Please dear SE, peruse this list and think this over. I would love these features! Thank you!
Please make the blacklist account wide, and increase its capacity.
Same with friends list
Eliminate aether currents, please.
Please allow the UI changes from 1 character to be ported to any alts with a single step move pop up
Create a controllable ingame timer/alarm that players can change and add notes to (as opposed to set timers.) Allow levels of interruption from "quiet notification in corner to full screen pop-up and minder alert noise as decided by the player
Free Markets. Allow players to sell items on other worlds besides their home world.
Allow for more UI color change options.
Selection boxes or Select All and Delete options in Mail delivery or inventory
Portable "Out in the field" summoning bell to deposit items in Retainers inventory. I would pay hard cash for this.
An ingame browser
Access the Mogstation in game via ingame browser.
-Eliminate logout Countdown for characters 16+ levels higher than the outside zones they are in.
Right click to save entire log window/chat
Speech bubbles
More tabs than 4, completely renamable.
Click to draw a rectangle and drag selection or deletion of items in inventory.
Optional HUD or UI indicators on the main screen and not just the maps.
Repair All feature that repairs every damaged item regardless of head/chest/inventory/armory chest etc
Mounted combat zones Odin can fight us on a horse, why can't we have a special zone or mode PvP for same?
Airships/submarine that we can navigate and inhabit
Unlock clothes for all genders/classes.
Communication range indicators on large and minimap
The ability to celebrate our character's nameday, and quests related to the character's chosen deity.
That's all I can think of, please feel free to add more if you have any ideas, and thank you for reading.