal Encryption Download Android APK Installer: https://sourceforge.net/projects/smokeappope/files/ Smoke Source: https://github.com/textbrowser/smoke SmokeStack Source: https://github.com/textbrowser/smokestack (Android) https://github.com/textbrowser/spot-on (Desktop) Smoke appears to be one of the first projects with an open source mobile encrypting chat server., an decentralized and easily-configurable chat server. Smoke is known as the first mobile McEliece Messenger: https://tarnkappe.info/artikel/english/mceliece-messaging-smoke-crypto-chat-the-first-mobile-mceliece-messenger-published-as-a-stable-prototype-worldwide-279847.html
    Downloads: 6 This Week
    Last Update:
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  • 4
    NFC is a scalable, distributed chat server and client implemented in Java. Notable features include built in load balancing and HTTP-tunneling support. Using the load balancing, a distributed network of servers can be formed, similar to an IRC network.
    Downloads: 1 This Week
    Last Update:
    See Project
  • The All-in-One Commerce Platform for Businesses - Shopify Icon
    The All-in-One Commerce Platform for Businesses - Shopify

    Shopify offers plans for anyone that wants to sell products online and build an ecommerce store, small to mid-sized businesses as well as enterprise

    Shopify is a leading all-in-one commerce platform that enables businesses to start, build, and grow their online and physical stores. It offers tools to create customized websites, manage inventory, process payments, and sell across multiple channels including online, in-person, wholesale, and global markets. The platform includes integrated marketing tools, analytics, and customer engagement features to help merchants reach and retain customers. Shopify supports thousands of third-party apps and offers developer-friendly APIs for custom solutions. With world-class checkout technology, Shopify powers over 150 million high-intent shoppers worldwide. Its reliable, scalable infrastructure ensures fast performance and seamless operations at any business size.
    Learn More
  • 5
    Toothfairy is a Java midlet for chatting on mobile devices via a Bluetooth connection. It creates a network of devices using a simple but powerful ad-hoc routing algorithm.
    Downloads: 1 This Week
    Last Update:
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  • 6

    Azonto Messenger

    Cross-Platform Mobile Messaging Application

    Azonto is a Cross-Platform Mobile Messaging Application that allows users to share images, songs, videos, create and add each other to groups. It is for the trendy who wants to be on top of the mobile messaging game.
    Downloads: 0 This Week
    Last Update:
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  • 7
    Droid does Anarchy Online
    Android chat client for the game "Anarchy Online" Droid does AO (DDAO) uses the Java AOChat API which can be found at https://sourceforge.net/projects/jaochatapi/
    Downloads: 0 This Week
    Last Update:
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  • 8
    HookMeApp

    HookMeApp

    Meet Talk Share Do...mobile social networking.

    HookMeApp is mobile social networking that gives you back control over your privacy. Choose the level of exposure for your profile between personal, local or global area networks. Use it socialise with people right next to you on the other side of the world.
    Downloads: 0 This Week
    Last Update:
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  • 9
    send short message for free.
    Downloads: 0 This Week
    Last Update:
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  • Connect every part of your business to one bank account Icon
    Connect every part of your business to one bank account

    North One is a business banking app that integrates cash flow, payments, and budgeting to turn your North One Account into one Connected Bank Account

    North One is proudly built for small businesses, startups and freelancers across America. Make payments easily, keep tabs on your money and put your finances on autopilot through smart integrations with the tools you’re already using. North One was built to make managing money easy so you can focus on running your business. No more branches. No more lines. No more paperwork. Get complete access to your North One Account from your phone or computer, wherever your business takes you. Create Envelopes for taxes, payroll, rent, and anything else automatically.
    Get started for free.
  • 10
    This is a client application of JiShiTong (an IM software recommended by China Unicom) running on Android device, You will always get some new features here. If you need a more stable application, please download from its official site.
    Downloads: 0 This Week
    Last Update:
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  • 11
    MEMZIT :: advanced messages

    MEMZIT :: advanced messages

    modifiable, predefined selection lists 4 clarity, efficacy, efficiency

    The problem: ICT-induced communication filters The solution: clear statements. mandatory. The result: No more reading between the lines A) the basic concept: On the client-side we make available: Three database (e.g. SQLite) populated drop-down-lists for: ------ QR: question repeat/ your appeal ("What do I think what you are wanting from me") IM: I-message ("what do I think about this, what is my situation, my point of view, my feelings") AP: my appeal ("what exactly do I want you to do") ------ B) These statements are mandatory & are being sent together with the "normal", the factual part of the message. C) If the user makes a selection, it moves to the textfield where it can be modified. D) The system recognizes modifications immediately, and asks for "use once & discard" or "use & add to the list" E) This "communication-system" shall be made available for all major information-transmitting channels, like - email - whats up & other instant messenger
    Downloads: 0 This Week
    Last Update:
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  • 12
    MOBILIS - A Service Platform for Collaborative Social Applications. The key points are: mobile real-time collaboration, Android application development, mobile social networking, XMPP, location-based and proximity-based services. ********************************************************* *******************DEPRECATED************************** ********************************************************* THIS PAGE IS DEPRECATED. USE OUR NEW GITHUB HOME INSTEAD: https://github.com/mobilis/mobilis
    Downloads: 0 This Week
    Last Update:
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  • 13
    jadugadu is IM (direct) client for mobile phones (in java micro edition - j2me), using gadu protocol.
    Downloads: 0 This Week
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  • 14
    wrath

    wrath

    Single-player first person shooter game for JSR-184 Java/J2ME phones.

    Re-live this classic story as an interactive 3D real-time action/adventure. Lead one of the world's greatest warriors, Achilles, through an almost never ending maze of encounters. All significant themes of the epic poem are explored. You'll discover the substance of heroism as well as the concepts of glory and honor by attempting to control the consuming rage within Achilles. Minimum requirements: JSR-184(Mobile 3D Graphics), CLDC 1.1, MIDP 2.0 Java/J2ME device with 1.5 megabytes of heap space
    Downloads: 0 This Week
    Last Update:
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