People keep mentioning Solaris as a solution but as one recent college grad (2014) I can say nobody was really using Solaris anymore. Maybe other schools still

People keep mentioning Solaris as a solution but as one recent college grad (2014) I can say nobody was really using Solaris anymore. Maybe other schools still have Solaris labs but we did not. Same with AIX and HP-UX. I really only know about these because I'm interested in tech history.