UltiDev Cassini Web Server (RainbowWeb.Net.exe). UltiDev Cassini is a free, light-weight and redistributable web server that can host ASP.NET 3.5, 3.0...

UltiDev Cassini Web Server: The Ultimate Alternative to IIS for ASP.NET Developers

Looking for a reliable, lightweight web server that doesn't require IIS? UltiDev Cassini Web Server is the solution you need. Built on the Microsoft Cassini web server sample, UltiDev Cassini improves upon the original by adding new features and addressing bugs, making it a powerful choice for ASP.NET developers. Compatible with all versions of Windows XP, including Windows XP Home, Windows Vista, Windows 2000, and Windows Server 2003, UltiDev Cassini offers seamless performance across a wide range of environments.

UltiDev LLC created Cassini specifically for ASP.NET developers who need a simple, easy-to-install alternative to IIS for their web applications. Whether you're deploying a complex DotNetNuke application or just a static HTML site, UltiDev Cassini makes it effortless to include a fully functional ASP.NET server in your installation packages. This compact, yet highly efficient web server can be integrated into your setup process in just a few minutes, saving you time and streamlining your development workflow.

Thanks to full support for all major ASP.NET versions (including 3.5, 3.0, 2.0, and 1.1), UltiDev Cassini is capable of running even the most sophisticated web applications, without the need for IIS-specific features like server variables. Whether you're a developer looking to simplify your setup or an organization seeking a reliable IIS alternative, UltiDev Cassini Web Server is a smart, powerful, and hassle-free solution.

• Lightweight and compact, with easy integration into ASP.NET applications
• Supports ASP.NET 3.5, 3.0, 2.0, and 1.1 applications and static HTML sites
• Works on all versions of Windows XP, Vista, 2000, and Windows Server 2003
• Perfect for creating installable ASP.NET applications without IIS dependencies
• Ideal for hosting applications like DotNetNuke that don't rely on IIS-specific features
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Download AddressUltiDev Cassini Web Server Official Download 64-bit Download Address