This is a list with the most demanded things I found in this thread. But it's not complete.
POSES:
Same-sex poses (FF implemented);
Spectator mode;
More sex locations;
Threesome (MMF implemented);
Petnis pose (implemented);
Ability to extend room time while in bed;
BODY DECORATIONS:
Body modifications (ass, hips, belly, tighs, muscles, dick size);
Piercings and tattoos;
Ability to change sex;
Possibility to change skin tone;
Possibility to change eye colour;
CLOTHES:
Lingerie;
Clothes usable in bed;
Separate piece of clothing;
Ability to combine different piece of clothing;
Fur/leather piece of clothing;
Pirate Clothing;
MISCELLANOUS:
Better friend management system;
Sound effects and music;
Possibility of a player bio;
Scrollbar for chat;
Better ways of earning money;
Payment methods;
More pets (Petnis like);
Jobs (bartender, player controlled glory-hole, etc. );
Possibility to store PM's;
LOCATIONS:
Casino;
S&M Clubs;
Dungeons;
Pirate Cave/Bay;
Jungle;
Houses;
P.S. List, subject to change in the future.
POSES:
Same-sex poses (FF implemented);
Spectator mode;
More sex locations;
Threesome (MMF implemented);
Petnis pose (implemented);
Ability to extend room time while in bed;
BODY DECORATIONS:
Body modifications (ass, hips, belly, tighs, muscles, dick size);
Piercings and tattoos;
Ability to change sex;
Possibility to change skin tone;
Possibility to change eye colour;
CLOTHES:
Lingerie;
Clothes usable in bed;
Separate piece of clothing;
Ability to combine different piece of clothing;
Fur/leather piece of clothing;
Pirate Clothing;
MISCELLANOUS:
Better friend management system;
Sound effects and music;
Possibility of a player bio;
Scrollbar for chat;
Better ways of earning money;
Payment methods;
More pets (Petnis like);
Jobs (bartender, player controlled glory-hole, etc. );
Possibility to store PM's;
LOCATIONS:
Casino;
S&M Clubs;
Dungeons;
Pirate Cave/Bay;
Jungle;
Houses;
P.S. List, subject to change in the future.