see here: http://www.ldraw.org/library/tracker/
To submit parts, you must be authorized as an author on the Parts Tracker and have read and affirmed the Contributor Agreement.
To become authorized as an author you must first register with the LDraw.org Forum (it's free) and then send an email to the Parts Library Admin (Chris Dee) with your true first and last names and your LDraw.org username. You must also include the statement "I accept the LDraw.org Contributor Agreement with regards to all past and future contributions I make to LDraw.org".
and here: http://www.ldraw.org/cgi-bin/tracker/submit.cgi
To submit a fix for an existing part, email the file to [email protected], and it will be manually posted to the tracker.
To submit parts, you must be authorized as an author on the Parts Tracker and have read and affirmed the Contributor Agreement.
To become authorized as an author you must first register with the LDraw.org Forum (it's free) and then send an email to the Parts Library Admin (Chris Dee) with your true first and last names and your LDraw.org username. You must also include the statement "I accept the LDraw.org Contributor Agreement with regards to all past and future contributions I make to LDraw.org".
and here: http://www.ldraw.org/cgi-bin/tracker/submit.cgi
To submit a fix for an existing part, email the file to [email protected], and it will be manually posted to the tracker.