Celebrating 50 years of the UNIX Operating system
unix50.org is a service of the SDF Public Access UNIX System!
Find out more about the SDF at sdf.org
When you connect you'll be able to CREATE and DESTROY an entire UNIX system on a whim.
Use unix50.org to learn about old and significant versions of UNIX on emulated hardware.
UNIX Systems available
UNICS (Version Zero) PDP-7 Summer 1969
First Edition UNIX PDP-11/20 November 1971
Fifth Edition UNIX PDP-11/40 June 1974
Sixth Edition UNIX PDP-11/45 May 1975
Seventh Edition UNIX PDP-11/70 January 1979
Research UNIX 8 VAX-11/750 1981
AT&T UNIX System III PDP-11/70 Fall 1982
AT&T UNIX System V PDP-11/70 1983
AT&T UNIX System V 3b2/400 1984
4.3 BSD MicroVAX June 1986
2.11 BSD PDP-11/70 January 1992
How to CONNECT
There are two methods of connecting:
ssh client such as putty or OpenSSH on macos/bsd/linux
ex. ssh email@example.com
Use the SDF HTML5 SSH site
Just press '[ENTER]' and login as user 'unix50'
How To Do STUFF?
Check out the SDF User Contributed Tutorials and WIKI