Extensions

Name	Docs	Description
Feature
Post Comments		Allow users to make comments on images
Post List		Show a list of uploaded posts
Private Messaging		Allow users to send messages to eachother
File Handling
Handle MP3		Handle MP3 files
Handle Pixel		Handle JPEG, PNG, GIF, WEBP, etc files
Handle Video		Handle FLV, MP4, OGV and WEBM video files.
Replace File		Allows people to replace files for existing posts
General
Alias Editor		Edit the alias list
BBCode		Turns BBCode into HTML
Favorites		Allow users to favorite images
Random Post		Do things with a random post
System Info		Show various bits of system information
Integration
RSS for Posts		Self explanatory
Metadata
Lock Editor		Allow images to have metadata locked
Owner Editor		Allow images to have owners assigned to them
Post Ratings		Allow users to rate images "safe", "questionable" or "explicit"
Post Relationships		Allow posts to have relationships (parent/child).
Post Titles		Add titles to media posts
Private Post		Allows users to mark images as private, which prevents other users from seeing them.
Source Editor		Allow images to have sources assigned to them
Tag Editor		Allow images to have tags assigned to them
Moderation
Bulk Actions		Provides query and selection-based bulk action support
Word Filter		Simple search and replace