Many people have contributed to MCServer, and this list attempts to broadcast at least some of them.

BasedDoge (Donated AlchemistVillage prefabs)
bearbin (Alexander Harkness)
derouinw
Diusrex
Duralex
FakeTruth (founder)
Howaner
keyboard
Lapayo
Luksor
M10360
marmot21
Masy98
mborland
mgueydan
MikeHunsinger
mtilden
nesco
rs2k
SamJBarney
Sofapriester
SphinxC0re
STR_Warrior
structinf (xdot)
Sxw1212
Taugeshtu
tigerw (Tiger Wang)
tonibm19
UltraCoderRU
WebFreak001
worktycho
xoft
Yeeeeezus (Donated AlchemistVillage prefabs)

Please add yourself to this list if you contribute to MCServer.