Silverlight 2 is officially released to web!
Download the latest version of Silverlight 2 RTW (2.0.31005.0) at https://www.microsoft.com/silverlight/ You can find additional detail on Silverlight and what's new in Silverlight 2 from Tim Heuer's blog and debugging Silverlight applications on Mac from Peter Laudati's blog.
Also, check out the supported browser versions and system requirements below.
Compatible Operating Systems and Browsers
| Operating System | Windows Internet Explorer 7 | Internet Explorer 6 | Firefox 1.5, 2, 3 | Safari |
| Windows Vista | Yes | - | Yes | - |
| Windows XP SP2 | Yes | Yes | Yes | - |
| Windows 2000 | - | Yes** | - | - |
| Windows Server 2003 (excluding IA-64) | Yes | Yes | Yes | - |
| Mac OS 10.4.8+ (PowerPC) | - | - | Yes* | Yes* |
| Mac OS 10.4.8+ (Intel-based) | - | - | Yes | Yes |
* Silverlight 1.0 Only ; ** Silverlight 2 Only
Minimal Requirements
| Components | Requirement |
| Personal Computer running Windows | X86 or x64 500-megahertz (MHz) or higher processor with 128-megabytes (MB) of RAM |
| Mac OS 10.4.8+ (PowerPC) | PowerPC G4 800-MHz or higher processor with 128-MB of RAM |
| Mac OS 10.4.8+ (Intel-based) | Intel Core Duo 1.83-gigahertz (GHz) or higher processor with 128-MB of RAM |
RECOMMENDED: Use Silverlight in the 32-bit Internet Explorer process on x64 systems. Most browser plug-ins (including Silverlight, Flash, Java and almost all ActiveX controls) only work in 32-bit browsers currently.