Drugs I so far have experience with, in no particular order.
Tobacco.
Alcohol.
Diethyl Ether, lab grade, and lots of it
Inhalents, yuk, when I was about 9-10 (dichloromethane,chloroform, glue)
Nitrite poppers.
Weed/hash/green dragon/hash oil.
Nutmeg.
Datura.
Sinicuichi.
Salvia (I am somewhat experienced with salvia, it is one of the things I make sure ALWAYS to have in stock.
Diethyl ether.
GBL, KGHB, NaGHB, CaGHB.
Kratom.
LSD.
Psilocybin mushrooms.
Amanita Muscaria.
N2O.
Ephedrine.
Amphetamine.
D-methamphetamine, D,L-methamphetamine.
D-ethylamphetamine and racemic ethylamphetamine.
Codeine.
Dihydrocodeine.
Opium.
Poppy tea.
Chloral hydrate.
Temazepam.
Cocaine.
Crack.
Methylone.
Khat.
DMT.
Wormwood (Artemisia Absinthium)
5-MeO-DMT.
Bufotenine freebase.
Yopo seed (c'ebil variety, vilca variety)
Harmine.
Harmaline.
Crude harmala seed infusion, rectally.
Iporuru (Alchornea Floribunda rootbark extract)
Yohimbine HCl.
BZP.
TFMPP.
LSA (morning glory seed)
DXM (not ever, in a million years, ever again.)
Virola snuff (epena)
Bromal hydrate (very irritant, nasty, wouln't go there again)
Caffeine (insufflated, as pure HCl)
Methcathinone.
Morphine.
Chlorobutanol.
Phenergan, showed SOME slight sort-of recreational effect, left me pretty fucked up afterwards though.
4-methylaminorex.
Soon to try:
Ketamine, hopefully.
Methaqualone base.
Ritalin.
The chloro-, bromo-, iodo, and hopefully methyl analogues of the aromatic dragonFLY series.
Mescaline (I have a growing cactus, or then again, could order some easily enough.
Ibogaine, carefully.
More benzos.
HBWR seeds.
REALLY want to try but have not yet:
Oxycodone, oxymorphone.
PCP.
Tiletamine.
2C-TFM.
2C-I.
2C-T-2, 2C-T-6.
AMT.
Psychedelic bamboo worms.
DiPT.
DPT.
A few of the acetoxy-substituted tryptamines.
Fentanyl.
MDA
DOx series, especially DOM and DOE.
MDMA.
Macromerine.