ear training gold online

TGO is all about the best stuff available online, so it stands to reason that the following online ear training sites must be included. Check these out - they're brilliant (and free):

EarPlane
Practise intervals, triads, 4 note chords, melodies, rhythms and modes. Snazzy lookin' site with easy to use controls and even can keep yer score for you.

I Was Doing All Right
Very cool online ear training progs (based around intervals, chords and melodies (including 'call n response workouts') written by a webtechie who plays jazz trumpet. Also features interesting and thought-provoking articles all bout playing music. AAAAA+++++++

Eartraining according to Vocalists
Some useful theory for those new and disbelieving in the whole point of train d'ear.