BasicMinimap is a basic solution to a clean, square minimap. Current feature set: Moving, Scaling, Hiding blizz buttons, Zooming with mouse wheel, Square or circular minimap, Strata selection, Selecting which mouseclick opens which menu (tracking/calendar), Auto showing the calendar button when invites arrive, Border and border color selection.
Chinchilla Minimap alters the Blizzard Minimap in a way to provide much nicer features and other niceties.
Mappy is a minimap addon which changes the standard round minimap into a square minimap. In addition, it adds these features to the minimap: Automatic layout of addon buttons; Zooming in and out with the mouse wheel; Combat alpha setting; Save and load profiles (size, position, settings, etc.); Flashing nodes for better visibility (off by default).
Minimap addon from NeavUI. Class colored date and time. Shows number of guild and friends online on mouseover. Clicking date on top right opens calendar.
Requires !Beautycase for border.
WoWInterface, NeavUI github
A Diablo flavoured Minimap. It has nearly zero config option. Only get it if you like the style. This is from Roth UI.
Minimap mod that allws minimap moving, and movement of things like the quest tracker and durability frame. Customization of zone text, Hiding of all buttons attached to the minimap (can be set to be always hidden, or to show on minimap hover). Sexy minimap border options, extremely configurable, with several slammin' presets. Ping notification, Mousewheel minimap zoom, and auto zoom-out. A HUD overlay for resource gathering, target tracking, and more.