LiveJournal provides OpenId, it doesn’t require any major settings in order to work, beside being defined on AUTHENTICATION_BACKENDS`:
SOCIAL_AUTH_AUTHENTICATION_BACKENDS = (
...
'social.backends.aol.AOLOpenId',
...
)
LiveJournal OpenId is provided by URLs in the form http://<username>.livejournal.com, this application retrieves the username from the data in the current request by checking a parameter named openid_lj_user which can be sent by POST or GET.