Share some great music production resources.

I'll start off with a few. Most of my sources will pertain to EDM, but feel free to post for whatever genre. :)

Electronic Music Production, EQ Guidelines:
http://www.tranceproduction.com/articleimages/eqguidelines.jpg

Production Tip: Make Mixing Part of Your Composition Process
http://beatsmedia.com/music-production-methods/production-tip-make-mixing-part-of-your-composition-process/

Music Theory, Chords Calculator:
http://www.musictheory.net/calculators/chord