I searched the forum and found this:
Hypothetical Imagination Stack:
Theta Brainwave State (gumroad , enlightenedstates )
Acetylcholine Production (Patreon , The Sapien Trust )
Induce Creativity x3
Down Syndrome (every 8 hrs) x1
BDNF x2
Childlike Wonder x3
Crown & 3rd Eye Chakra Clearing w/ Growth & Stimulation
(gumroad , enlightenedstates )
Amethyst Clouds (Google Play , Spotify )
Lucid Dreaming (while sleeping)
Some may no longer be available, but you get the gist. There were others that came up during my search that you might want to explore also.