Showing 278 open source projects for "chat app"

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  • 1
    Rocket.Chat Desktop App

    Rocket.Chat Desktop App

    OSX, Windows, and Linux Desktop Clients for Rocket.Chat

    Secure and compliant communications platform. We use communication platforms on a daily basis to collaborate with colleagues, other companies, customers, and communities. Most of them give you very little in terms of control and customizations; except Rocket.Chat. Bring together messages, projects, and tasks in one place and watch your team’s productivity rise to new heights. Engage in contextual interactions with customers irrespective of how they contact you. Ensure long-term relationships...
    Downloads: 18 This Week
    Last Update:
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  • 2
    chat

    chat

    chat web app for teams, sass with user management and ratelimit

    chat is a team-oriented chat web application delivered as a SaaS-style system with built-in user management, rate limiting, and support for several major model providers. It is positioned as a collaborative chat platform rather than a single-user demo, which is reflected in its administrative structure, multi-user handling, and deployment-oriented documentation. The project supports OpenAI, Azure OpenAI, Claude, Gemini, and Ollama-hosted models, giving teams flexibility in how they connect...
    Downloads: 0 This Week
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  • 3
    Laravel Chat

    Laravel Chat

    A Laravel chat package. You can use this package to create a chat app

    Create a Chat application for your multiple Models.
    Downloads: 1 This Week
    Last Update:
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  • 4
    Chat/Messaging App Light and Dark Theme

    Chat/Messaging App Light and Dark Theme

    Flutter UI project for building a messaging app interface

    Chat Messaging App Light and Dark Theme is a Flutter UI project for building a messaging app interface with both light and dark modes. It includes multiple screens that cover the core visual flow of a chat application, starting with a welcome screen and moving into authentication and conversation views. The project is intended as a design and implementation reference rather than a complete messaging backend.
    Downloads: 0 This Week
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  • 5
    WhatsApp clone app

    WhatsApp clone app

    WhatsApp clone project demonstrates modern Android development

    This is a WhatsApp clone app built with Stream Chat SDK for Compose to implement messaging systems and Stream Video SDK for Compose using Jetpack Compose.
    Downloads: 31 This Week
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  • 6
    Gemma Chat

    Gemma Chat

    Local AI chat + coding agent for Apple Silicon, powered by Gemma 4

    ...It emphasizes privacy and independence by avoiding cloud dependencies, allowing all interactions and data to remain local. The system integrates model selection and execution directly into the app, giving users control over performance and behavior. It is particularly aligned with the “vibe coding” approach, where users iteratively build and modify projects through conversational prompts. Overall, gemma-chat provides a streamlined, developer-focused environment for local AI experimentation and productivity.
    Downloads: 2 This Week
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  • 7
    Flutter Chat UI

    Flutter Chat UI

    Actively maintained, community-driven chat UI implementation

    Create the in-app chat experience. Actively maintained community-driven chat UI implementation for React Native and Flutter with an optional Firebase BaaS. Flyer Chat is a platform for creating in-app chat experiences using Flutter or React Native. This repository contains chat UI implementation for Flutter. We offer no paid plugins and strive to create an easy-to-use, almost drop-in chat experience for any application. ...
    Downloads: 0 This Week
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  • 8
    Rocket.Chat Mobile

    Rocket.Chat Mobile

    Rocket.Chat mobile clients

    A secure and compliant collaboration platform. Own your data, customize anything, and integrate everything. We use communication platforms on a daily basis to collaborate with colleagues, other companies, customers and communities. Most of them give you very little in terms of control and customizations; except Rocket.Chat. Bring together messages, projects, and tasks into one place and watch your team’s productivity rise to new heights. Engage in contextual interactions with customers...
    Downloads: 0 This Week
    Last Update:
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  • 9
    Telegram Desktop

    Telegram Desktop

    Telegram Desktop messaging app

    Telegram Desktop is the official C++/Qt-based cross-platform client for Telegram, implementing the full Telegram API and MTProto protocol for secure messaging, voice/video calls, file sharing, and chat features. It provides message sync across devices, supports themes, stickers, bots, and is actively maintained.
    Downloads: 2,732 This Week
    Last Update:
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  • 10
    Lumo iPhone App

    Lumo iPhone App

    iOS application for Lumo

    Lumo iPhone App is the native iPhone and iPad client for Lumo, Proton’s privacy-centric AI assistant that allows users to ask questions, get summaries, generate content, and leverage AI help while keeping all conversations confidential and encrypted. Built with SwiftUI, the iOS app wraps a secure web-powered interface and communicates with the Lumo service in a way that ensures zero-access encryption, meaning even Proton cannot read or log user chats—only the device holder can decrypt them. ...
    Downloads: 0 This Week
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  • 11
    WeChatMsg

    WeChatMsg

    Project aimed at extracting, exporting, and analyzing chat records

    WeChatMsg repository hosts an open-source project aimed at extracting, exporting, and analyzing chat records from the WeChat messaging platform. It provides tools that read local WeChat database files and allow users to convert chat data into readable formats such as HTML, Word, and CSV, making it possible to inspect conversations outside the mobile app environment. Beyond simple export, the project includes mechanisms for analyzing chat histories and generating annual reports or visual summaries about messaging trends, interaction patterns, and more. ...
    Downloads: 287 This Week
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  • 12
    Gemini Next Chat

