Showing 14423 open source projects for "c# open source"

View related business solutions
  • Powerful App Monitoring Without Surprise Bills Icon
    Powerful App Monitoring Without Surprise Bills

    AppSignal starts at $23/month with all features included. No overages, no hidden fees. 30-day free trial.

    Tired of monitoring tools that punish you for scaling? AppSignal offers transparent, predictable pricing with every feature unlocked on every plan. Track errors, monitor performance, detect anomalies, and manage logs across Ruby, Python, Node.js, and more. Trusted by developers since 2012 with free dev-to-dev support. No credit card required to start your 30-day trial.
    Try AppSignal Free
  • Host LLMs in Production With On-Demand GPUs Icon
    Host LLMs in Production With On-Demand GPUs

    NVIDIA L4 GPUs. 5-second cold starts. Scale to zero when idle.

    Deploy your model, get an endpoint, pay only for compute time. No GPU provisioning or infrastructure management required.
    Try Free
  • 1
    Firebase Apple Open Source Development

    Firebase Apple Open Source Development

    Firebase SDK for Apple App Development

    This repository contains all Apple platform Firebase SDK source except FirebaseAnalytics. Firebase is an app development platform with tools to help you build, grow and monetize your app. More information about Firebase can be found on the official Firebase website. See the subsections below for details about the different installation methods. Where available, it's recommended to install any libraries with a Swift suffix to get the best experience when writing your app in Swift....
    Downloads: 0 This Week
    Last Update:
    See Project
  • 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: 16 This Week
    Last Update:
    See Project
  • 3
    Open Directory Downloader

    Open Directory Downloader

    Indexes open directories

    Indexes open directories listings in 130+ supported formats, including FTP(S), Google Drive, Bhadoo, GoIndex, Go2Index (alternatives), Dropbox, Mediafire, GoFile, GitHub. Written in C# with .NET (Core), which means it is cross-platform! Downloading is not (yet) implemented, but is already possible when you use the resulting file into another tool (for most of the formats).
    Downloads: 2 This Week
    Last Update:
    See Project
  • 4
    AWS SDK for C++

    AWS SDK for C++

    AWS SDK for C++

    The AWS SDK for C++ is a modern, open-source library offering C++ applications native access to AWS services like S3, DynamoDB, Kinesis and more. It is built to support C++11 (and later) and is designed to be high-performance with minimal external dependencies, making it suitable for game engines, embedded systems, cross-platform clients and server applications.
    Downloads: 4 This Week
    Last Update:
    See Project
  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • 5
    Sogou C++ Workflow

    Sogou C++ Workflow

    C++ parallel computing and asynchronous networking engine

    As Sogou`s C++ server engine, Sogou C++ Workflow supports almost all back-end C++ online services of Sogou, including all search services, cloud input method, online advertisements, etc., handling more than 10 billion requests every day. This is an enterprise-level programming engine in light and elegant design which can satisfy most C++ back-end development requirements.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Open ChatGPT Atlas

    Open ChatGPT Atlas

    Open Source and Free Alternative to ChatGPT Atlas

    Open ChatGPT Atlas is an open-source toolkit and interface for working with OpenAI’s ChatGPT models in a more extensible, adaptable, and composable way than standard web UIs allow. It provides an architecture where developers and power users can manage state, tool integrations, and multi-turn workflows with more control, enabling custom UIs, automation layers, and advanced routing logic.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7
    A completely new peer-to-peer system that is totally distributed like Gnutella but should theoretically be far more scalable. Also is based on a simple binary/UTF-8 protocol for excellent international support and ease of implementation.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 8
    Open-CD

    Open-CD

    A Change Detection Repo Standing on the Shoulders of Giants

    Open-CD is an open source change detection toolbox based on a series of open source general vision task tools.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 9
    Virtuoso is a scalable cross-platform server that combines Relational, Graph, and Document Data Management with Web Application Server and Web Services Platform functionality.
    Leader badge
    Downloads: 71 This Week
    Last Update:
    See Project
  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

    Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
    Try Free
  • 10
    Open Web Analytics (OWA)

    Open Web Analytics (OWA)

    Official repository for Open Web Analytics

    Open Web Analytics (OWA) is an open-source web analytics framework that tracks and analyzes visitor behavior on websites and applications. It provides insights into page views, user demographics, and engagement metrics. OWA can be self-hosted, giving users full control over their data. It is an alternative to commercial analytics platforms and supports integration with WordPress and other CMS platforms.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    Amnezia VPN

    Amnezia VPN

    Amnezia VPN Client (Desktop+Mobile)

    Amnezia is an open-source VPN client, with a key feature that enables you to deploy your own VPN server on your server.
    Downloads: 3,014 This Week
    Last Update:
    See Project
  • 12
    AWS IoT Device SDK for Embedded C

    AWS IoT Device SDK for Embedded C

    SDK for connecting to AWS IoT from a device using embedded C

    The AWS IoT Device SDK for Embedded C (C-SDK) is a collection of C source files under the MIT open source license that can be used in embedded applications to securely connect IoT devices to AWS IoT Core. It contains MQTT client, HTTP client, JSON Parser, AWS IoT Device Shadow, AWS IoT Jobs, and AWS IoT Device Defender libraries. This SDK is distributed in source form and can be built into customer firmware along with application code, other libraries, and an operating system (OS) of your choice. ...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    Termux:X11

