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

  • Get Avast Free Antivirus with 24/7 AI-powered online scam detection Icon
    Get Avast Free Antivirus with 24/7 AI-powered online scam detection

    Get protection for today’s online threats. Free.

    Award-winning antivirus protection, as well as protection against online scams, dangerous Wi-Fi connections, hacked accounts, and ransomware. It includes Avast Assistant, your built-in AI partner, which gives you help with suspicious online messages, offers, and more.
    Free Download
  • 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.
    Try free now
  • 1
    The stuff here has no documentation and some of it may never be completed. This is my playground, use at your own risk.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 2
    A self-contained database application development environment. The application is defined within the database and operates upon the same database. It generates a web-based interface for users to manipulate the data, and a pytcl development tool.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    Bobcat Open Source Software is an umbrella project of a number of open-source software projects developed at Ohio University, including, among others, a distributed process management system, a meeting scheduling tool, and a performance evaluation tool.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    Little Software Stats
    Little Software Stats is the first free and open source program that allows software developers to keep track of how their software is being used. It is coded in PHP/MySQL which allows it to run on most web servers.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Build Securely on AWS with Proven Frameworks Icon
    Build Securely on AWS with Proven Frameworks

    Lay a foundation for success with Tested Reference Architectures developed by Fortinet’s experts. Learn more in this white paper.

    Moving to the cloud brings new challenges. How can you manage a larger attack surface while ensuring great network performance? Turn to Fortinet’s Tested Reference Architectures, blueprints for designing and securing cloud environments built by cybersecurity experts. Learn more and explore use cases in this white paper.
    Download Now
  • Previous
  • You're on page 1
  • Next
Want the latest updates on software, tech news, and AI?
Get latest updates about software, tech news, and AI from SourceForge directly in your inbox once a month.