OpenTTD (English Wikipedia)

"Merge the cpp (C++) branch". Revision log of OpenTTD's version control system. Archived from the original on April 15, 2013. Retrieved December 11, 2009.

free.fr (Global: 321^st place; English: 724^th place)

obligement.free.fr

"Amiga Games Award 2004". Amiga Games Hit Parade. Archived from the original on December 5, 2014. Retrieved November 25, 2014.

fullcirclemagazine.org (Global: low place; English: low place)

dl.fullcirclemagazine.org

McCullagh, Jonny (January 2008). "Install Open Transport Tycoon Deluxe (OpenTTD)" (PDF). Ubuntu Full Circle Magazine: 20–21. Archived (PDF) from the original on July 8, 2011.

github.com (Global: 383^rd place; English: 320^th place)

"GitHub repository". GitHub. Retrieved September 5, 2021.
copying on github.com
OpenTTD/OpenTTD, OpenTTD, June 4, 2025, retrieved June 4, 2025
"Changelog for version 1.0". Changelog in the git branch release/1.0. Retrieved March 11, 2024.

heise.de (Global: 766^th place; English: 3,515^th place)

"OpenTTD 0.7.4". Heise Software Verzeichnis. Archived from the original on December 28, 2009. Retrieved December 11, 2009.

hup.hu (Global: low place; English: low place)

"HUP Olvasók Választása Díj 2005 – eredményhirdetés". Hungarian Unix Portal (HUP) (in Hungarian). Retrieved December 11, 2009.
"HUP Olvasók Választása Díj 2007 – eredményhirdetés". Hungarian Unix Portal (HUP) (in Hungarian). Archived from the original on January 31, 2010. Retrieved December 11, 2009.
"HUP Olvasók Választása Díj 2009 – eredményhirdetés". Hungarian Unix Portal (HUP) (in Hungarian). Archived from the original on January 15, 2010. Retrieved January 14, 2010.
"HUP Olvasók Választása Díj 2010 – eredményhirdetés". Hungarian Unix Portal (HUP) (in Hungarian). Archived from the original on January 13, 2011. Retrieved May 3, 2011.

ign.com (Global: 53^rd place; English: 44^th place)

uk.pc.ign.com

Blake, Michael (June 23, 2011). "PC Gaming: Doomed? or zDoomed?". IGN. Archived from the original on June 27, 2011. Retrieved August 10, 2011.

linux-magazine.com (Global: low place; English: low place)

Carsten Schnober (June 2009). "Projects on the move" (PDF). Linux Pro Magazine. Linux New Media USA, LLC. Archived from the original (PDF) on February 24, 2012. Retrieved December 11, 2009.

lse.ac.uk (Global: 2,117^th place; English: 1,361^st place)

eprints.lse.ac.uk

Belenzon, Sharon & Schankerman, Mark A. (October 2008). Motivation and Sorting in Open Source Software Innovation (PDF). EDS Innovation Research Programme, London School of Economics and Political Science. Archived (PDF) from the original on July 18, 2011. Position 8th, Name OpenTTD, Topic Simulation, License GNU GPL, License Type Highly Restrictive, Age 2, # Developers 11, # Patches received 874, # Patches Contributed 182

openttd.org (Global: low place; English: low place)

openttd.org

"OpenTTD 15.0". January 1, 2026. Retrieved January 2, 2026.
"About OpenTTD". Official OpenTTD website. Retrieved December 11, 2009.
"OpenTTD". OpenTTD. Retrieved October 13, 2018.
"NoAI Merge". Official OpenTTD News. Archived from the original on June 12, 2018. Retrieved January 18, 2008.
"IPv6 support news article". Official OpenTTD news. Archived from the original on July 18, 2011. Retrieved March 7, 2010.

wiki.openttd.org

"OPenTTD|Patches". Retrieved February 13, 2021.
"OpenTTD | OpenMSX". wiki.openttd.org. Retrieved September 17, 2025.

vcs.openttd.org

"Merge the cpp (C++) branch". Revision log of OpenTTD's version control system. Archived from the original on April 15, 2013. Retrieved December 11, 2009.

