Custom phrase (contact_us_flooding) for Contacts Us flood checking telling users not to resubmit.
(Optionally) Force all usage of Contact Us form to go via XF spam checking
Recommend Redis Flood Checking to allow contact us form flood check to be unbound by the standard flood check length
Improve extendibility of the add-on
Option to discard 'contact us' messages from discouraged (user or IP)
Option to include matching spam trigger logs in post
Finds user spam trigger log entries matching the supplied email address or IP.
Option to limit to n records, or disable.
Option to limit how many days will be considered.
Prevent a conflict with IP and User Agent in Contact Email
Unbreak add-on so threads are actually created.
Allow control of the Contact Us form's flood checking length.
Contains a crude workaround for how XenForo skips flood checking for guests on the Contact Us form.(ref)
Option to allow banned users to use the Contact Us form. (Enabled by default).
Avoid double HTML escaping of the message when posting as a thread.
Minor code cleanup.
Respect forum default prefix
Ensure guest users can use normal usernames
Make Contact Us form redirect after submit to avoid double-submit