Onetastic is a multi-purpose addin for Microsoft OneNote
Try Onetastic Free
Give new life to your OneNote with Macros
Hundreds of Macros are available at Macroland
Search & Replace, Sort, Table of Contents, Insert Monthly Calendar...
Download them and add to your collection of power tools
Modify them in the Macro Editor to suit your needs

Batch Import Files

Pick multiple files or folders from your system
Batch import them into OneNote either into a single page or a page per file
Choose to attach the files or insert as printout

Meet OneCalendar

View your OneNote pages on a calendar
Find a note you took a while ago
Follow what your team members do on shared notebooks every day

Enjoy Free Built-in Tools
Image Utilities: Crop or rotate your images or select and copy text from them
Custom Styles: Customize styles in OneNote just like you can do so in Microsoft Word
Favorites/Shortcuts: Access your favorite pages from a menu or pin shortcuts to them on your desktop