- select the addon zip file you want
- click the download button
- unzip in
your-wow-3.3.5a/Interface/AddOns/
- (re)start the game
- before entering the world click the addons button at the left bottom of the screen, enable the load outdated option if necessary
- Bagnon
inventory management, a single searchable bag with all your bagslots - Bartender4
customizable action bars - CCReport
prints chat messages about CC and losing buffs - DeadlyBossMods
boss timers for raids and dungoens - GearScore
shows the score of gear, used to measure player skill..? - Grid
party and raid frames in a nice grid - Omen
customizable threat meter - OmniCC
better cooldown timers on action bars - PitBull4
customizable unit frames - Quartz
customizable cast bar - Recount
customizable damage/healing meter - TellMeWhen
customizable icons for cooldowns, (de)buffs and other stuff that may need an icon - Titan Panel
adds a bar on top or bottom of the screen with customizable information - TidyPlates
replaces floating health bars, shows proper aggro for tanks - TinyTip
replaces tooltips - WeakAuras
customizable timers, icons and bars for cooldowns and buffs
- Peggle
- Bejeweled