See the verbs used in your commit messages

commits.rb

# Usage: ruby commits.rb <user> <repo>

require 'open-uri'
require 'json'

user = ARGV[0]
repo = ARGV[1]

commits  = JSON.parse(open("https://github.com/#{user}/#{repo}/commits.json").read)["commits"]
messages = commits.map{ |c| c["message"] }
verbs    = messages.map{ |m| m[/\w+/] }.sort.uniq
puts verbs