Pepperfilters - Pepper's Snapchat Geofilter creator allows you to easily create a custom snapchat geofilter for your birthday, wedding or event.
Vidcode - Build your own Snapchat filters with code
Snapcode Stickers - Promote your Snaps with stickers
Pepper - A friendly contact widget for your website
Snapspot - Make yourself a perfect custom Snapcode
StickersApp - Extract Stickers From Photos