paperlined.org
music
document updated 7 years ago, on Oct 10, 2017
Some basic basic stuff.
https://www.musical-u.com/learn/improvising-music-the-basics/
https://www.musical-u.com/learn/how-to-start-improvising-music-in-6-steps/
https://www.musical-u.com/learn/twelve-tips-for-learning-to-improvise-music/