Growth/Release Timeline


This page attempts to track notable changes on production and releases by the Growth team. Detailed project updates can be found here. Feel free to jump in and add anything missing!

๐ŸŽ‚ is used to mark releases the team feels are worth celebrating and usually mark the end of a long line of work.

Dates should reflect a date the change went into production and generally correspond with that week's deployment train.




  • ๐ŸŽ‚ Launched five new landing pages that will be used for the upcoming fundraising campaigns in Latin America, India, South Africa (phab: T305659).
  • Remove ad-hoc code used for GLAM event campaigns (phab: T305443).
  • ๐ŸŽ‚ Created a template system so that new campaigns only require configuration to set up, with i18n handled via on-wiki system message overrides (phab: T307521).


  • Released support of long section exclusion lists for link recommendations (phab: T308186).


  • Fixed a bug for Hindi Wikipedia and Ukrainian Wikipedia where searching for hasrecommendation:link returned no results (phab: T304542).


  • ๐ŸŽ‚ Welcome emails marketing campaign: Growth team turned on the opt-in check box for receiving emails (phab: T307844).


  • ๐ŸŽ‚ Release of AND topic selection to pilot wikis task T305399


  • Since initWikiConfig only works when deploying GrowthExperiments for the first time, and most wikis already have some Growth features, changeWikiConfig.php was updated to allow writing configuration sub-fields (phab: T306792).



  • ๐ŸŽ‚Launched new landing pages required for a new Marketing social media campaign. The goal of the campaign it to recruit new editors for Spanish Wikipedia via social media marketing (phab: T303785).


  • Deleted `growthexperiments-mentor-id` properties from user_properties table (phab: T304461).


  • Welcome emails marketing campaign: Added a checkbox to the Special:WelcomeSurvey that would permit us to send a celebratory welcome email with some tips and tricks for new users. We believe that sending an email like this would, if expanded, improve the activation and retention rate of new user accounts (phab: T303240).
  • Welcome emails marketing campaign: Reserved a control group of users in the welcome emails experiment who will not receive emails. This will allow us to see whether sending the emails has an impact on key newcomer metrics, like activation, retention, and productivity (phab: T305015).



  • ๐ŸŽ‚Added a toggle to enable AND selection of interest topics for the GLAM events campaign (phab: T301825).
  • Fixed a bug when the post-edit dialog was not shown for subsequent edits when the topic hasn't been selected (phab: T305057).


  • Made special topics available for the GLAM events campaign (phab: T301029).


  • Created GrowthExperiment database tables for all new Wikipedias (phab: T304052).


  • Reverted the disablement of Growth's image recommendation on ptwiki (phab: T304095).


  • Disabled Growth image recommendation on ptwiki, because it was discovered that an abusefilter disallowed all add an image edits made by the newcomers (phab: T302828).


  • In preparation for the upcoming marketing campaign, added a checkbox to the Special:WelcomeSurvey that would give us permission to send a celebratory welcome email with some tips and tricks for new users (phab: T303240).


  • In an upcoming marketing campaign, we plan to have landing pages with embedded videos. This task covered the creation of a landing page with a placeholder video for a proof of concept (phab: T302738).


  • Deployed 'Add an image' to pt, fa, fr, and tr Wikis (phab: T302828).




  • Fixed a bug when the additional confirmation dialog was shown when rejecting suggestion instead of allowing for a rejection to be submitted and showing the post-edit dialog (phab: T302463).


  • ๐ŸŽ‚ Enabled Growth features for 100% of new accounts on most Wikipedias (phab: T301820).


  • ๐ŸŽ‚ Deployed 'Add an image' to Spanish Wikipedia (phab: T301276).


  • ๐ŸŽ‚ At wikis where the Mentorship system is configured, mentors can now mark themselves as being away or quit, change their introduction or control the number of mentees they want to take care of (phab: T280307).



  • ๐ŸŽ‚ Add an image desktop project: enabled controlled experiment for the Add an image (desktop) deployment (phab: T298122).


  • ๐ŸŽ‚ Add an image desktop project: updated onboarding images for the desktop experience (phab: T298109).



  • Created ability to deploy Mentor Dashboard module only on the pilot wikis (phab: T298792).


  • Created a landing page for people who attended a special event organized by the Jordan Open Source Association and who were interested to create a new Wikipedia account to get help with editing (phab: T284740).
  • Fixed a bug where mentees assigned to particular mentors were visible in other mentors' recent changes list (phab: T298031).