Academie Anderlecht

Tutorials 

Hardware 

Nicolas Collins tutorials!

Software

Max msp
https://cycling74.com

Pure Data
https://puredata.info

Sound, video, text

BBC Sound-library

ubuweb
Huge database of experimental music, sound art, sound poetry,  experimental film, performance art… 

monoskop
Wiki dedicated to avant-garde, free library of books related to sound art.

Resonancefm
Experimental music radio station 

radio garden
Listen to radiostations around the world : )

Pauline Oliveros lecture