Super Mediocre Guitar
Don't just be mediocre, be super mediocre
Chord Library
http://adamsguitars.com/content/guitarwebapp/index.php?md=2
Chord progression generatorhttps://autochords.com/
Guitar Chord Diagram Creatorhttps://chordpic.com/
Search what you are looking forhttp://www.reddit.com/r/Guitar