Facebook Groups Joiner Bot!
1) Login Form send POST request to server, server side it check if username and password exists in database.
(I have in my linux server file [url removed, login to view] need make post request to that file with username and password.)
2) Facebook Login Form - Best way is do using Facebook original oauth.
3) Use Facebook search api for searching groups by keywords.
4) User checked groups and system will start automatically join them groups.
5) Automatically pause job if Facebook give warning.
And user can pause anytime too joining and start them again.