KeenTools is a VFX/3D toolset for Foundry Nuke, Blender and Adobe After Effects
GeoTracker — 3D object tracker
FaceTracker — 3D facial tracker
FaceBuilder — a tool for creating 3D models of human faces and heads based on a few photos
ReadRiggedGeo — a node for Nuke for importing rigged geometry into Nuke pipeline
PinTool — the visual version of TranformGeo for Nuke that allows easy 3D-geometry manipulation in 2D