Google Open Source - All of Googles open source projects under a single umbrella
Thankbot - Drive more business with handwritten notes
SmallDevTools - Handy developer tools with a delightful interface
Felt for iPhone - Handwritten cards for the modern world
whatdevsneed - This is whatdevsneed.
Handwrytten - Handwritten notes straight from your device. Huge selection of cards or design your own. Handwriting service integrates with 1000's of apps.