Adium X has been updated v0.72. The release notes are available here.

SubEthaEdit has been updated to v2.1

Version 2.1 adds some often requested features: A UNIX command line utility to enable complex and interactive pipe workflows with your terminal. Overhauled printing, including all bells and whistles, even with collaborative metadata. Exporting to HTML, again with metadata. Completely user customizable syntax highlighting through styles. Support for editing files as administrator. Improved AppleScript support to allow control of sharing features.