iStat nano
IconBuilder
Img2icns
Folder Icon Changer
Hobiconer
Icons8 App
Pixadex
Iconographer (OS X)
Vintage Folder Icons Seaside
Unity
DragThing Indicators
Floral Folder Icons
ClipToIconCM
WebIconCM
Picture2Icon
WindowIconSizeMBI
Digital Abstract Desktop Pictures
In Vitro
Quicksilver
Application Wizard
QuickBoot
Monolingual
handyPrint
TinkerTool
AirServer
iDisplay Desktop for Mac
Illuminate
DiscCloud
Macsome Audio Editor
Visifire
BBEdit
OmniWeb
Taco HTML Edit