Videos supports plugins written in C (and any variation of it), Python, and Vala. To install new plugins, unpack your plugins in ~/.local/share/totem/plugins/
Third party plugins
Remember last position
This plugin lets you to use the Mouse Wheel to control the Volume in Totem
Totem PPStream Plugin
This plugin adds a ppstream browser to Totem, which let you browse and play videos on kan.pps.tv.
Totem Sopcast Plugin
This plugin adds a sopcast browser to Totem, which let you browse and play sopcast channels.
Totem Arte provider Plugin
This plugin allows you to browse the freely available video streams from Arte.
Sleepy Totem Plugin
Totem Music Library Plugin
Totem Web Interface
Totem Control from Emacs
Totem Justin TV Plugin