Here you can see the 100 most popular tags. If you've got time to kill, which if you're here already you probably do, you can check out all the tags that have ever been used.
View the 100 most popular tags of all time.
These are the most popular tags this year shown upto 100.
These are the 100 most popular tags from items submitted last year.
Every item is given at least one "tag", which is like a keyword or category label. Tags help you find items which have something in common.
The more popular it is the bigger the text. Easy :)