TwiBot is a bot who follow the given twitter IDs and RT,Like their tweets automatically. This was written using NodeJs and can be easily deploy to Heroku platform. Using the same codebase I have developed a Twitter bot who tweets Quotes hourly.
Twibot Code: NB Twibot GitHub Code
Daily Quote Bot: Daily Quote TwitterBot Code
Project Site : http://twibot.projects.namila.me/