The PRIMARY AUTHORS are (and/or have been):

Ross Lawley <ross.lawley@gmail.com>
Harry Marr <harry@hmarr.com>
Matt Dennewitz <mattdennewitz@gmail.com>
Deepak Thukral <iapain@yahoo.com>
Florian Schlachter <flori@n-schlachter.de>
Steve Challis <steve@stevechallis.com>
Wilson Júnior <wilsonpjunior@gmail.com>
Dan Crosta https://github.com/dcrosta
Laine Herron https://github.com/LaineHerron

CONTRIBUTORS

Dervived from the git logs, inevitably incomplete but all of whom and others
have submitted patches, reported bugs and generally helped make MongoEngine
that much better:

 * blackbrrr
 * Florian Schlachter
 * Vincent Driessen
 * Steve Challis
 * flosch
 * Deepak Thukral
 * Colin Howe
 * Wilson Júnior (https://github.com/wpjunior)
 * Alistair Roche
 * Dan Crosta
 * Viktor Kerkez
 * Stephan Jaekel
 * Rached Ben Mustapha
 * Greg Turner
 * Daniel Hasselrot
 * Mircea Pasoi
 * Matt Chisholm
 * James Punteney
 * TimothéePeignier
 * Stuart Rackham
 * Serge Matveenko
 * Matt Dennewitz
 * Don Spaulding
 * Ales Zoulek
 * sshwsfc
 * sib
 * Samuel Clay
 * Nick Vlku
 * martin
 * Flavio Amieiro
 * Анхбаяр Лхагвадорж
 * Zak Johnson
 * Victor Farazdagi
 * vandersonmota
 * Theo Julienne
 * sp
 * Slavi Pantaleev
 * Richard Henry
 * Nicolas Perriault
 * Nick Vlku Jr
 * Michael Henson
 * Leo Honkanen
 * kuno
 * Josh Ourisman
 * Jaime
 * Igor Ivanov
 * Gregg Lind
 * Gareth Lloyd
 * Albert Choi
 * John Arnfield
 * grubberr
 * Paul Aliagas
 * Paul Cunnane
 * Julien Rebetez
 * Marc Tamlyn
 * Karim Allah
 * Adam Parrish
 * jpfarias
 * jonrscott
 * Alice Zoë Bevan-McGregor (https://github.com/amcgregor/)
 * Stephen Young
 * tkloc
 * aid
 * yamaneko1212
 * dave mankoff
 * Alexander G. Morano
 * jwilder
 * Joe Shaw
 * Adam Flynn
 * Ankhbayar
 * Jan Schrewe
 * David Koblas
 * Crittercism
 * Alvin Liang
 * andrewmlevy
 * Chris Faulkner
 * Ashwin Purohit
 * Shalabh Aggarwal
 * Chris Williams
 * Robert Kajic
 * Jacob Peddicord
 * Nils Hasenbanck
 * mostlystatic
 * Greg Banks
 * swashbuckler
 * Adam Reeve
 * Anthony Nemitz
 * deignacio
 * Shaun Duncan
 * Meir Kriheli
 * Andrey Fedoseev
 * aparajita
 * Tristan Escalada
 * Alexander Koshelev
 * Jaime Irurzun
 * Alexandre González
 * Thomas Steinacher
 * Tommi Komulainen
 * Peter Landry
 * biszkoptwielki
 * Anton Kolechkin
 * Sergey Nikitin
 * psychogenic
 * Stefan Wójcik
 * dimonb
 * Garry Polley
 * James Slagle
 * Adrian Scott
 * Peter Teichman
 * Jakub Kot
 * Jorge Bastida
 * Aleksandr Sorokoumov
 * Yohan Graterol
 * bool-dev
 * Russ Weeks
 * Paul Swartz
 * Sundar Raman
 * Benoit Louy
 * lraucy
 * hellysmile
 * Jaepil Jeong
 * Daniil Sharou
 * Stefan Wójcik
 * Pete Campton
 * Martyn Smith
 * Marcelo Anton
 * Aleksey Porfirov
 * Nicolas Trippar
 * Manuel Hermann
 * Gustavo Gawryszewski
 * Max Countryman
 * caitifbrito
 * lcya86 刘春洋
 * Martin Alderete (https://github.com/malderete)
 * Nick Joyce
 * Jared Forsyth
 * Kenneth Falck
 * Lukasz Balcerzak
 * Nicolas Cortot
 * Alex (https://github.com/kelsta)
 * Jin Zhang
 * Daniel Axtens
 * Leo-Naeka
 * Ryan Witt (https://github.com/ryanwitt)
 * Jiequan (https://github.com/Jiequan)
 * hensom (https://github.com/hensom)
 * zhy0216 (https://github.com/zhy0216)
 * istinspring (https://github.com/istinspring)
 * Massimo Santini (https://github.com/mapio)
 * Nigel McNie (https://github.com/nigelmcnie)
 * ygbourhis (https://github.com/ygbourhis)
 * Bob Dickinson (https://github.com/BobDickinson)
 * Michael Bartnett (https://github.com/michaelbartnett)
 * Alon Horev (https://github.com/alonho)
 * Kelvin Hammond (https://github.com/kelvinhammond)
 * Jatin- (https://github.com/jatin-)