Welcome to Linux Questions.
'/usr/bin/svn' is provided by the package 'subversion'
# 'yum install subversion'
...
Trac is a Python application > > Trac-0.11.2.1.tar.gz
http://trac.edgewall.org/wiki/TracDo...tStableRelease
> > # 'python setup.py install' ( you will need 'python-setuptools',
should be available with # 'yum install python-setuptools' )
Or find an rpm package ( trac-0.10.5-22.el5.noarch.rpm )
http://rpm.pbone.net/index.php3/stat...oarch.rpm.html
http://rpm.pbone.net/index.php3 >> "Search" > "Advanced Search"
....