Modular Grid: All the things are here. Use this site to put together your dream case -- will it fit? How much power will it use? Also a wealth of information and a marketplace for Eurorack.
The Synth Library: Awesome spot in Portland, OR to learn about modular synth. Workshops, open library hours, and community. If you are in the area, please check them out and support them!
Muffwiggler: The biggest modular synth forum out there.
Modular on the Spot: Local, low-key, outdoor modular performances. Started here in Los Angeles, and now popping up around the world. Interested in starting your own? Touch base with the original organizers, Bana Haffar and Eric "Rodent" Cheslak for tips.
Ladies of Modular: Because there are a lot more ladies (and non-binary) folks in modular than people recognize. #thefutureisfemale
Need a case?
Skein Modular: Gorgeous wood cases. Make great 60HP cases and more.
Elite Modular Cases: durable cases in 3, 6, 12, and 18u.
Submodular Systems: lightweight, durable 6u cases
A few of our favorite modular performers