Gatan, the officilal distributor of DigitalMicrograph and related software.
Largest collection of free scripts for DigitalMicrograph.
Site of Bernhard Schaffer (DigitalMicrograph scripting).
Site of Dave Mitchel consisting of a number of useful DM scripts.
Site of Christoph Koch with software for advanced TEM.
DigitalMicrograph in Stackoverflow forum.
Multi-dimensional data analysis Hyperspy .
Everything you did know and didn’t know about PCA .