WowAce

Counts stacked lifeblooms and uses progressive colors to indicate the active number of HOTs.

Opacity effect on action buttons in cooldown.

FuBar_WarriorAlertFu

Interface for addons to include extra information on the GuildMemberInfo frame.

WhisperBid

GoldenRun

oUF_Castbar

Reports the total threat on a mob at the end of combat.

Spell interrupt aid and announcement addon.

One Click Forced Exit / Logout / Reload UI button for Broker

Simple embeddable publish-subscribe implementation.

A mod to filter the Trade chat, shunting it to a seperate chat window if it exists (chat window is OMGWTFBBQ).

Auto-target your Prospector/Milling/Enchanting skills. v1.18

LDB port of TimeToDie, showing estimated target life expectancy in an LDB object

Repairs your items automatically upon visiting a vendor.

Shared handling of media data (fonts, sounds, textures, ...) between addons.

AvionDefaultMedia

End of combat reporting for feedback on how your cast time was spent or wasted.

TMrecruit

LDB broker for group interrupts