From awcolley.com

WebsiteDev: Designing for the iPhone

Designing for the iPhone

• Apple's Safari Development Center
  • Getting Started with iPhone Web Apps
  • Sample Code
  • Coding How-Tos
  • Graphics and Visual Effects on iPhone
• iPhone Web Dev "developers helping developers"
• iPhone Web Dev Google Group
• Online iPhone Simulator
• Online iPhone Tester (another simulator)
• iPhone CSS3 Support Test Page

A List Apart

• Put Your Content in my Pocket (2007-08-28)
• Put Your Content in my Pocket, Part 2 (2007-09-11)
• Return of the Mobile Stylesheet (2009-01-06)

Personal Tips

• Designing an iPhone-friendly website
• How do I design web pages for the iPhone
• Determining iPhone Orientation in CSS
• How to make an HTML5 iPhone App
• PHP code to detect iPhone
• Building iPhone Apps with HTML, CSS, and JavaScript (online book)