Some sample manifest + html/js for creating add-ins to OneNote
Demo: Shows the ability to get OneNote hierarchy elements and add to it using add-ins
Pocket: Calls into the Pocket API to retrieve readings from your Pocket list and add them to your OneNote notebook
SportsTeams: Populates your notebook with teams and players from certain sports for easy note taking
Stickers: Easily add motivational stickers to your notebook straight from the ribbon