hTools3
A modular toolkit for type design and font production work in RoboFont.
hRasterizer
RoboFont extension to rasterize glyph contours into vector elements.
GroupSpacing
RoboFont extension to enable group-based spacing in the Space Center.
open source
TempEdit
RoboFont extension to edit glyph designspaces in a temporary font.
open source
CompareOTFs
RoboFont extension to compare TTX diffs of OpenType font tables.
open source