WowAce

Shows all skills in a tool tip and allows you to quickly select/reselect one of them. Also handles Cooldown information.

Use
The FuBar menu will display either Skills or the name of a skill that can be used to make things (so, say, Mining doesn't show, but Smelting does). Behind the skill (name and/or icon depending on your preferences) the number of cooldown items is displayed. This display show (total item - items ready) This will not be shown when you have no cooldown items for any of the toons you play.

By selecting the (right-click) menu you see all skills that you can use to make things with for your current toon. Selecting one of these skills will open the relevant skill window and put it's name/icon up in the FuBar. Clicking this later will open the associated skill window again. The last used skill is saved between sessions.

Options
Show skill label - Toggles the display of the skill name (or the text skills) on the FuBar. Use this when you want to show only the icon and the cooldown info.
Show other player skills - Allows you to select which other toons and skills are shown.
Show cross faction skills - Toggles whether the skills mentioned above include those of other faction toons.

Show player names - Toggles display of the player names in the cooldown info
Show cooldown notification - Toggles displaying the cooldown info on the FuBar
Clear current cooldown data - Clears the current cooldown database.
Hide cooldown data for - Allows you to hide a specific cooldown

Acknowledgements
This add-on is based on avngr's FuBar_ProfessionsFu, Kemayo's FuBar_KungFu, and smuggles FubarTradeCooldownFu. Thanks guys!

Install: extract the FuBar_SkillsPlusFu folder into

\World of Warcraft\Interface\AddOns\