svnkit.com is an SVN library in Java. For instance, you can get the log of an SVN repository as follows:
SVNClientManager.newInstance().getLogClient(); SVNLo
Check SvnList. For an example on how to use, have a look at org.tmatesoft.svn.test.ListTest#testListOnRepositoryRoot et al. as it is present in the latest revision of the 1.7.x branch in the SVNKit repository.
SvnList
org.tmatesoft.svn.test.ListTest#testListOnRepositoryRoot