For those who trade with the help of bots, we have great news! We posted a free example of a bot for bidding on our stock exchange and a library to write your bot.

Example of a bot for trading on our exchange: https://github.com/bitfex/bitfex-bot/blob/master/bot.rb

Libraries for writing your bot:
For node.js: https://www.npmjs.com/package/bitfex
For ruby: https://rubygems.org/gems/bitfex