A Month in Core – March 2025

Here’s some aggregate data for March 2025 about WordPress CoreCore Core is the set of software required to run WordPress. The Core Development Team builds WordPress. contribution on TracTrac Trac is the place where contributors create issues for bugs or feature requests much like GitHub.https://core.trac.wordpress.org/..

Please note:

  • These data only include code contributions to WordPress codebase, not contributions on GitHubGitHub GitHub is a website that offers online implementation of git repositories that can easily be shared, copied and modified by other developers. Public repositories are free to host, private repositories require a paid subscription. GitHub introduced the concept of the ‘pull request’ where code changes done in branches by contributors can be reviewed and discussed before being merged be the repository owner. https://github.com/ repositories such as GutenbergGutenberg The Gutenberg project is the new Editor Interface for WordPress. The editor improves the process and experience of creating new content, making writing rich content much simpler. It uses ‘blocks’ to add richness rather than shortcodes, custom HTML etc. https://wordpress.org/gutenberg/ (but it still include Gutenberg package merges and related backports).
  • The committers data only includes commits to trunk. Branch backports are not taken into account for now.
  • The raw data for this post are available on this public spreadsheet (opens in a new tab). You might find it easier to read.
  • All the links for the graphics below open a new tab to display them in full size.

General Trac overview

Ticket numbers are based on the Trac timeline for the period above.

In March, the WordPress Core team shipped 226 commits (+104 compared to last month). 173 tickets were opened (+25), 193 tickets were closed (-12), and 36 were reopened (+11).

This month, 190 people contributed to WordPress source code using Trac (-25 compared to last month, which is expected given we entered betaBeta A pre-release of software that is given out to a large group of users to trial under real conditions. Beta versions have gone through alpha testing in-house and are generally fairly close in look, feel and function to the final product; however, design changes often occur as part of the process./RCRelease Candidate A beta version of software with the potential to be a final product, which is ready to release unless significant bugs emerge. cycles), and 34 people made their very first contribution to WordPress Core ♥️ (-8).

Components activity

How did March’s commits break out by Core Component?

The most prolific components were:

  • Editor with 19 commits (15%)
  • Coding Standards with 16 commits (13%)
  • Build/Test Tools with 14 commits (11%)
  • Media with 11 commits (9%)
  • Bundled Themes with 10 commits (8%)
  • General with 7 commits (6%)
  • REST APIREST API The REST API is an acronym for the RESTful Application Program Interface (API) that uses HTTP requests to GET, PUT, POST and DELETE data. It is how the front end of an application (think “phone app” or “website”) can communicate with the data store (think “database” or “file system”) https://developer.wordpress.org/rest-api/. with 5 commits (4%)
  • Upgrade/Install with 4 commits (3%)
  • Themes with 4 commits (3%)
March 2025 Core commits distribution across WordPress Core components

Contributors data retrieved from WordPress.orgWordPress.org The community site where WordPress code is created and shared by the users. This is where you can download the source code for WordPress core, plugins and themes as well as the central location for community conversations and organization. https://wordpress.org/ profiles

The data below comes from matching contributors’ usernames, as mentioned in Trac props, with their profiles on WordPress.org.

One caveat: this ignores usernames that did not match a profile on dotorg, plus any that had blank or unusable country/company information (“The Universe”, “Unicorn land” or “Planes, Trains, and Busses” are not known countries 🙂).

Countries stats

In March, people from at least 31 countries contributed to WordPress Core.

The next graphs show the number of props received by country and the number of contributors from each country. The top 10 countries, based on the number of props received, are these (evolution since last month is provided between parenthesis):

CountryContributionsContributors
India112 (+49)43 (+7)
USA81 (+7)19 (-8)
France49 (+15)9 (+3)
Italy28 (-6)2 (-3)
Australia25 (+15)3 (+2)
Russia18 (=)3 (+1)
Bangladesh15 (+8)11 (+4)
Sweden14 (-14)1 (=)
Georgia14 (+14)1 (+1)
Switzerland12 (-3)1 (=)
March 2025 Core contributions (props) by country
March 2025 Core contributorsCore Contributors Core contributors are those who have worked on a release of WordPress, by creating the functions or finding and patching bugs. These contributions are done through Trac. https://core.trac.wordpress.org. (people) by country

Five for the Future related stats

In March, people from at least 68 different companies/organizations (-5 since last month, which was expected given we entered beta/RC cycle) contributed to WordPress Core.

The next graphs show the number of props received by organization and the number of contributors from each organization. The top 10 organizations, based on the number of props received, are these (evolution since last month is provided between parenthesis):

CompanyContributionsContributors
10up72 (+22)11 (+4)
rtCamp56 (+20)21 (+5)
Whodunit49 (+15)8 (+5)
Yoast40 (-24)3 (=)
Automattic27 (-13)16 (-4)
Accessible WD24 (+14)1 (=)
Google22 (-8)4 (=)
Human Made17 (-1)1 (-3)
GoDaddy14 (+5)1 (=)
Emilia Capital10 (-5)1 (-1)
March 2025 Core contributions (props) by organization
March 2025 Core contributors (people) by organization

What did March hold for Core Committers?

14 Core Committers committed code to the trunk branch in WordPress SVNSVN Apache Subversion (often abbreviated SVN, after its command name svn) is a software versioning and revision control system. Software developers use Subversion to maintain current and historical versions of files such as source code, web pages, and documentation. Its goal is to be a mostly compatible successor to the widely used Concurrent Versions System (CVS). WordPress core and the wordpress.org released code are all centrally managed through SVN. https://subversion.apache.org/. repository this month (-4 compared to last month).

Of the 125 commits to the trunk branch (+21 compared to the previous month), 30 (24%) were made by people working at Whodunit, 24 (19%) from employees of 10up, 19 (15%) from people working at Yoast, and 7 (6%) by Bluehost and Google.

AccountCommitsCountryCompanyMember since
audrasjb30FranceWhodunit2011
joedolson23USAAccessible WD2008
sergeybiryukov19RussiaYoast2007
joemcgill13USA10up2008
peterwilsoncc11Australia10up2008
desrosj7USABluehost2009
johnbillion6Human Made2005
adamsilverstein4USAGoogle2012
mamaduka4GeorgiaGoDaddy2009
jorbin22009
timothyblynjacobs2StellarWP2012
flixos902USAGoogle2012
ryelle1USAAutomattic2009
westonruter1USAGoogle2007

Thanks to @francina for proofreading this post.

#core