Gear lists are personal; however, there are basic elements--like the 10 essentials--that should be universal across all lists. The other key component of trip planning and listmaking include personal circumstance (example: I wear contact lenses), seasonal consideration, and activity. The following gear lists are meant to serve as a guide. As you gain experience you will develop systems that work for you and accumulate lists of your own... 

3 Season Backpack Gear List
First Aid Checklist
Caving Gear List
Day Hike Gear List
Desert Backpack Gear List
Mountain Bike Gear List
Mountaineering Gear List
Paddling Gear List (canoeing, rafting, sea kayaking)
Rock Climbing Gear List (beginner's guide)
Climbing Gear List: Smith Rock (from the Mazamas)
Smith Rock Overnight Climbing Trip (November 2010)
Snow Tour & Camp Gear List (Nordic & alpine skiing, snowboarding)
Ultralight Backpack Gear List