echo: Brian Fox, Chet Ramey
env: Richard Mlynarik, David MacKenzie
expand: David MacKenzie
-expr: Mike Parker
+expr: Mike Parker, James Youngman, Paul Eggert
factor: Paul Rubin
false: Jim Meyering
fmt: Ross Paterson
mkdir: David MacKenzie
mkfifo: David MacKenzie
mknod: David MacKenzie
-mktemp: Jim Meyering
+mktemp: Jim Meyering, Eric Blake
mv: Mike Parker, David MacKenzie, Jim Meyering
nice: David MacKenzie
nl: Scott Bartram, David MacKenzie
nohup: Jim Meyering
+nproc: Giuseppe Scrivano
od: Jim Meyering
paste: David M. Ihnat, David MacKenzie
pathchk: Paul Eggert, David MacKenzie, Jim Meyering
sort: Mike Haertel, Paul Eggert
split: Torbjörn Granlund, Richard M. Stallman
stat: Michael Meskes
+stdbuf: Pádraig Brady
stty: David MacKenzie
su: David MacKenzie
sum: Kayvan Aghaiepour, David MacKenzie