Miranda NG is designed, written & supported by:

Bartosz Białek aka Dezeath
Vadim Dashevsky aka watcher
George Hazan aka ghazan
Ekaterina Gritsenko aka Tuarisa
Alexey Koulakov aka Awkward
Michael Kunz aka Protogenes
Dmitry Kuzkin aka Bio
Eugene Lishnevsky aka elishnevsky
Tobias Weimer aka Wishmaster aka Freak_TheMighty
Vlad Mironov aka mironych
Victor Pavlychko aka nullbie
Robert Pösel aka Robyer
Ivan Rozhuk aka rozhuk
Artem Shpynov aka FYR
Kirill Volinsky aka Mataes


People that previously used to develop Miranda IM Project:

Ricardo Domenecci aka pescuma
Gennady Feldman aka gena01
Martin Öberg aka Strickz
Denis Stanishevskiy aka std
Vladislav Grishenko aka theMIROn
Richard Hughes aka Cyreve
Santithorn Bunchua aka keh
Sam Kothari aka egoDust
Jörgen Persson aka Matrix
Tim Hunter aka cojones
Kubilay Kocak aka koobs
Boris Krasnovskiy aka borkra
Josef Kucera aka joe_whale
Aaron Landwehr aka snaphat
Lyon Lim aka lyon
Tjado Maecke aka tjado
Piotr Piastucki aka the_leech
Robert Rainwater aka rainwater
Alex Sanda aka Nightwish
Adam Strzelecki aka OnO
Maxim Mluhov aka mlu
Scott Ellis aka sje
Cristian Libotean aka eblis
Roland Rabien aka FigBug
Tristan van der Velde aka Tristan_VdV 
Emostar
Esnow
Crypt0gl
Lowspirit
Glutnix