Principal authors and major contributors (alphabetically):

Bryon Engelhardt <ebryon77@gmail.com>
Ed Sanders <ejsanders@gmail.com>
James Forrester <jforrester@wikimedia.org>
Lindsey Simon <elsigh@google.com>
Roan Kattouw <roankattouw@gmail.com>
Roozbeh Pournader <roozbeh@gmail.com>
Timo Tijhof <krinklemail@gmail.com>
Trevor Parscal <trevorparscal@gmail.com>