Nodal Shading - Enhancing the existing material process, the new nodal shading view let's artists of every level create more complex shaders and materials.
Enhanced Snapping - Create complex sets of snapping conditions with the addition of new snapping presets, enhanced snapping options and intelligent snapping controls.
Animation Improvements - New keyframing features include Time Markers, Onion Skinning, Spacing Charts, and In-between Tools.
Rigging and Deformers - The new Wrap, Lattice and Bezier Deformers extend MODO's robust Order of Operations (OoO) deformation tools.
Referencing - Referencing in MODO 801 allows for efficient collaborative workflows and asset reuse that just simply works.
...See Full Release Notes