Showing 90 open source projects for "c# chat program"

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  • 1
    Tox

    Tox

    A New Kind of Instant Messaging

    Tox is a peer to peer (serverless) instant messenger that focuses on security and privacy. In today's world where digital surveillance is rampant, Tox offers users a communication software alternative that's free from prying eyes and ears, and is, quite literally free and without advertising. Tox comes with all the great features you'd expect from an instant messenger application, including voice calls, video calls, file sharing and screen sharing. Everything done on Tox is encrypted...
    Downloads: 39 This Week
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  • 2
    Operit AI

    Operit AI

    Powerful Android AI agent with tools, automation, and Linux shell

    Operit is a full-featured AI assistant and agent platform designed specifically for Android devices, aiming to go far beyond traditional chat-based interfaces. It integrates deep system-level capabilities with a wide range of tools, allowing the AI to perform real tasks such as file management, automation, and system control directly on the device. A standout aspect of the project is its built-in Ubuntu 24 environment, which enables users to run Linux commands, scripts, and development tools...
    Downloads: 1,512 This Week
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  • 3
    Xash3D FWGS Engine

    Xash3D FWGS Engine

    Xash3D FWGS engine

    Xash3D FWGS is an open-source fork and extension of the original GoldSrc-based engine (from the classic era of first-person shooters), aimed at providing compatibility with the original engine (e.g. games built on it) while extending and modernizing its capabilities. The engine supports multiple rendering backends (OpenGL, GLES, software fallback), modern platforms (desktop OSes, mobile, etc.), and updated features such as better multiplayer, voice chat, IPv6 support, improved virtual...
    Downloads: 153 This Week
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  • 4
    MobileIMSDK

    MobileIMSDK

    The original full-platform IM communication layer framework

    MobileIMSDK is a lightweight cross-platform instant messaging communication framework designed for real-time chat and push-style communication. It supports multiple client platforms, including iOS, Android, Java, HTML5, mini programs, UniApp, and HarmonyOS Next, with a Netty-based server side. The framework is notable for supporting UDP, TCP, and WebSocket protocols in the same open-source IM communication layer. It has been developed and refined over many years, making it a mature option...
    Downloads: 0 This Week
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  • 5
    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. It demonstrates how Flutter layouts can be structured for chat lists, message...
    Downloads: 0 This Week
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  • 6
    Tinode Instant Messaging Server

    Tinode Instant Messaging Server

    Instant messaging platform

    Instant messaging server. Backend in pure Go (license GPL 3.0), client-side binding in Java, Javascript, and Swift, as well as gRPC client support for C++, C#, Go, Java, Node, PHP, Python, Ruby, Objective-C, etc. (license Apache 2.0). Wire transport is JSON over websocket (long polling is also available) for custom bindings, or protobuf with gRPC. Persistent storage is any one of RethinkDB, MySQL or MongoDB. A third-party unsupported DynamoDB adapter also exists. Other databases can be...
    Downloads: 4 This Week
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  • 7
    Chromium

    Chromium

    The official GitHub mirror of the Chromium source

    Chromium is the open‑source 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. Please check with your organization...
    Downloads: 45 This Week
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  • 8
    frida

    frida

    Dynamic instrumentation toolkit for developers

    ...Hook any function, spy on crypto APIs or trace private application code, no source code needed. Edit, hit save, and instantly see the results. All without compilation steps or program restarts. Works on Windows, macOS, GNU/Linux, iOS, Android, and QNX. Install the Node.js bindings from npm, grab a Python package from PyPI, or use Frida through its Swift bindings, .NET bindings, Qt/Qml bindings, or C API. Frida is and will always be free software (free as in freedom). We want to empower the next generation of developer tools, and help other free software developers achieve interoperability through reverse engineering. ...
    Downloads: 646 This Week
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  • 9
    P2P BoookShare

    P2P BoookShare

    Intuitive Flutter app facilitating easy book borrowing

    A user-friendly Flutter app for college students to share and borrow books on campus.
    Downloads: 3 This Week
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  • 10
    Stockfish

    Stockfish

    UCI chess engine

    Stockfish is a free, powerful UCI chess engine derived from Glaurung 2.1. Stockfish is not a complete chess program and requires a UCI-compatible graphical user interface (GUI) (e.g. XBoard with PolyGlot, Scid, Cute Chess, eboard, Arena, Sigma Chess, Shredder, Chess Partner or Fritz) in order to be used comfortably. Read the documentation for your GUI of choice for information about how to use Stockfish with it. Stockfish is a 11-time winner of the Top Chess Engine Championship. Stockfish is...
    Downloads: 221 This Week
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  • 11
    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: 75 This Week
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  • 12
    CAVA

    CAVA

    Cross-platform Audio Visualizer

    Turn your phone or tablet into a fantastic audio viewer. Easy to use and customize. Choose from several preset settings of incredible colors or create your own. CAVA is a bar spectrum audio viewer based on my own open source project with the same name. Take the audio from the device's microphone and visualize the amplitude of the different frequencies as bars on the screen. Each bar represents a certain bandwidth of low to high frequencies. The leftmost bar starts at 50 Hz and the rightmost...
    Downloads: 31 This Week
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  • 13
    xLUA

    xLUA

    xLua is a lua programming solution for C#

    xLua adds Lua script programming capabilities to C# environments such as Unity, .Net, Mono, etc. With xLua, these Lua codes can be easily called with C#. xLua has many breakthroughs in function, performance, and ease of use. The most representative of these aspects are C# implementation (methods, operators, attributes, events, etc.) can be replaced with Lua implementation at runtime; excellent GC optimization, custom struct, enumeration transfer between Lua and C# without C# gc alloc; and...
    Downloads: 2 This Week
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  • 14
    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: 0 This Week
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  • 15
    Pixeval

    Pixeval

    Wow. Yet another Pixiv client!

