This extension will turn tabs into a menulist. It also includes the ability to use long filenames in the file tabs, and add a droplist of open files in the editor tab area. Consider it experimental, and an example of funky things you can do to XBL and XUL. After installing, go into preferences, and there will be a new tab under "Appearance". You can turn on/off the options there.
This extension shows how to add a test harness for Komodo 4.4
unit test integration (Komodo IDE only). This serves more as
an example of how to write a Komodo-compatible plugin. I picked
Nose (yucky pun not intended) because it was easy to do,
and useful, but Brandon Corfman's the go-to guy on this