A very simple addon (originally from DynamicBoxer) to generate random alphanumerical tokens at will to copy paste where needed.
Can also be a good "getting started with simple wow addons" sample code
Alignment grid, cursor coordinates, measuring tape made using the Pixel Perfect part of the MoLib library
Cleans your minimap auto hides/shows all mini map buttons and clutter as needed including with ElvUI
Auction House DB, Database recording of the AH evolution for classic, offline queries
Gives you individual, current stack and per full stack vendor sell price information (includes sell price per unit, and full stack value)