DIR sydi
   DIR syllable
   DIR symlink-creator
   DIR symmetricds
   DIR symphonic
   DIR synchronicity
   DIR syncterm
   DIR synedit
   DIR synergyandroid
   DIR synfig
   DIR synkron
   DIR synoboost
   DIR syslog-server
   DIR syslog-win32
   DIR systemback
   DIR systemrescuecd
   DIR systester