Snaptag Editor - Create your own custom Snapchat code 👻
StickersApp - Extract Stickers From Photos
Vidcode - Build your own Snapchat filters with code
Imoji - Turn selfies or any photo into stickers you can text
Snapspot - Make yourself a perfect custom Snapcode
Snapchat Geofilters - Bespoke filters for different locations on your snaps.