Super Mediocre Guitar
Don't just be mediocre, be super mediocre
Chord Library
http://adamsguitars.com/content/guitarwebapp/index.php?md=2
Guitar tab library and morehttps://www.ultimate-guitar.com
Lots of great guitar resourceshttps://www.guitar.ch/en/index.html
Chord libraryhttps://chordbook.com/