nixpkgs/pkgs/by-name/ps
..
ps2client
ps2eps
ps3-disc-dumper
ps3iso-utils
ps3netsrv
ps_mem
psc-package
pscale
pscircle
psftools
pshs
psi-notify
psitop
psitransfer
pslib
psmisc
psol
pspg
pspp
psql2csv
psqlodbc
pssh
psst
psstop
pstoedit
pstreams
pstree
psudohash
psutils
psw