Here is an inevitably incomplete list of MUCH-APPRECIATED CONTRIBUTORS --
people who have submitted patches, reported bugs, added translations, helped
answer newbie questions, and generally made Pyperclip that much better:

Al Sweigart
Alexander Cobleigh ‏@cblgh
Andrea Scarpino https://github.com/ilpianista
Aniket Pandey https://github.com/lordaniket06
Anton Yakutovich https://github.com/drakulavich
Brian Levin https://github.com/bnice5000
Carvell Scott https://github.com/CarvellScott
Cees Timmerman https://github.com/CTimmerman
Chris Clark
Christopher Lambert https://github.com/XN137
Chris Woerz https://github.com/erendrake
Corey Bryant https://github.com/coreycb
Daniel Shimon https://github.com/daniel-shimon
Edd Barrett https://github.com/vext01
Eugene Yang https://github.com/eugene-yang
Felix Yan https://github.com/felixonmars
Fredrik Borg https://github.com/frbor
fthoma https://github.com/fthoma
Greg Witt https://github.com/GoodGuyGregory
hinlader https://github.com/hinlader
Hugo van Kemenade https://github.com/hugovk
Hynek Cernoch https://github.com/hynekcer
Jason R. Coombs https://github.com/jaraco
Jon Crall https://github.com/Erotemic
Jonathan Slenders https://github.com/jonathanslenders
JustAShoeMaker https://github.com/JustAShoeMaker
Marcelo Glezer https://github.com/gato
masajxxx https://github.com/masajxxx
Maximilian Hils https://github.com/mhils
mgunyho https://github.com/mgunyho 
Michał Górny https://github.com/mgorny
Nicola Guerrera https://github.com/nik012003
Nikolaos-Digenis Karagiannis https://github.com/Digenis
Nils Ohlmeier https://github.com/nils-ohlmeier
Orson Peters https://github.com/orlp
pgajdos https://github.com/pgajdos
PirateOfAndaman https://github.com/PirateOfAndaman
Six https://github.com/brbsix
Stefan Devai https://github.com/stefandevai
Stephen Finucane https://github.com/stephenfin
Stefan Scherfke https://github.com/sscherfke
Steve Elam
Tamir Bahar https://github.com/tmr232
Terrel Shumway https://github.com/lernisto
Tim Cuthbertson https://github.com/timbertson
Tim Gates https://github.com/timgates42
Todd Leonhardt https://github.com/tleonhardt
Troy Sankey https://github.com/pwnage101
utagawa kiki https://github.com/utgwkk
Vertliba V.V. https://github.com/vertliba
Vince West https://github.com/dvincentwest
ZEDGR https://github.com/ZEDGR