Question originally asked on Musing.io - Click here to see other answers
I don't consider upvote bots "good bots" (except for the one I included in this list) so here are the other kinds of bots:
- 
: plagiarism detection (associated to 
I believe)
- 
and 
: upvote comments that they feel are good for the blockchain
- 
: helps you by finding the first grammatical error in your post and correcting it
- 
and other Pocket accounts: a currency on the blockchain used to reward the author of a post you like a lot
- 
: gamification on the Steem blockchain
- 
and 
: give you a list of the bid bots used on a post if they have been overused on the said post, also randomly upvote posts that weren't voted by a bid bot
- 
: a voting bot that raises funds by selling its votes, those funds are used to plan tree ($1 = 1 tree)
: plagiarism detection (associated to I believe)
- and : upvote comments that they feel are good for the blockchain
- : helps you by finding the first grammatical error in your post and correcting it
- and other Pocket accounts: a currency on the blockchain used to reward the author of a post you like a lot
- : gamification on the Steem blockchain
- and : give you a list of the bid bots used on a post if they have been overused on the said post, also randomly upvote posts that weren't voted by a bid bot
- : a voting bot that raises funds by selling its votes, those funds are used to plan tree ($1 = 1 tree)
There was once 