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Besides gaining reputation with your questions and answers, you receive badges for being especially helpful. Badges appear on your profile page, flair, and your posts.

Question Badges

First bounty you manually award on another person's question
First bounty you manually award on your own question
Ask a well-received question on 5 separate days, and maintain a positive question record
207 awarded
Ask a well-received question on 30 separate days, and maintain a positive question record
13 awarded
Ask a well-received question on 100 separate days, and maintain a positive question record
2 awarded
Question favorited by 25 users
18 awarded
Question favorited by 100 users
3 awarded
First bounty you offer on another person's question
Question score of 10 or more
2.2k awarded
Question score of 25 or more
584 awarded
Question score of 100 or more
22 awarded
Question with 1,000 views
637 awarded
Question with 2,500 views
160 awarded
Question with 10,000 views
24 awarded
First bounty you offer on your own question
Ask a question and accept an answer
1.4k awarded
First question with score of 1 or more
2.4k awarded
Asked a question with zero score, no answers, no comments, and low views for a week
10 awarded

Answer Badges

First to answer and accepted with score of 10 or more
947 awarded
Edit and answer 1 question (both actions within 12 hours, answer score > 0)
66 awarded
Edit and answer 50 questions (both actions within 12 hours, answer score > 0)
1 awarded
Edit and answer 500 questions (both actions within 12 hours, answer score > 0)
Provide non-wiki answers of 15 total score in 20 of top 40 tags
Accepted answer and score of 40 or more
74 awarded
Answer score of 10 or more
3.5k awarded
Answer score of 25 or more
714 awarded
Answer score of 100 or more
17 awarded
Highest scoring answer that outscored an accepted answer with score of more than 10 by more than 2x
16 awarded
Provide an answer of +20 score to a question of -5 score
41 awarded
Answer more than 30 days after a question was asked as first answer scoring 2 or more
136 awarded
Answer a question more than 60 days later with score of 5 or more
414 awarded
Answer your own question with score of 3 or more
125 awarded
Answer a question with score of 1 or more
1.3k awarded
Zero score accepted answers: more than 5 and 20% of total
Zero score accepted answers: more than 10 and 25% of total

Participation Badges

Complete "About Me" section of user profile
38.3k awarded
Leave 10 comments
842 awarded
Leave 10 comments with score of 5 or more
144 awarded
Visit the site each day for 30 consecutive days. (Days are counted in UTC.)
268 awarded
Visit the site each day for 100 consecutive days. (Days are counted in UTC.)
101 awarded
Earn at least 200 reputation (the daily maximum) in a single day
60 awarded
Earn 200 daily reputation 50 times
Earn 200 daily reputation 150 times
Followed the Area 51 proposal for this site before it entered the commitment phase
Voted 10 times, added 3 posts score > 0, and visited the site on 3 separate days during the private beta
Post 10 messages, with 1 or more starred, in chat
Post 10 messages in chat starred by 10 different users
Active member for a year, earning at least 200 reputation
49.9k awarded

Tag Badges

You must have a total score of 100 in at least 20 non-community wiki answers to achieve this badge.
129 awarded
You must have a total score of 400 in at least 80 non-community wiki answers to achieve this badge.
21 awarded
You must have a total score of 1000 in at least 200 non-community wiki answers to achieve this badge.
5 awarded

Moderation Badges

First flagged post
380 awarded
Raise 80 helpful flags
7 awarded
Raise 500 helpful flags
Vote 300 or more times
153 awarded
First rollback
94 awarded
Served as a pro-tem moderator for at least 1 year or through site graduation
Served as an elected moderator for at least 1 year
First down vote
2.2k awarded
Complete at least one review task. This badge is awarded once per review type
474 awarded
Complete at least 250 review tasks. This badge is awarded once per review type
4 awarded
Complete at least 1,000 review tasks. This badge is awarded once per review type
Delete own post with score of 3 or higher
59 awarded
First edit
1.6k awarded
Edit 80 posts
20 awarded
Edit 500 posts (excluding own or deleted posts and tag edits)
2 awarded
Vote on 600 questions and 25% or more of total votes are on questions
29 awarded
Edit first post that was inactive for 6 months
126 awarded
Edit 100 posts that were inactive for 6 months
First retag
153 awarded
Delete own post with score of -3 or lower
280 awarded
Approve or reject 100 suggested edits
Up vote 100 answers on questions where an answer of yours has a positive score
8 awarded
Use 30 votes in a day
61 awarded
First up vote
11.2k awarded
First approved tag synonym
9 awarded
First tag wiki edit
30 awarded
Edit 50 tag wikis
2 awarded
Create a tag used by 50 questions
19 awarded
Use the maximum 40 votes in a day
39 awarded

Other Badges

Visited every section of the FAQ (retired)
274 awarded
Share a link to a question later visited by 25 unique IP addresses
114 awarded
Share a link to a question later visited by 300 unique IP addresses
3 awarded
Share a link to a question later visited by 1000 unique IP addresses
1 awarded