I made some NetInfo tools which "emulate" the popular commands: useradd, userdel, groupadd, groupdel; they are written in C, and interact directly with NetInfo through the framework NetInfo
http://perseo.cs.buap.mx/~danguer/projects/netinfo
I have troubles in the school =(
Not much about Getwell, I must finish first my class
Not much done this month =P