The ActivitySpam plugin is a spam filter for GNU social. It needs to connect to a activityspam server. You can run one yourself: https://github.com/e14n/activityspam Or use a public instance ( ex: https://spamicity.info/ ) Installation ============ add "addPlugin('ActivitySpam');" to the bottom of your config.php Settings ======== server: URL to the activityspam server consumerkey: The "key" provided by the activityspam server after you've registered and configured an account. secret: The "secret" provided by the activityspam server after you've registered and configured an account Example ======= $config['activityspam']['server'] = 'https://spamicity.info/'; $config['activityspam']['consumerkey'] = 'CONSUMER_KEY'; $config['activityspam']['secret'] = 'SECRET'; addPlugin('ActivitySpam');