It is not a sock puppet, but rather an automated or semi-automated account for making repetitive edits that would be extremely tedious to do manually. Most bots must be approved at WN:BOT; global bots are accepted in limited circumstances. (Check to see if this user is a global bot)
Administrators: if this bot is malfunctioning or causing harm, please block it.
Alexbot is a cross-language and cross-project pywikipedia bot script in wikimedia projects by Alex S.H. Lin.