0.98.1b (version)

0.98.1 - December 30th, 2016

 * 1) Selection
 * 2) *New  selection brushes
 * 3) *New selection tools : Copy/Paste, Deselect/Inverse Select, etc.
 * 4) * brushes can only operate on unselected voxels
 * 5) * brushes can operate on both selected and unselected voxels
 * 6) *Edit Tools can only operate on selected voxels
 * 7) *Transform Tools  modify selected voxels around local center
 * 8) * only exports selected voxels if selection exists
 * 9) Selection Brushes
 * 10) * to add selection,   to subtract selection
 * 11) *Box Select: select voxels within a box
 * 12) *Rect Select: select voxels within a screen rect:  click voxel to navigate to 90 degree view
 * 13) *Region Select: select voxels within same volume, same face, or with same color
 * 14) Pattern Brush
 * 15) *Can create Pattern directly from selection: very helpful for texturing surface/duplicating small shapes
 * 16) *Can rotate Pattern around z, x, y axes with keys,  ,
 * 17) *Can add local offset to Pattern with arrow and page keys
 * 18) *Reset local offset to 0 with  key
 * 19) Bounding Box and Frame Grids
 * 20) *Can select on all six faces of bounding box now
 * : can change spacing, very helpful for measurement
 * 1) Camera Setting
 * : ACES Filmic Tone Mapping
 * : Depth of Field, click voxel with  to set camera focus
 * 1) Misc
 * 2) *Command : diagonal symmetry
 * 3) *Command : export volume as an image of size (width, height x depth)

Source
Update log of the official github page.