Revision Control System, a
SCM that is gradually being replaced with
CVS (which is mostly compatible at an archive file level, but which is much more sophisticated and capable. Use
CVS instead of RCS for new projects...)
CVS uses RCS under the covers.
[...]
See
http://tcllib.sourceforge.net/doc/rcs.html![](/ext.png)
for information about a
tcllib package for RCS.