Codepot is a web-based subversion repository manager. It incorporates the subversion revision control system and wiki-based documentation, and supports authentication via LDAP or DBMS. If you opt for the simplest, you can manage multiple subversion repositories independent of each other. Going beyond it, you can track issues, write documents, and upload release files.
See it live at http://code.abiyo.net
XRay is an analysis tool built upon your SCMs, aimed to consolidade project statistics from many repositories in a single tool, generating code reports and development statistics obtained from log data and file versions.