All Auto-retopology

Blender Development Fund
Asset Library
Blender Development Fund
Asset Library
HeadWrap: Automatic Head Retopology With Eyes and Teeth
$29$19.99

Meshwright in Addons

Easy Remesh Clean Quad Retopology
$12.99

3DMAGIC in Addons

Smart Topology Pro
$34.99$17.50

auron3d in Addons

RetopoGen — Game-Ready Auto-Retopology, LODs & Baking for Blender
$29

StormScourge Games in Addons

TopoPen
$24.99

TopoPen in Addons

TopoVision - See Your Topology Before It Exists
$1.00-$150.00

wans7 in Addons