BlizzMove

World of Warcraft add-on to make the default windows movable via drag & drop.

To temporarily move a window just click title of the window and drag it to where you want it. Use ctrl + scroll wheel over a window title to adjust the scale of the window for the current game session.

CurseForge

https://www.curseforge.com/wow/addons/blizzmove

WowAce

https://www.wowace.com/projects/blizzmove

WoWInterface

https://www.wowinterface.com/downloads/info23875-BlizzMove.html