Subversion exists to be universally recognized and adopted as an open-source, centralized version control system characterized by its reliability as a safe haven for valuable data, the simplicity of its model and usage, and its ability to support the needs of a wide variety of users and projects, from individuals to large-scale enterprise operations.
Full Specifications
What's new in version 1.7.9
Version 1.7.9 has improved error messages about svn:date and svn:author props.