Deletes your blocks. Is really slow. Will probably hit rate limits quickly.

unblockall.rb

require 'twitter'

client = Twitter::REST::Client.new do |config|
  config.consumer_key        = ENV["CONSUMER_KEY"]
  config.consumer_secret     = ENV["CONSUMER_SECRET"]
  config.access_token        = ENV["ACCESS_TOKEN"]
  config.access_token_secret = ENV["ACCESS_TOKEN_SECRET"]
end

USER_ID = < your user id >

USER_ID = 43220757

cursor = -1
while cursor != 0 do
  puts "*" * 40
  puts "grabbing a fresh batch of blocks (#{cursor})"
  puts "*" * 40

  block_ids = client.send(:perform_get, "/1.1/blocks/ids.json", id: USER_ID, cursor: cursor)[:ids]
  cursor = block_ids[:next_cursor]
  block_ids.each_with_index do |block_id, index|
    res = client.send(:perform_post, "/1.1/blocks/destroy.json", user_id: block_id)
    if res[:name]
      puts "Unblocked #{res[:name]}: #{res[:screen_name]} (#{index} of #{block_ids.count})"
    else
      puts "Couldn't unblock #{blocked_id} (#{index} of #{block_ids.count})"
    end
  end
end