FlippedNormals - Retopology in Blender is now done! It will be released on Saturday - 4 Hours Long - Really getting into the 'Why' - Full head Retopo in real-time - Fundamental
Instant Meshes -- Must Have Free 3D Retopology Tool - YouTube
Short review of two Blender auto-retopology add-ons - BlenderNation
Best Auto Retopology tool ever? - Blender and CG Discussions - Blender Artists Community
Maya Auto Retopology - Blender and CG Discussions - Blender Artists Community
8 awesome Blender Addons for Retopology - InspirationTuts
Retopo Projects | Photos, videos, logos, illustrations and branding on Behance
Quad Remesher auto-retopology add-on released for Blender [$] - BlenderNation
8 awesome Blender Addons for Retopology - InspirationTuts
Retopology tools for architectural modeling • Blender 3D Architect
Retopology for Beginners in Blender 2.8 - Retopo the Correct Way - YouTube