Guitar:

Learn Guitar Quick - This is for anyone wanting to teach themselves guitar, on their own time, but still very quickly!

Riff Interactive - Live Guitar lessons, also includes private online guitar lessons and demonstrations.

Fretboard Warrior - Memorize all of the notes on the fretboard with software or flashcards!

Guitar MX - Free online guitar lessons and instructional software.

Chordie Guitar Chords - Guitar tabs, guitar chords and lyrics.

Online Guitar Lessons - Online Guitar Lessons offers free online guitar tuition in a simple an easy to understand way, using videos, photographs and audio samples.

Guitar Links - Links to major guitar manufacturers, not so well known Luthiers, accessories, amplifiers and music related sites.

Piano:

Play Piano Tonight - Good instructional lessons on how to begin to learn songs on the piano.

Rocket Piano - Offers tons of lessons to develop for your piano playing skills.

Guide to Pianos - Information on pianos, its history, famous piano players and tips.

Supplies and Music:

Guitar Mall - A guitar mall with cheap prices and a great selection. Get new or used guitars at discount prices from name brand manufacturers.

Music Notes - Once you've become more comfortable on the instrument, tons of guitar and piano music!

eLibrary - Expand your musical knowledge by browsing for other music-related e-Books available.

Theory/Notation/Ear Training:

Pure Pitch Method - Great guide to pitch recognition.

Music Industry:

Music Licensing - Music licensing is what you need to ensure proper and legitimate payment for your created music and also the proper use of it. We, at Musicdealers.com, make sure you get paid the right amount timely for your creativity.