Vectary - Vectary is a free, online 3D modeling tool and sharing platform.
Fachords - Fachords is an online site that provides many resources that you can use to take your guitar skills to the next level.
Spline - Design tool for 3d web experiences
TrueFire - The Best Guitar Lessons Online Fast. Easy. Fun.
Homies - Growing 3D scene constructor with characters, backgrounds, and objects for outstanding design projects.
Gitarrero Beginner - Gitarrero Beginner is a multi-featured, and easy-to-use guitar school developed as a guide to help you learn guitar skills and play them comfortably.