Calculator was started in 2013 and has received many contributions from the following people. 

In addition, numerous translations, bug reports and other non-code contributions have been made which are equally valued.

Aashrut
Aayush Gupta
Advocatux
Ahmed Suliman
Aitzol Berasategi
Alan Pope
Alberto
Alessandro Vinciguerra
Alexey Balmashnov
Allan Nordhøy
Anastopoulos Theocharis
Andrea Cerisara
André Büsgen
Andrew Hayzen
Andrzej Stamburski
Anne017
Anne Onyme
Anonymous
ArashiHino
Arda Canbolat
Arvid Brodin
Aurelio Cilia
Bartosz Kosiorek
Brian Douglass
Brînzariu Cristian
Chris Clime
Dalton Durst
Dan
Daniel Frańczak
Daniel Holbach
Dano6
David Planella
Dimitra
Dmytro Gladkyi
Efstathios Iosifidis
Ege Öz
Ennio Lavagnini
Enolp
Eran
Eugene Markoff
Fabian Baumanis
Florian Boucault
Florian Leeber
Francisco Molinero
Gabriele
Gerd Sänger
Ghostranger
Gianmarco
Girish Rawat
Giulio Collura
Guido Berhoerster
Heimen Stoffels
Henrik Holm
Hosted Weblate
HSN80
Hussain Hashem Aljafri
Ierihon
Iuri Jikidze
Ivan Semkin
Ivo Xavier
Jaume Angrill
Jean Joubert
Jeff
Jiri Grönroos
Joan CiberSheep
Johannes Renkl
Louies
Louies0623
Lxdb
Maor26
Marius Gripsgard
Mattia Rizzolo
Mevlüt Erdem Güven
Michael Bauer
Michael Zanetti
Michal Predotka
Mike
Mike Gabriel
Milan Korecký
Moo
Moshe Lazar
M Sugahara
Muhammad
Mutse Young
Nekhelesh Ramananthan
Nelly Simkova
Neutrum N
Niklas Wenzel
Noock
Nskaggs
Øjvind Fritjof Arnfred
Pablo Foche
Pavel Borecki
Peter Nerlich
Peter Valachovič
P -H Lin
PhompAng
Phu1237
Qutghan
RedXXIII
Renato Araujo Oliveira Filho
Riccardo Padovani
Rodrigo Benedito
Rondy Andersson
Ryan Argente
Sami Törmänen
Samson
Sander
Santiago Baldassin
Satriocode
Sergii Horichenko
Sergio Reyes
Sina Bakhtiari
Somnuk Limsiroratana
SongInseo
Stefano Melchior
Stefano Verzegnassi
Stoian Minaiev
Sven
Taka Turgut
Tamer Dab
T-h-e-p-e-t-e-r
Timothy G
Tom Dom
Tom Rausner
Twinkybot
Ubports_arabic
Victor Thompson
Walter Garcia-Fontes
Wangyou
Weblate
Yaron Shahrabani
Yasser Lotfy
Young Kim
Aashrut
Aayush Gupta
Advocatux
Ahmed Suliman
Aitzol Berasategi
Alan Pope
Alberto
Alessandro Vinciguerra
Alexey Balmashnov
Allan Nordhøy
Anastopoulos Theocharis
Andrea Cerisara
André Büsgen
Andrew Hayzen
Andrzej Stamburski
Anne017
Anne Onyme
Anonymous
ArashiHino
Arda Canbolat
Arvid Brodin
Aurelio Cilia
Bartosz Kosiorek
Brian Douglass
Brînzariu Cristian
Chris Clime
Dalton Durst
Dan
Daniel Frańczak
Daniel Frost
Daniel Holbach
Dano6
David Planella
Dimitra
Dmytro Gladkyi
Efstathios Iosifidis
Ege Öz
Ennio Lavagnini
Enolp
Eran
Eugene Markoff
Fabian Baumanis
Florian Boucault
Florian Leeber
Francisco Molinero
Gabriele
Gerd Sänger
Ghostranger
Gianmarco
Girish Rawat
Giulio Collura
Gnu-ewm
Guido Berhoerster
Heimen Stoffels
Henrik Holm
Hosted Weblate
HSN80
Hussain Hashem Aljafri
Ierihon
Iuri Jikidze
Ivan Semkin
Ivo Xavier
Jaume Angrill
Jean Joubert
Jeff
Jiri Grönroos
Joan CiberSheep
Johannes Renkl
Louies
Louies0623
Luna Jernberg
Lxdb
Maor26
Marius Gripsgard
Mattia Rizzolo
Mevlüt Erdem Güven
M Fatih Uluçam
Michael Bauer
Michael Zanetti
Michal Predotka
Mike
Mike Gabriel
Milan Korecký
Moo
Moshe Lazar
M Sugahara
Muhammad
Mutse Young
Nekhelesh Ramananthan
Nelly Simkova
Neutrum N
Niklas Wenzel
Noock
Nskaggs
Øjvind Fritjof Arnfred
Pablo Foche
Pavel Borecki
Peter Nerlich
Peter Valachovič
P -H Lin
Phlostically
PhompAng
Phu1237
Qutghan
RedXXIII
Renato Araujo Oliveira Filho
Riccardo Padovani
Rodrigo Benedito
Rondy Andersson
Ryan Argente
Sami Törmänen
Samson
Sander
Santiago Baldassin
Satriocode
Sergii Horichenko
Sergio Reyes
Sina Bakhtiari
Somnuk Limsiroratana
SongInseo
Stefano Melchior
Stefano Verzegnassi
Stoian Minaiev
Sven
Taka Turgut
Tamer Dab
T-h-e-p-e-t-e-r
Timothy G
Tom Dom
Tom Rausner
Twinkybot
Ubports_arabic
Victor Thompson
Walter Garcia-Fontes
Wangyou
Weblate
Yaron Shahrabani
Yasser Lotfy
Young Kim