    Pixeval is a third-party proxy-free P station client developed by me as an amateur. The UI is implemented using Windows Presentation Foundation , based on .NET Core 3.0 , and supports Windows 7-10 (planning to cancel support other than Win10), and implements most of the The browsing function and many enhancements have been made. It has been open sourced on Github based on the AGPL protocol . The project was conceived in 2018. At that time, the api of the P station was written in Java. At...
    Downloads: 7 This Week
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  • 16
    Cactus

    Cactus

    Low-latency AI inference engine optimized for mobile devices

    Cactus is a low-latency, energy-efficient AI inference framework designed specifically for mobile devices and wearables, enabling advanced machine learning capabilities directly on-device. It provides a full-stack architecture composed of an inference engine, a computation graph system, and highly optimized hardware kernels tailored for ARM-based processors. Cactus emphasizes efficient memory usage through techniques such as zero-copy computation graphs and quantized model formats, allowing...
    Downloads: 0 This Week
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  • 17
    SubsCheck-Win-GUI

    SubsCheck-Win-GUI

    A GUI program interface designed by SubsCheck for Windows users

    SubsCheck-Win-GUI is a Windows-based graphical application written in C# (for the .NET platform) designed to help Windows users check and manage subscription links (for proxy nodes) easily via a GUI rather than CLI scripts. The application provides a user interface for loading subscription links or node lists, performing checks (e.g., reachability, latency), and presenting results in a user-friendly view. It also supports auto-update of version information and links to downloads, as...
    Downloads: 3 This Week
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  • 18
    Tux Paint

    Tux Paint

    An award-winning drawing program for children of all ages

    Tux Paint is a free, award-winning drawing program originally created for children ages 3 to 12, but enjoyed by all! It combines an easy-to-use interface, fun sound effects, and an encouraging cartoon mascot who guides children as they use the program. You're presented with a blank canvas and a variety of drawing tools to help them be creative. Along with paintbrush, shapes and text, Tux Paint includes a "stamp" feature to add pre-drawn or photographic imagery to pictures, and a set of...
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    Downloads: 21,471 This Week
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  • 19
    GEDKeeper

    GEDKeeper

    GEDKeeper - opensource and crossplatform genealogy management program

    GEDKeeper program is developed for work with personal genealogical database. The program is designed for extremely simple and intuitive interface. The program is very easy to install on the computer, fully supports the GEDCOM format, has no restrictions on the number of persons and generations, allows you to generate pedigrees, building several tree species, as well as print and save their images, provides fast navigation, filtering, searching and adding multimedia materials. In addition...
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    Downloads: 248 This Week
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  • 20

    Yet Another BACnet Explorer

    Graphical explorer for BACnet and Free BACnet library in C#

    Graphical explorer program written in C#, for browsing BACnet devices (run on Windows & Linux). Supports BACnet MS/TP, Ethernet, IPv4, IPv6, SecureConnect Basic functions for read, write, read multiple, write multiple, iam, whois, subscribeCOV, notify, WriteFile, ReadFile etc. Includes three demo server applications : a generic server, a wall mounted room controller simulator, a weather server (gets data from an Internet webservice).
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    Downloads: 1,803 This Week
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  • 21
    ViaVoip

    ViaVoip

    A portable peer to peer voice-chat/walkie-talkie.

    ViaVoip is a simple Voice Over IP application that can be used when you need to talk, chat, or send files through the internet, but you can't or don't want to make use of any third party services. Its peer to peer design allows the two end points to connect directly to each other, without any central server nor account registration. It runs on Windows, Linux, Mac OS X and Android, and is portable, that is you don't need any setup, just get a copy and run it from any storage...
    Downloads: 19 This Week
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  • 22
    KoboldCpp

    KoboldCpp

    Run GGUF models easily with a UI or API. One File. Zero Install.

    KoboldCpp is an easy-to-use AI text-generation software for GGML and GGUF models, inspired by the original KoboldAI. It's a single self-contained distributable that builds off llama.cpp and adds many additional powerful features.
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    Downloads: 970 This Week
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  • 23
    belofte chess

    belofte chess

    A promising chess program

    A console/text based chess program with XBoard/CECP and UCI API, available on all major platforms. You may need a graphical chess interface to use it. Please refer to README.md in the files section for installation instructions. The last stable release is 2.2.0 and has been released on 13/04/2026. Belofte 0.2.0 till 0.9.20 (c/c++): Xboard 1 & 2 (CECP) - Linux/Unix/(Windows) Belofte 2.1.1 and up (c++11) : UCI and Xboard 2 - Linux/Windows/Mac/Android/... ...
    Downloads: 32 This Week
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  • 24
    Barcelona Trees

    Barcelona Trees

    A Guide of the Trees of Barcelona City

    This program is a data visualization and navigation tool using a database created from datasets provided by the Barcelona city council, over a map of the city of Barcelona. The motivation of this program is to help answering questions such as: * What trees are nearby? (from manual location or GPS) * What trees are on a given street? * Where can I find specimens of a certain genus/species? * For each specimen, obtain more information about its species from existing data on...
    Downloads: 9 This Week
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  • 25
    Intention Repeater MAX

    Intention Repeater MAX

    Repeating your Intentions to aid in manifestation

    Please see the README.txt. The ServitorConnect 4443 and Python Daemon and Intention Repeater Android are better because repeating once-per-hour is better than millions of times per second (or even 3Hz). The archive bundle includes binaries and source code for: MAX and Simple Intention Repeaters CUDA version for Windows/Linux Memory Frequency Generator Multi-Format to WAV Repeater Android app Sourcecode File/Image Writers Nesting Files Creator ...
    Downloads: 12 This Week
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