BetterBlizzOptions
Makes the Blizzard options frame movable and resizable.
Curse
BlizzMove
Simple addon that makes the Blizzard windows movable. To move a window just click title of the window and drag it to where you want it. You can also use control+scroll wheel over the title of a window to adjust the scale. The positions and scale will be saved only for the full screen windows such as the achievement window.
Curse
ChaosFrameModifier
This allows for full customization of almost any frame within the game.
WoWInterface, Curse
DragEmAll
Simple and lightweight addon that allows you to move most default frames, such as the inbox, character window or the achievements window, anywhere you want. The frame positions are not saved.
WoWInterface
FluidFrames
Move, hide, scale, and resize frames with independent x&y axes.
WoWInterface
FramesResized
This addon will resize the following frames and will also make them moveable: CraftUI added 8 additional lines of items, LootFrame resizes to 8 items when needed, QuestLog added 8 additional lines of quests, TradeSkillUI added 8 additional lines of items, TrainerUI added 8 additional lines of skills.
WoWInterface, Curse
Goose
Simple state-based addon that dynamically hides selected chosen interface elements under the macro-able conditions of your choice. It's configured through the new Interface Options control panel. It can select frames based on a simple global name or a specific Lua identity.
WoWInterface, Curse
HideBlizzard
Allows you to hide default Blizzard UI items including: Bag Bar, Gryphons, Keyring Button, Main Action Bar, Micro Menu Bar, Rep Bar, XP Bar, Chat buttons, Minimap buttons (not custom), Party Unit Frames, Pet Action Bar, Pet Cast Bar, Pet Frame, Armored Man, Aura Frame, Player Cast Bar, Player Unit Frame, Rune Frame, Shapeshift Frame, Combo Point Frame, Focus Frame, Target Cast Bar, Target Unit Frame.
WoWInterface, Curse
MoveAnything
Lets you move, scale, and hide anything.
WoWInterface, Curse