Reference

Importing NONMEM to rxode2
nonmem2rx()	Convert a NONMEM source file to a rxode model (nlmixr2-syle)
Cross-checking manual models
as.nonmem2rx()	Convert a model to a nonmem2rx model
Reading in information from NONMEM
nminfo()	Get the most accurate information you can get from NONMEM
nmcov()	Read in data file
nmext()	Reads the NONMEM .ext file for final parameter information
nmlst()	Reads the NONMEM .lst file for final parameter information
nmtab()	Read nonmem table file
nmxml()	Read a nonmem xml and create output similar to the nmlst()