SVN professionals suggest Subversion Edge.
Install and Update: Certified binaries, wizard driven installers with 1-click updates
Repository Management: Create, manage, browse, and local backup
User Management: Manage roles, permissions and access rules
Administration: Authentication, server management and health analytics
Desktops & IDEs: Eclipse, Visual Studio, AnkhSVN, Subclipse, and more
Cloud Services: Public cloud backup and restore to CollabNet CloudForge
TeamForge: Adds multi-server Subversion replication, code governance, improved network performance, as well as Agile ALM through DevOps
Git: Upgrade to TeamForge from SubversionEdge to manage your Git and SVN repositories within one environment
I'm really excited about it and am currently setting it up (it is Java application, so it takes some time to set it up properly compared to an ordinary web UI).