    Gemini Next Chat

    Deploy your private Gemini application for free with one click

    ...It supports features like image recognition, voice-based conversation, plugins (web search, ArXiv search, weather, etc.), and client apps (tray app) for greater convenience. The project emphasizes “one-click” deployment, aiming to make it easy to spin up a custom chat front end without deep infra-setup. It’s licensed under MIT and has an active community of contributors; documentation and release notes note support for newer features like mixed image+text generation. The README warns of security configurations and customizing environment variables for model access.
    Downloads: 1 This Week
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  • 13
    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.
    Downloads: 0 This Week
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  • 14
    Agent Chat UI

    Agent Chat UI

    Web app for interacting with any LangGraph agent (PY & TS) via a chat

    Agent Chat UI is an open-source web application that provides a graphical interface for interacting with AI agents built using LangGraph and related frameworks. The project is implemented as a modern Next.js application and allows users to chat with agent workflows running on remote or local LangGraph servers. Through a simple configuration process, developers can connect the interface to a deployed agent by specifying the server URL, assistant identifier, and authentication credentials....
    Downloads: 0 This Week
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  • 15
    Coco AI App

    Coco AI App

    Search, Connect, Collaborate, Personal AI Search and Assistant

    Coco AI App is an open source unified AI search and collaboration client designed to centralize access to enterprise knowledge across multiple tools and platforms. The application connects services such as Google Workspace, Dropbox, GitHub, and internal knowledge bases into a single searchable interface. It also includes a team-aware generative AI assistant that can answer questions using organization-specific data, effectively acting as a private ChatGPT for workplace knowledge. Built with...
    Downloads: 0 This Week
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  • 16
    Lumo Android App

    Lumo Android App

    Android application for Proton Lumo

    Lumo Android App is the official Android client implementation of Lumo, a privacy-first AI assistant created by Proton that lets users interact with an intelligent chatbot securely and confidentially on mobile devices. Lumo is designed so that every conversation remains encrypted and private, meaning chats are not logged, tracked, or used to train external large language models, and all interactions are protected with zero-access encryption so only the user can read them. The Android app...
    Downloads: 0 This Week
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  • 17
    Caprine

    Caprine

    Elegant Facebook Messenger desktop app

    Caprine is an unofficial and privacy-focused Facebook Messenger app with many useful features. Caprine is feature complete. However, we welcome contributions for improvements and bug fixes. Dark theme, Vibrant theme, privacy-focused, keyboard shortcuts, menu bar mode, work chat support, code blocks, touch bar support, and custom styles. macOS 10.10+, Linux, and Windows 7+ are supported (64-bit only).
    Downloads: 13 This Week
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  • 18
    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: 0 This Week
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  • 19
    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: 1 This Week
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  • 20
    Cipher Chat App
    Cipher App is a streamlined, privacy-centric chat application developed independently by Irene Dutta, an indie software developer focused on ethical and minimalist technology. This lightweight solution enables seamless, anonymous communication without the need for email or phone number authentication. Built from the ground up with user privacy as its core principle, Cipher App offers a distraction-free environment for genuine, anonymous interactions — ideal for communities, discussions, and platforms where identity-free expression is encouraged. ...
    Downloads: 0 This Week
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  • 21
    Bitchat

    Bitchat

    Bluetooth mesh chat, IRC vibes

    BitChat is a decentralized, peer-to-peer encrypted messaging app built by Jack Dorsey’s Permissionless Tech. It uses Bluetooth Low Energy mesh networking to relay messages without internet, servers, accounts, or phone numbers. Messages are end-to-end encrypted (Curve25519 + AES‑GCM) and the app includes a panic mode to erase data quickly.
    Downloads: 5 This Week
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  • 22
    ArmCord

    ArmCord

    ArmCord is a custom client designed to enhance your Discord experience

    ArmCord is a custom client designed to enhance your Discord experience while keeping everything lightweight. ArmCord is built as a standalone client and doesn't rely on the original Discord client in any way. Enjoy Vencord, Shelter and their many features, or have a more vanilla experience, it's your choice! ArmCord natively supports theming of the entire app, you can easily import BetterDiscord themes and manage them. ArmCord automatically blocks all of Discord's trackers; even without any...
    Downloads: 107 This Week
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  • 23
    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 privacy. Element has three different tiers of support for different environments, the most supported being the latest versions of Chrome, Firefox, and Safari on desktop OSes.
    Downloads: 2 This Week
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  • 24
    Telegram Web A

    Telegram Web A

    Telegram Web A, GPL v3

    Telegram Web A is a full‐featured web client implementation for Telegram, built from scratch as a lightweight, modern single-page application. It uses a custom front-end framework (called “Teact”) that re-implements React-style paradigms and pairs them with a custom version of the MTProto library (based on GramJS) to interact with Telegram’s backend infrastructure. The project achieved recognition (winning first prize in the Telegram Lightweight Client Contest) and serves as the code base...
    Downloads: 16 This Week
    Last Update:
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  • 25
    ScholArxiv

    ScholArxiv

    ScholArxiv is an open-source aesthetic and minimal app

    ScholArxiv is an open-source, aesthetic and minimal app that allows users to search, read, bookmark, share, download, and view summaries of academic papers from the arXiv repository. Now you can configure your Gemini API key and converse with AI to expand and dive deeper into the papers you're exploring.
    Downloads: 49 This Week
    Last Update:
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