    Termux:X11

    Termux X11 add-on application

    ...A minimal base system is installed automatically - additional packages are available using the APT package manager. Termux combines standard packages with accurate terminal emulation in a beautiful open-source solution. Access API endpoints with curl and use rsync to store backups of your contact list on a remote server.
    Downloads: 252 This Week
    Last Update:
    See Project
  • 14
    WindTerm

    WindTerm

    A professional cross-platform SSH/Sftp/Shell/Telnet/Serial terminal

    A Quicker and better SSH/Telnet/Serial/Shell/Sftp client for DevOps. WindTerm is a partial open source project, and the source will be gradually opened. Open source code includes, but is not limited to, the classes that can be used independently, such as functional, algorithms, GUI widgets, etc., as well as functional libraries, such as networks, protocols, etc., as well as all types that require open source according to the license. ...
    Downloads: 170 This Week
    Last Update:
    See Project
  • 15
    Selenium

    Selenium

    Browser automation framework and ecosystem

    Selenium automates browsers. That's it! What you do with that power is entirely up to you. Primarily it is for automating web applications for testing purposes, but is certainly not limited to just that. Boring web-based administration tasks can (and should) also be automated as well. If you want to create robust, browser-based regression automation suites and tests, scale and distribute scripts across many environments, then you want to use Selenium WebDriver, a collection of language...
    Downloads: 143 This Week
    Last Update:
    See Project
  • 16
    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: 147 This Week
    Last Update:
    See Project
  • 17
    Tor Browser

    Tor Browser

    Browser for using Tor on Windows, Mac OS X or Linux

    Tor Browser enables you to use Tor on Windows, Mac OS X, or Linux without needing to install any software. Tor is a software that bounces your communications around a distributed network of relays run by volunteers. This effectively prevents anyone watching your Internet connection from learning what sites you visit; it prevents the sites you visit from learning your physical location; and allows you access to sites which are blocked. Tor Browser can run off a USB flash drive, comes with...
    Downloads: 885 This Week
    Last Update:
    See Project
  • 18
    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: 65 This Week
    Last Update:
    See Project
  • 19
    Zen Browser

    Zen Browser

    Experience tranquillity while browsing the web

    ...Choose from a wide array of themes, colors, and layouts to make Zen truly your own, transforming your browser into a personalized digital space. Zen thrives on the contributions of its vibrant community. As an open-source project, Zen encourages collaboration and innovation, allowing users and developers alike to shape the future of the browser. Zen Browser is always up to date, ensuring that you have the latest features and security updates. With automatic updates, you can rest easy knowing that your browser is secure and up to date. Zen is based on Firefox, ensuring that your browsing experience prioritizes security and privacy.
    Downloads: 39 This Week
    Last Update:
    See Project
  • 20
    Floorp Browser

    Floorp Browser

    All of source code of version 10 or later of Floorp Browser

    ...Floorp will be updated every 4 weeks, with security updates provided before each Firefox release. We don't collect personal information from users. We don't track users. We don't sell user data. We have no affiliation with any advertising companies. Floorp's source code is entirely open, allowing anyone to view it and contribute to the project. Not only is the browser itself open source, but the build environment is as well.
    Downloads: 47 This Week
    Last Update:
    See Project
  • 21
    BrowserOS

    BrowserOS

    Agentic browser; privacy-first alternative to ChatGPT Atlas

    BrowserOS is an open-source, agentic web browser built on a Chromium base that integrates AI agents directly into the browsing experience. Rather than just doing standard browsing, it places AI intelligence at the core: you can connect your own API keys (for e.g., OpenAI, Anthropic, Google Gemini) or run local models (via e.g., Ollama) so that your browsing data and automation stay on your machine — privacy and control are emphasized throughout.
    Downloads: 47 This Week
    Last Update:
    See Project
  • 22
    Jackett

    Jackett

    API Support for your favorite torrent trackers

    Jackett works as a proxy server, it translates queries from apps (Sonarr, Radarr, SickRage, CouchPotato, Mylar3, Lidarr, DuckieTV, qBittorrent, Nefarious, etc.) into tracker-site-specific HTTP queries, parses the HTML or JSON response, and then sends results back to the requesting software. This allows for getting recent uploads (like RSS) and performing searches. Jackett is a single repository of maintained indexer scraping & translation logic, removing the burden from other apps. Trackers...
    Downloads: 115 This Week
    Last Update:
    See Project
  • 23
    uWebSockets.js

    uWebSockets.js

    μWebSockets for Node.js back-ends

    µWebSockets.js is a web server bypass for Node.js that reimplements eventing, networking, encryption, web protocols, routing and pub/sub in highly optimized C++. As such, µWebSockets.js delivers web serving for Node.js, 8.5x that of Fastify and at least 10x that of Socket.IO. It is also the built-in web server of Bun.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 24
    miniblink49

    miniblink49

    Lighter, faster browser kernel of blink to integrate HTML UI in apps

    miniblink is an open source, one file, small browser widget based on chromium. By using C interface, you can create a browser with just some line code. miniblink is an open source, single-file, and currently the smallest known chromium-based browser control. Through its exported pure C interface, a browser control can be created in a few lines of code.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 25
    Brave Browser

    Brave Browser

    The faster, safer desktop browser for macOS, Windows, and Linux

    Brave is a free and open source browser that lets you browse safer and faster by blocking ads and trackers. Brave blocks harmful advertising, tracking pixels and cookies, and redirects sites to HTTPS. Brave is available for macOS, Windows, and Linux.
    Downloads: 257 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next
MongoDB Logo MongoDB