Community gives you awards for your questions, answers and votes.
Below is the list of available badges and number of times each type of badge has been awarded.
Completed all user profile fields
Got 3 upvotes in a question tagged with "bug"
Deleted own post with score of 3 or higher
First answer was accepted with at least 10 up votes
Asked a question with 1000 views
Question favorited by 25 users
Question voted up 10 times
Question voted up 25 times
Accepted answer and voted up 40 times
Answered a question more than 60 days later with at least 5 votes
Question voted up 5 times
Asked a question with 250 views
Deleted own post with score of -3 or lower
Asked a question with 100 views
First accepted answer on your own question
Answered your own question with at least 3 up votes
Question favorited by 50 users
Asked first question with at least one up vote
Created a tag used by 50 questions
Answered first question with at least one up vote
User who has validated email associated to the account