RunSaturday is built using:

• Microsoft ASP .Net 3.5 using C# and Linq
• Microsoft SQL Server 2005
• DotNetNuke 4.9 and 5.0
• YetAnotherForum
• Amazon's S3 Storage
• GoGrid's Cloud Hosting
• The Facebook .NET Toolkit
• Microsoft's Chart Control
• The .Net AJAX Toolkit
• Garmin's Communicator API (hollybar was built on the earlier Garmin Device SDK)
• Google's Mapping - used in all sorts of ways, including via Jevan Murkoth's wrapper
• Both JQuery and Prototype.js
• Lots of lovely jquery plugins like colorpicker and flot - and a few non-jquery javascript plugins too
• An ever increasing number of icons from the super famfamfam design set
• Another increasing number of icons from the super fugue icon set
• Lots of hard work and intelligence

Along the way I've also made use of:

• The GIMP image editor
• Firefox 3 including firebug and the web developer's toolbar
• Internet Explorer and the very useful Fiddler2
• This gorgeous sunflower-based skin from xd.com.au
• Lots of hard work and intelligence :)

Thanks to everyone for all the tools and technologies!

RunSaturday is not open source - I haven't got the time to document and support it... however, if anyone's got any questions then I'm happy to talk!