pcgamer.com (Global: 428^th place; English: 286^th place)

Bolding, Jonathan (February 7, 2021). "Transport management classic OpenTTD is coming to Steam". PC Gamer.
Denby, Lewis. "20 free PC games you must play". PC Gamer. Retrieved February 28, 2012.
Craig Pearson (January 1, 2014). "Ten top fan-remade classics you can play for free right now". PC Gamer. Archived from the original on May 10, 2016.

rockpapershotgun.com (Global: 1,438^th place; English: 877^th place)

Smith, Graham (February 6, 2021). "Open Transport Tycoon Deluxe, one of the wonders of PC gaming, is coming to Steam". Rock Paper Shotgun. Gamer Network. Archived from the original on February 6, 2021.
"The 50 Best Free Games on PC". Rock, Paper, Shotgun. October 16, 2015. Archived from the original on October 9, 2016. Retrieved October 9, 2016.
RPS (October 31, 2016). "The 50 Best Free Games on PC". Rock, Paper, Shotgun. Archived from the original on March 12, 2017. Retrieved March 10, 2017.

sbgames.org (Global: low place; English: low place)

Luis Henrique Oliveira Rios; Luiz Chaimowicz (October 2009). "trAIns: An Artificial Intelligence for OpenTTD" (PDF). VIII Brazilian Symposium on Games and Digital Entertainment. Special Commission of Games and Digital Entertainment of the Computing Brazilian Society. Archived (PDF) from the original on July 28, 2011. Retrieved December 11, 2009.

tt-forums.net (Global: low place; English: low place)

orudge (March 6, 2004). "I proudly present to you OpenTTD!". Transport Tycoon Forums. Retrieved May 5, 2021.
TrueBrain (April 14, 2018). "OpenTTD source migration and other changes". Transport Tycoon Forums. Retrieved August 10, 2018.
"TTDPatch origin". Transport Tycoon Forums. Archived from the original on September 27, 2011. Retrieved December 11, 2009.
"Game speed is too fast". Transport Tycoon Forums. Archived from the original on September 27, 2011. Retrieved December 11, 2009.

tuxmagazine.com (Global: low place; English: low place)

Dmitri Popov (June 2006). "OpenTTD – Open source hauls the classic Transport Tycoon Delux game into the future" (PDF). TUX Magazine: 44–46. Archived from the original (PDF) on March 14, 2023. Retrieved October 11, 2021.

web.archive.org (Global: 1^st place; English: 1^st place)

"OpenTTD 0.7.4". Heise Software Verzeichnis. Archived from the original on December 28, 2009. Retrieved December 11, 2009.
Dmitri Popov (June 2006). "OpenTTD – Open source hauls the classic Transport Tycoon Delux game into the future" (PDF). TUX Magazine: 44–46. Archived from the original (PDF) on March 14, 2023. Retrieved October 11, 2021.
Belenzon, Sharon & Schankerman, Mark A. (October 2008). Motivation and Sorting in Open Source Software Innovation (PDF). EDS Innovation Research Programme, London School of Economics and Political Science. Archived (PDF) from the original on July 18, 2011. Position 8th, Name OpenTTD, Topic Simulation, License GNU GPL, License Type Highly Restrictive, Age 2, # Developers 11, # Patches received 874, # Patches Contributed 182
Smith, Graham (February 6, 2021). "Open Transport Tycoon Deluxe, one of the wonders of PC gaming, is coming to Steam". Rock Paper Shotgun. Gamer Network. Archived from the original on February 6, 2021.
"TTDPatch origin". Transport Tycoon Forums. Archived from the original on September 27, 2011. Retrieved December 11, 2009.
Luis Henrique Oliveira Rios; Luiz Chaimowicz (October 2009). "trAIns: An Artificial Intelligence for OpenTTD" (PDF). VIII Brazilian Symposium on Games and Digital Entertainment. Special Commission of Games and Digital Entertainment of the Computing Brazilian Society. Archived (PDF) from the original on July 28, 2011. Retrieved December 11, 2009.
"NoAI Merge". Official OpenTTD News. Archived from the original on June 12, 2018. Retrieved January 18, 2008.
Carsten Schnober (June 2009). "Projects on the move" (PDF). Linux Pro Magazine. Linux New Media USA, LLC. Archived from the original (PDF) on February 24, 2012. Retrieved December 11, 2009.
"IPv6 support news article". Official OpenTTD news. Archived from the original on July 18, 2011. Retrieved March 7, 2010.
McCullagh, Jonny (January 2008). "Install Open Transport Tycoon Deluxe (OpenTTD)" (PDF). Ubuntu Full Circle Magazine: 20–21. Archived (PDF) from the original on July 8, 2011.
"Game speed is too fast". Transport Tycoon Forums. Archived from the original on September 27, 2011. Retrieved December 11, 2009.
Blake, Michael (June 23, 2011). "PC Gaming: Doomed? or zDoomed?". IGN. Archived from the original on June 27, 2011. Retrieved August 10, 2011.
"Amiga Games Award 2004". Amiga Games Hit Parade. Archived from the original on December 5, 2014. Retrieved November 25, 2014.
"HUP Olvasók Választása Díj 2007 – eredményhirdetés". Hungarian Unix Portal (HUP) (in Hungarian). Archived from the original on January 31, 2010. Retrieved December 11, 2009.
"HUP Olvasók Választása Díj 2009 – eredményhirdetés". Hungarian Unix Portal (HUP) (in Hungarian). Archived from the original on January 15, 2010. Retrieved January 14, 2010.
"HUP Olvasók Választása Díj 2010 – eredményhirdetés". Hungarian Unix Portal (HUP) (in Hungarian). Archived from the original on January 13, 2011. Retrieved May 3, 2011.
Craig Pearson (January 1, 2014). "Ten top fan-remade classics you can play for free right now". PC Gamer. Archived from the original on May 10, 2016.
"The 50 Best Free Games on PC". Rock, Paper, Shotgun. October 16, 2015. Archived from the original on October 9, 2016. Retrieved October 9, 2016.
RPS (October 31, 2016). "The 50 Best Free Games on PC". Rock, Paper, Shotgun. Archived from the original on March 12, 2017. Retrieved March 10, 2017.

OpenTTD (English Wikipedia)

archive.today (Global: 14th place; English: 14th place)

free.fr (Global: 321st place; English: 724th place)

obligement.free.fr

fullcirclemagazine.org (Global: low place; English: low place)

dl.fullcirclemagazine.org

github.com (Global: 383rd place; English: 320th place)

heise.de (Global: 766th place; English: 3,515th place)

hup.hu (Global: low place; English: low place)

ign.com (Global: 53rd place; English: 44th place)

uk.pc.ign.com

linux-magazine.com (Global: low place; English: low place)

lse.ac.uk (Global: 2,117th place; English: 1,361st place)

eprints.lse.ac.uk

openttd.org (Global: low place; English: low place)

openttd.org

wiki.openttd.org

vcs.openttd.org

pcgamer.com (Global: 428th place; English: 286th place)

rockpapershotgun.com (Global: 1,438th place; English: 877th place)

sbgames.org (Global: low place; English: low place)

tt-forums.net (Global: low place; English: low place)

tuxmagazine.com (Global: low place; English: low place)

web.archive.org (Global: 1st place; English: 1st place)

archive.today (Global: 14^th place; English: 14^th place)

free.fr (Global: 321^st place; English: 724^th place)

github.com (Global: 383^rd place; English: 320^th place)

heise.de (Global: 766^th place; English: 3,515^th place)

ign.com (Global: 53^rd place; English: 44^th place)

lse.ac.uk (Global: 2,117^th place; English: 1,361^st place)

pcgamer.com (Global: 428^th place; English: 286^th place)

rockpapershotgun.com (Global: 1,438^th place; English: 877^th place)

web.archive.org (Global: 1^st place; English: 1^st place)