Playertube

PlayerTube is a free browser extension that is used for editing and changing up the style of the current YouTube player to a more older (and better) look.
PlayerTube provides lots of features & options that can change the YouTube player's functionality and/or look, each can be enabled or disabled from it's extension menu.
Users can customize the style of their YouTube player and share it across the web for others to use with custom theming. PlayerTube provides a whole page dedicated to it's custom themes feature so users can jump right in without looking up a YouTube tutorial.

Latest update (v1.12.2):
More bug fixes!!! (I just can't catch a break can I?) Also sorry for being a little late on sending this out to browser stores...
* Fixed an issue where the settings popup would crash because of latest update (#95)
* Fixed an issue with 2015 not disappearing (with & without fade out setting option)
* Fixed settings menu not sizing on first launch with "Minify settings menu" enabled
* Added error log to popup page/window
* Touch ups to pt-resize