PointerFocus - Allows you to highlight the cursor using either the toolbar or hotkeys.
SpotOnTheMouse - SpotOnTheMouse is a mouse pointer and keyboard action visualization software.
PainterMouse - Enhance the mouse cursor for presentations and demos
Mouseposé - Mouseposé is the indispensible mouse pointer highlighting tool (aka "virtual...
Kokomite - Add a semitransparent circle -or ring, if you'd rather- to your mouse pointer
Ripplify - A free, handy and delightful tool initially designed for presenters, trainers and teachers who want to highlight their mouse pointer.