1. Why sharing ideas that matter, matters We built Scoop.it to make it easy and rewarding to share ideas that matter. Ideas matter: they make all of us, individuals, businesses and societies, progress.
I was not aware of many of these tools. One's that coincided with my interests are Google Fonts that lists 629 open source font familes; Googe Ngram Viewer that you use to search for keywords in millions of online books; and Google Trends to find hot searches or trends orf a serach term over time.
This is the 2013 list released 30 September. Compiled by Jane Hart from votes by 500 professionals spanning 48 countries. She also compares rankings with the 2012 list and gives demographics by country. Twitter continues to be #1 with Google Drive,Doc in sencond place this year.