Serial

Serial need older firmware, 3.24 is known to work, from 3.67 serial doesn't work any more!

http://openlgtv.org.ru/wiki/index.php/Basic_RS-232C_connection_setup

http://code.google.com/p/lg-tv-command/

http://openlgtv.org.ru/wiki/index.php/How_to_log_your_TV (change boud rate)

Shell access

http://openlgtv.org.ru/wiki/index.php/Debug_mode_connection#Busybox_shell_access

Firmware

http://openlgtv.org.ru/wiki/index.php/Firmware_versions_history_%28Saturn_6_models%29

epak

http://ventoso.org/luca/lghacks/epak.py

Source

http://openlgtv.org.ru/wiki/index.php/Opensource_packages_list

Hacks

openlgtv (older)

http://mikko.korkalo.fi/openlgtv/

LGMOD

http://openlgtv.org.ru/wiki/index.php/LGMOD
http://openlgtv.org.ru/wiki/index.php/Achievements
http://openlgtv.org.ru/wiki/index.php/Customizing_LGMOD