Chartbuddy doesn't use a browser. So that initial login is tricky. There may be ways of doing it manually and transferring the cookies to Chartbuddy if the forum doesn't guard against them but in my experience you tend to run into them expiring way too often and that requires manual intervention again. That's way less than ideal.
Bitcointalk offers a link for captcha-less login that works only for a specific user.
It has the form
https://bitcointalk.org/index.php?action=login;ccode=xxxxxxxxxxxxxxxCould that help?
In addtion here is the corresponding topic and the link where you get that unique code for your login from: