Ruby on Rails (English Wikipedia)

Steve Jenson; Alex Payne & Robey Pointer interview (3 April 2009). "Twitter on Scala". artima.com. Archived from the original on 19 June 2009. Retrieved 18 July 2009. We had a Ruby-based queuing system that we used for communicating between the Rails front ends and the daemons, and we ended up replacing that with one written in Scala. The Ruby one actually worked pretty decently in a normal steady state, but the startup time and the crash behavior were undesirable.

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

trends.builtwith.com

"Ruby on Rails Usage Statistics". trends.builtwith.com. Archived from the original on 12 February 2012. Retrieved 4 January 2016.
"Ruby on Rails Token Usage Statistics". trends.builtwith.com. Archived from the original on 14 March 2016. Retrieved 4 January 2016.

businessinsider.com (Global: 140^th place; English: 115^th place)

articles.businessinsider.com

"Here's Why Ruby On Rails Is Hot". Business Insider. Archived from the original on 21 December 2011. Retrieved 10 February 2012.

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

"Ruby/Rails Compatibility Matrix". devalot.com. Archived from the original on 18 August 2022. Retrieved 5 March 2021.

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

blog.evanweaver.com

Ryan King (25 September 2009). "Twitter on Ruby". Evan Weaver. Archived from the original on 27 September 2009. Retrieved 29 September 2009. We use Scala for a few things at Twitter, but the majority of the site is Ruby.

fairleads.blogspot.com (Global: low place; English: low place)

Sean Lynch (15 December 2007). "fairleads: Rails 2.0 and Scaffolding Step by Step". Fairleads.blogspot.com. Archived from the original on 29 May 2009. Retrieved 24 May 2017.

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

"Release 8.1.1". 28 October 2025. Retrieved 29 October 2025.
"Release v6.0.3.4 · rails/rails · GitHub". GitHub. Archived from the original on 8 December 2021. Retrieved 16 December 2019.
Rails 3.2.x is now compatible with Ruby 2.0.0 by sikachu · Pull Request #9406 · rails/rails · GitHub Archived 29 July 2017 at the Wayback Machine. Github.com. Retrieved on 2014-05-30.
"bumping to 3.1.0". Github.com. Archived from the original on 19 June 2016. Retrieved 31 August 2011.
"Preparing for 3.2.0 release". Github.com. Archived from the original on 29 July 2017. Retrieved 22 January 2012.
França, Rafael. "Development of Rails 7.2 starts now". GitHub. Archived from the original on 25 November 2023. Retrieved 26 September 2023.

gitlab.com (Global: low place; English: 9,569^th place)

about.gitlab.com

"Why we're sticking with Ruby on Rails". GitLab. Archived from the original on 29 August 2022. Retrieved 29 August 2022.

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

world.hey.com

David Heinemeier Hansson (7 Dec 2021) The time is right for Hotwire Archived 20 December 2021 at the Wayback Machine
David Heinemeier Hansson (6 September 2021) Rails 7 will have three great answers to JavaScript in 2021+ Archived 20 December 2021 at the Wayback Machine
"I won't let you pay me for my open source". Archived from the original on 15 December 2021. Retrieved 15 December 2021.

hey.com

David Heinemeier Hansson (31 Aug 2020) Serious security Archived 26 December 2021 at the Wayback Machine

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

Maxcer, Chris. "PowerRuby Brings Enterprise Ruby on Rails Support to IBM i". iPro Developer. Archived from the original on 9 October 2013. Retrieved 9 May 2014.

mit.edu (Global: 415^th place; English: 327^th place)

news.mit.edu

"Patching up Web applications". MIT News. 15 April 2016. Archived from the original on 27 July 2019. Retrieved 21 April 2016.

mysql.com (Global: low place; English: 8,021^st place)

dev.mysql.com

Grimmer, Lenz−− (February 2006). "Interview with David Heinemeier Hansson from Ruby on Rails". MySQL AB. Archived from the original on 25 February 2013. Retrieved 8 June 2008.

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

"5 Question Interview with Twitter Developer Alex Payne". radicalbehavior.com. 29 March 2007. Archived from the original on 23 April 2009. Retrieved 4 November 2014. By various metrics Twitter is the biggest Rails site on the net right now. Running on Rails has forced us to deal with scaling issues - issues that any growing site eventually contends with – far sooner than I think we would on another framework.

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

Cooper, Peter (24 July 2007). "David Heinemeier Hansson says No to Use of Rails Logo". Archived from the original on 25 August 2017. Retrieved 1 August 2007.

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

weblog.rubyonrails.org

Hansson, David (7 August 2006). "Ruby on Rails will ship with OS X 10.5 (Leopard)". weblog.rubyonrails.org. Archived from the original on 13 August 2006. Retrieved 8 June 2008.
Hansson, David (16 March 2009). "Rails 2.3: Templates, Engines, Rack, Metal, much more!". weblog.rubyonrails.org. Archived from the original on 21 March 2009. Retrieved 22 March 2009.
David (1 September 2012). "Rails/master is now 4.0.0.beta". weblog.rubyonrails.org. Archived from the original on 3 September 2012. Retrieved 3 September 2012.
Dhh (25 June 2013). "Rails 4.0: Final version released!". weblog.rubyonrails.org. Archived from the original on 27 April 2016. Retrieved 24 May 2017.
Dhh (8 April 2014). "Rails 4.1.0: Spring, Variants, Enums, Mailer previews, secrets.yml". weblog.rubyonrails.org. Archived from the original on 8 December 2015. Retrieved 8 April 2014.
Dhh (19 December 2014). "Rails 4.2: Active Job, Asynchronous Mails, Adequate Record, Web Console, Foreign Keys". weblog.rubyonrails.org. Archived from the original on 9 December 2015. Retrieved 5 December 2015.
Dhh (30 June 2016). "Rails 5.0: Action Cable, API mode, and so much more". weblog.rubyonrails.org. Archived from the original on 30 June 2016. Retrieved 19 November 2016.
Dhh (27 April 2017). "Rails 5.1: Loving JavaScript, System Tests, Encrypted Secrets, and more". weblog.rubyonrails.org. Archived from the original on 27 April 2017. Retrieved 10 May 2017.
"Rails 5.2.0 FINAL: Active Storage, Redis Cache Store, HTTP/2 Early Hints, CSP, Credentials". weblog.rubyonrails.org. 9 April 2018. Archived from the original on 26 July 2020. Retrieved 9 April 2018.
rafaelfranca (4 December 2018). "Rails 5.2.2 has been released!". weblog.rubyonrails.org. Archived from the original on 5 December 2018. Retrieved 4 January 2019.
dhh (19 August 2019). "Rails 6.0: Action Mailbox, Action Text, Multiple DBs, Parallel Testing, Webpacker by default, and Zeitwerk". weblog.rubyonrails.org. Archived from the original on 2 December 2019. Retrieved 12 November 2019.
eileencodes (9 December 2020). "Rails 6.1: Horizontal Sharding, Multi-DB Improvements, Strict Loading, Destroy Associations in Background, Error Objects, and more!". weblog.rubyonrails.org. Archived from the original on 9 December 2020. Retrieved 28 December 2020.
"Rails 1.0: Party like it's one oh oh!" Archived 17 December 2015 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 1.2: REST admiration, HTTP lovefest, and UTF-8 celebrations" Archived 2012-11-02 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 2.0: It's done!" Archived 28 May 2010 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
Rails 2.1: Time zones, dirty, caching, gem dependencies, caching, etc Archived 2012-11-02 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 2.2: i18n, HTTP validators, thread safety, JRuby/1.9 compatibility, docs" Archived 2 December 2008 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 2.3: Templates, Engines, Rack, Metal, much more!" Archived 21 March 2009 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 3.0: It's ready!" Archived 31 August 2010 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 30 August 2010.
David (29 August 2010). "Rails 3.0: It's ready!". weblog.rubyonrails.org. Archived from the original on 31 August 2010. Retrieved 30 August 2010. Rails 3.0 has been designed to work with Ruby 1.8.7, Ruby 1.9.2, and JRuby 1.5.2+.
Spastorino (1 September 2012). "Rails 3.2.0.rc2 has been released!". weblog.rubyonrails.org. Archived from the original on 1 September 2012. Retrieved 3 September 2012.

rubyonrails.org

"The day Merb joined Rails". rubyonrails.org. 27 December 2008. Archived from the original on 9 February 2013.
dhh (15 December 2021). "Rails 7.0: Fulfilling a vision". weblog.rubyonrails.org. Retrieved 16 December 2021.
"Rails 7.1: Dockerfiles, BYO Authentication, More Async Queries, and more!". Ruby on Rails. Archived from the original on 5 October 2023. Retrieved 8 October 2023.
França, Rafael. "Rails 7.1: Dockerfiles, BYO Authentication, More Async Queries, and more!". rubyonrails.org. Archived from the original on 5 October 2023. Retrieved 5 October 2023.
"Rails 8.0: No PaaS Required".
"Rails 8.1: Job continuations, structured events, local CI".
"Maintenance policy".
"New Rails maintenance policy and end of maintenance announcements".
"The Rails Doctrine". Ruby on Rails. Archived from the original on 8 February 2021. Retrieved 7 June 2024.
"Ruby on Rails: Deploy". rubyonrails.org. Archived from the original on 7 July 2009. Retrieved 3 December 2012.
"Ruby on Rails: Download". rubyonrails.org. Archived from the original on 12 December 2009.

guides.rubyonrails.org

"Getting Started with Rails: What Is Rails?". guides.rubyonrails.org. Archived from the original on 29 April 2016. Retrieved 10 August 2014.
"Ruby on Rails 3.1 Release Notes". guides.rubyonrails.org. 1 September 2012. Archived from the original on 27 August 2012. Retrieved 3 September 2012.
"Ruby on Rails 3.2 Release Notes". guides.rubyonrails.org. 1 September 2012.
"Rails 8.1: Job continuations, structured events, local CI". 24 October 2025. Retrieved 6 November 2025.{{cite web}}: CS1 maint: url-status (link)
"Getting Started with Rails". guides.rubyonrails.org. Archived from the original on 29 April 2016. Retrieved 10 March 2014.

edgeguides.rubyonrails.org

"Ruby on Rails 3.0 Release Notes — Ruby on Rails Guides". edgeguides.rubyonrails.org. Retrieved 24 May 2017.
"Upgrading Ruby on Rails". edgeguides.rubyonrails.org. Retrieved 5 March 2021.

api.rubyonrails.org

Js_Escape_Map. "ActionView::Helpers::JavaScriptHelper". Api.rubyonrails.org. Archived from the original on 22 July 2011. Retrieved 24 May 2017.

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

"[ANN] Rails 0.5.0: The end of vaporware!". rubytalk.org. 24 July 2004. Archived from the original on 1 August 2024. Retrieved 1 August 2024.

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

"Ruby on Rails 3.0 goes modular". sdtimes.com. 10 February 2010. Archived from the original on 24 September 2010. Retrieved 6 August 2010.

se-radio.net (Global: low place; English: low place)

Conrad, Adam (3 August 2021). "Episode 471: Jason Meller on Choosing the Right Tech Stack for a Greenfield Project". SE-Radio.net. IEEE. Archived from the original on 9 November 2021. Retrieved 9 November 2021.

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

m.signalvnoise.com

David Heinemeier Hansson (19 April 2018) Conceptual compression means beginners don’t need to know SQL — hallelujah! Archived 20 December 2021 at the Wayback Machine

slashdot.org (Global: 5,701^st place; English: 4,384^th place)

developers.slashdot.org

David Heinemeier Hansson, creator of Ruby on Rails and hey.com (19 Dec 2021) Ruby on Rails Creator Touts 7.0 as One-Person Framework, 'The Way It Used To Be' Archived 20 December 2021 at the Wayback Machine

theregister.co.uk (Global: 1,216^th place; English: 797^th place)

"Twitter jilts Ruby for Scala". theregister.co.uk. 1 April 2009. Archived from the original on 12 August 2017. Retrieved 18 July 2009. By the end of this year, Payne said, Twitter hopes to have its entire middleware infrastructure and its APIs ported to the new language. Ruby will remain, but only on the front end. "We're still happy with Rails for building user facing features... performance-wise, it's fine for people clicking around web pages. It's the heavy lifting, asynchronous processing type of stuff that we've moved away from."

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

Brook, Chris (25 September 2013). "Security Issue in Ruby on Rails Could Expose Cookies". Threat Post. The Kaspersky Lab Security News Service. Retrieved 4 June 2014.

twitch.tv (Global: 5,082^nd place; English: 4,484^th place)

blog.twitch.tv

"Breaking the Monolith at Twitch: Part One".

twitter.com (Global: 23^rd place; English: 32^nd place)

blog.twitter.com

"Twitter Search is Now 3x Faster". Twitter. Retrieved 6 June 2014.

unspace.ca (Global: low place; English: low place)

rethink.unspace.ca

Forde, Pete (23 July 2007). "Beginning Rails: From Novice to Professional". Archived from the original on 5 August 2007. Retrieved 1 August 2007.

uspto.gov (Global: 1,459^th place; English: 991^st place)

tarr.uspto.gov

""Ruby on Rails" Trademark Status". USPTO. Archived from the original on 14 October 2007. Retrieved 15 December 2021.
""Rails" Trademark Status". USPTO. Archived from the original on 15 October 2007. Retrieved 15 December 2021.
"Rails Logo Trademark Status". USPTO. Archived from the original on 15 October 2007. Retrieved 15 December 2021.

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

"[ANN] Rails 0.5.0: The end of vaporware!". rubytalk.org. 24 July 2004. Archived from the original on 1 August 2024. Retrieved 1 August 2024.
"Release v6.0.3.4 · rails/rails · GitHub". GitHub. Archived from the original on 8 December 2021. Retrieved 16 December 2019.
"Getting Started with Rails: What Is Rails?". guides.rubyonrails.org. Archived from the original on 29 April 2016. Retrieved 10 August 2014.
Goswami, Shubham. "Django vs Ruby on Rails – The Choice for Mobile App Development". appsearch.org. Archived from the original on 31 January 2021. Retrieved 28 November 2020.
Conrad, Adam (3 August 2021). "Episode 471: Jason Meller on Choosing the Right Tech Stack for a Greenfield Project". SE-Radio.net. IEEE. Archived from the original on 9 November 2021. Retrieved 9 November 2021.
Grimmer, Lenz−− (February 2006). "Interview with David Heinemeier Hansson from Ruby on Rails". MySQL AB. Archived from the original on 25 February 2013. Retrieved 8 June 2008.
Hansson, David (7 August 2006). "Ruby on Rails will ship with OS X 10.5 (Leopard)". weblog.rubyonrails.org. Archived from the original on 13 August 2006. Retrieved 8 June 2008.
Hansson, David (16 March 2009). "Rails 2.3: Templates, Engines, Rack, Metal, much more!". weblog.rubyonrails.org. Archived from the original on 21 March 2009. Retrieved 22 March 2009.
"The day Merb joined Rails". rubyonrails.org. 27 December 2008. Archived from the original on 9 February 2013.
"Ruby on Rails 3.0 goes modular". sdtimes.com. 10 February 2010. Archived from the original on 24 September 2010. Retrieved 6 August 2010.
"Ruby on Rails 3.1 Release Notes". guides.rubyonrails.org. 1 September 2012. Archived from the original on 27 August 2012. Retrieved 3 September 2012.
David (1 September 2012). "Rails/master is now 4.0.0.beta". weblog.rubyonrails.org. Archived from the original on 3 September 2012. Retrieved 3 September 2012.
Rails 3.2.x is now compatible with Ruby 2.0.0 by sikachu · Pull Request #9406 · rails/rails · GitHub Archived 29 July 2017 at the Wayback Machine. Github.com. Retrieved on 2014-05-30.
Dhh (25 June 2013). "Rails 4.0: Final version released!". weblog.rubyonrails.org. Archived from the original on 27 April 2016. Retrieved 24 May 2017.
Dhh (8 April 2014). "Rails 4.1.0: Spring, Variants, Enums, Mailer previews, secrets.yml". weblog.rubyonrails.org. Archived from the original on 8 December 2015. Retrieved 8 April 2014.
Dhh (19 December 2014). "Rails 4.2: Active Job, Asynchronous Mails, Adequate Record, Web Console, Foreign Keys". weblog.rubyonrails.org. Archived from the original on 9 December 2015. Retrieved 5 December 2015.
Dhh (30 June 2016). "Rails 5.0: Action Cable, API mode, and so much more". weblog.rubyonrails.org. Archived from the original on 30 June 2016. Retrieved 19 November 2016.
Dhh (27 April 2017). "Rails 5.1: Loving JavaScript, System Tests, Encrypted Secrets, and more". weblog.rubyonrails.org. Archived from the original on 27 April 2017. Retrieved 10 May 2017.
"Rails 5.2.0 FINAL: Active Storage, Redis Cache Store, HTTP/2 Early Hints, CSP, Credentials". weblog.rubyonrails.org. 9 April 2018. Archived from the original on 26 July 2020. Retrieved 9 April 2018.
rafaelfranca (4 December 2018). "Rails 5.2.2 has been released!". weblog.rubyonrails.org. Archived from the original on 5 December 2018. Retrieved 4 January 2019.
dhh (19 August 2019). "Rails 6.0: Action Mailbox, Action Text, Multiple DBs, Parallel Testing, Webpacker by default, and Zeitwerk". weblog.rubyonrails.org. Archived from the original on 2 December 2019. Retrieved 12 November 2019.
"Rails 7.1: Dockerfiles, BYO Authentication, More Async Queries, and more!". Ruby on Rails. Archived from the original on 5 October 2023. Retrieved 8 October 2023.
"Rails 8.0 Released: Empowering Developers to Self-Host". YouTube. 26 September 2024. Archived from the original on 8 November 2024. Retrieved 8 November 2024.
"Ruby/Rails Compatibility Matrix". devalot.com. Archived from the original on 18 August 2022. Retrieved 5 March 2021.
"Rails 1.0: Party like it's one oh oh!" Archived 17 December 2015 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 1.2: REST admiration, HTTP lovefest, and UTF-8 celebrations" Archived 2012-11-02 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 2.0: It's done!" Archived 28 May 2010 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
Rails 2.1: Time zones, dirty, caching, gem dependencies, caching, etc Archived 2012-11-02 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 2.2: i18n, HTTP validators, thread safety, JRuby/1.9 compatibility, docs" Archived 2 December 2008 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 2.3: Templates, Engines, Rack, Metal, much more!" Archived 21 March 2009 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 9 June 2010.
"Rails 3.0: It's ready!" Archived 31 August 2010 at the Wayback Machine. weblog.rubyonrails.org. Retrieved 30 August 2010.
"bumping to 3.1.0". Github.com. Archived from the original on 19 June 2016. Retrieved 31 August 2011.
"Preparing for 3.2.0 release". Github.com. Archived from the original on 29 July 2017. Retrieved 22 January 2012.
"Rails 4 in 30'". blog.wyeworks.com. Archived from the original on 4 December 2012. Retrieved 15 December 2012.
França, Rafael. "Rails 7.1: Dockerfiles, BYO Authentication, More Async Queries, and more!". rubyonrails.org. Archived from the original on 5 October 2023. Retrieved 5 October 2023.
França, Rafael. "Development of Rails 7.2 starts now". GitHub. Archived from the original on 25 November 2023. Retrieved 26 September 2023.
"The Rails Doctrine". Ruby on Rails. Archived from the original on 8 February 2021. Retrieved 7 June 2024.
Sean Lynch (15 December 2007). "fairleads: Rails 2.0 and Scaffolding Step by Step". Fairleads.blogspot.com. Archived from the original on 29 May 2009. Retrieved 24 May 2017.
"Ruby on Rails: Deploy". rubyonrails.org. Archived from the original on 7 July 2009. Retrieved 3 December 2012.
Maxcer, Chris. "PowerRuby Brings Enterprise Ruby on Rails Support to IBM i". iPro Developer. Archived from the original on 9 October 2013. Retrieved 9 May 2014.
Js_Escape_Map. "ActionView::Helpers::JavaScriptHelper". Api.rubyonrails.org. Archived from the original on 22 July 2011. Retrieved 24 May 2017.
David (29 August 2010). "Rails 3.0: It's ready!". weblog.rubyonrails.org. Archived from the original on 31 August 2010. Retrieved 30 August 2010. Rails 3.0 has been designed to work with Ruby 1.8.7, Ruby 1.9.2, and JRuby 1.5.2+.
Spastorino (1 September 2012). "Rails 3.2.0.rc2 has been released!". weblog.rubyonrails.org. Archived from the original on 1 September 2012. Retrieved 3 September 2012.
"Ruby on Rails: Download". rubyonrails.org. Archived from the original on 12 December 2009.
"Getting Started with Rails". guides.rubyonrails.org. Archived from the original on 29 April 2016. Retrieved 10 March 2014.
David Heinemeier Hansson (7 Dec 2021) The time is right for Hotwire Archived 20 December 2021 at the Wayback Machine
David Heinemeier Hansson (6 September 2021) Rails 7 will have three great answers to JavaScript in 2021+ Archived 20 December 2021 at the Wayback Machine
David Heinemeier Hansson (19 April 2018) Conceptual compression means beginners don’t need to know SQL — hallelujah! Archived 20 December 2021 at the Wayback Machine
David Heinemeier Hansson (15 May 2018) RailsConf 2018: Opening Keynote: FIXME by David Heinemeier Hansson Archived 20 December 2021 at the Wayback Machine Conceptual compression
David Heinemeier Hansson (31 Aug 2020) Serious security Archived 26 December 2021 at the Wayback Machine
David Heinemeier Hansson, creator of Ruby on Rails and hey.com (19 Dec 2021) Ruby on Rails Creator Touts 7.0 as One-Person Framework, 'The Way It Used To Be' Archived 20 December 2021 at the Wayback Machine
""Ruby on Rails" Trademark Status". USPTO. Archived from the original on 14 October 2007. Retrieved 15 December 2021.
""Rails" Trademark Status". USPTO. Archived from the original on 15 October 2007. Retrieved 15 December 2021.
"Rails Logo Trademark Status". USPTO. Archived from the original on 15 October 2007. Retrieved 15 December 2021.
Forde, Pete (23 July 2007). "Beginning Rails: From Novice to Professional". Archived from the original on 5 August 2007. Retrieved 1 August 2007.
Cooper, Peter (24 July 2007). "David Heinemeier Hansson says No to Use of Rails Logo". Archived from the original on 25 August 2017. Retrieved 1 August 2007.
"5 Question Interview with Twitter Developer Alex Payne". radicalbehavior.com. 29 March 2007. Archived from the original on 23 April 2009. Retrieved 4 November 2014. By various metrics Twitter is the biggest Rails site on the net right now. Running on Rails has forced us to deal with scaling issues - issues that any growing site eventually contends with – far sooner than I think we would on another framework.
Steve Jenson; Alex Payne & Robey Pointer interview (3 April 2009). "Twitter on Scala". artima.com. Archived from the original on 19 June 2009. Retrieved 18 July 2009. We had a Ruby-based queuing system that we used for communicating between the Rails front ends and the daemons, and we ended up replacing that with one written in Scala. The Ruby one actually worked pretty decently in a normal steady state, but the startup time and the crash behavior were undesirable.
"Twitter jilts Ruby for Scala". theregister.co.uk. 1 April 2009. Archived from the original on 12 August 2017. Retrieved 18 July 2009. By the end of this year, Payne said, Twitter hopes to have its entire middleware infrastructure and its APIs ported to the new language. Ruby will remain, but only on the front end. "We're still happy with Rails for building user facing features... performance-wise, it's fine for people clicking around web pages. It's the heavy lifting, asynchronous processing type of stuff that we've moved away from."
Ryan King (25 September 2009). "Twitter on Ruby". Evan Weaver. Archived from the original on 27 September 2009. Retrieved 29 September 2009. We use Scala for a few things at Twitter, but the majority of the site is Ruby.
"I won't let you pay me for my open source". Archived from the original on 15 December 2021. Retrieved 15 December 2021.
"Why we're sticking with Ruby on Rails". GitLab. Archived from the original on 29 August 2022. Retrieved 29 August 2022.
"Here's Why Ruby On Rails Is Hot". Business Insider. Archived from the original on 21 December 2011. Retrieved 10 February 2012.
"Ruby on Rails Usage Statistics". trends.builtwith.com. Archived from the original on 12 February 2012. Retrieved 4 January 2016.
"Ruby on Rails Token Usage Statistics". trends.builtwith.com. Archived from the original on 14 March 2016. Retrieved 4 January 2016.
"Patching up Web applications". MIT News. 15 April 2016. Archived from the original on 27 July 2019. Retrieved 21 April 2016.

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

blog.wyeworks.com

"Rails 4 in 30'". blog.wyeworks.com. Archived from the original on 4 December 2012. Retrieved 15 December 2012.

youtube.com (Global: 9^th place; English: 13^th place)

"Rails 8.0 Released: Empowering Developers to Self-Host". YouTube. 26 September 2024. Archived from the original on 8 November 2024. Retrieved 8 November 2024.
David Heinemeier Hansson (15 May 2018) RailsConf 2018: Opening Keynote: FIXME by David Heinemeier Hansson Archived 20 December 2021 at the Wayback Machine Conceptual compression

zdnet.com (Global: 786^th place; English: 558^th place)

Protalinski, Emil. "How GitHub handled getting hacked". Zdnet.com. Retrieved 24 May 2017.

Ruby on Rails (English Wikipedia)

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

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

artima.com (Global: low place; English: 9,195th place)

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

trends.builtwith.com

businessinsider.com (Global: 140th place; English: 115th place)

articles.businessinsider.com

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

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

blog.evanweaver.com

fairleads.blogspot.com (Global: low place; English: low place)

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

gitlab.com (Global: low place; English: 9,569th place)

about.gitlab.com

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

world.hey.com

hey.com

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

mit.edu (Global: 415th place; English: 327th place)

news.mit.edu

mysql.com (Global: low place; English: 8,021st place)

dev.mysql.com

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

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

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

weblog.rubyonrails.org

rubyonrails.org

guides.rubyonrails.org

edgeguides.rubyonrails.org

api.rubyonrails.org

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

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

se-radio.net (Global: low place; English: low place)

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

m.signalvnoise.com

slashdot.org (Global: 5,701st place; English: 4,384th place)

developers.slashdot.org

theregister.co.uk (Global: 1,216th place; English: 797th place)

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

twitch.tv (Global: 5,082nd place; English: 4,484th place)

blog.twitch.tv

twitter.com (Global: 23rd place; English: 32nd place)

blog.twitter.com

unspace.ca (Global: low place; English: low place)

rethink.unspace.ca

uspto.gov (Global: 1,459th place; English: 991st place)

tarr.uspto.gov

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

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

blog.wyeworks.com

youtube.com (Global: 9th place; English: 13th place)

zdnet.com (Global: 786th place; English: 558th place)

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

artima.com (Global: low place; English: 9,195^th place)

businessinsider.com (Global: 140^th place; English: 115^th place)

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

gitlab.com (Global: low place; English: 9,569^th place)

mit.edu (Global: 415^th place; English: 327^th place)

mysql.com (Global: low place; English: 8,021^st place)

slashdot.org (Global: 5,701^st place; English: 4,384^th place)

theregister.co.uk (Global: 1,216^th place; English: 797^th place)

twitch.tv (Global: 5,082^nd place; English: 4,484^th place)

twitter.com (Global: 23^rd place; English: 32^nd place)

uspto.gov (Global: 1,459^th place; English: 991^st place)

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

youtube.com (Global: 9^th place; English: 13^th place)

zdnet.com (Global: 786^th place; English: 558^th place)