Images

AnimeVisions
Aetheriality
Anime Galleries
We Love Anime
Digik Gallery  

Games

Puzzle - VMax's Cafe
Memory - VMax's Cafe
Links - Platinum
Classes - Fictional
Quests/Job Requests - Duck Soup Member Cards and Lottery - Trading Academy

If I am using one of your ideas and you are not listed, let me know, so I can give credit.  

Concept and Tutorial

Tutorial - Trinity and Rahenna
TCG Concept - Calico
 

Other

Cutenews - CutePHP
Randomizer - Matthew Dingley  

Original Ideas

These are things I came up with myself, please give credit if you take them
*Series "Set" Masteries
*Transcendent Classes