This fork adds a new board option to infinity:

The requirement to solve a captcha in order to create a thread, but not in order to post a reply.

Here's a quick rundown of where code edits have been made:

ALL CODE EDITS FOR NEW THREAD CAPTCHA ARE MARKED WITH THE COMMENT "New thread captcha" ONE ADITIONAL EDIT TO SETTINGS.HTML MARKED WITH:

The $config setting for new thread captcha is $config[new_thread_capt]

templates/mod/settings.html Option for new captcha thread creation has been added to the settings template. "Enable CAPTCHA" also clarified with better description.

inc/8chan-mod-pages.php Two lines of code added to 8chan-mod-pages.php

inc/config.php Line added, makes new thread captcha default to off.

/templates/post_form.html Several lines added. Makes the verification box show up in the new thread form when $config[new_thread_capt] is enabled.

/post.php Added two new conditions to if statement.