Atomistic (lecture):
https://courses.physics.illinois.edu/phys466/fa2016/
http://www.people.virginia.edu/~lz2n/mse627/
https://spparks.sandia.gov/tutorial/html/kmc_concepts.html
Diffusion:
http://dallastrinkle.github.io/Onsager/index.html
Lecture:
http://www.acclab.helsinki.fi/~knordlun/mc/
http://www.acclab.helsinki.fi/~knordlun/rad_dam_course/
http://mhoffman.github.io/kmos/doc/build/html/topic_guides/kmc_concept.html
http://web.mit.edu/redingtn/www/netadv/Xmontecarl.html
https://ocw.mit.edu/courses/materials-science-and-engineering/3-320-atomistic-computer-modeling-of-materials-sma-5107-spring-2005/lecture-notes/
https://www.pks.mpg.de/~bemod12/Slides/
http://people.virginia.edu/~lz2n/mse305/
Software:
http://mhoffman.github.io/kmos/
https://ccpforge.cse.rl.ac.uk/gf/project/
https://ccpforge.cse.rl.ac.uk/gf/project/kmc/
http://matmodel.engr.wisc.edu/software/
https://pythonhosted.org/MAST/
Other related simulation package:
http://www.mcxtrace.org/