2025:Hackathon - Wikimania
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Wikimania 2025 Hackathon
will be an immersive celebration of creativity, collaboration, and innovation set against the vibrant backdrop of Nairobi, Kenya. As a vital part of Wikimania, this hackathon is a working event where developers, designers, researchers, editors, and community builders from around the world meet to co-work on Product and Technology challenges. The event is an opportunity to experiment with fresh ideas, develop cutting-edge tools, and tackle real-world challenges facing the Wikimedia projects.
Program & Schedule
The Hackathon kicks off on
Tuesday, 5 August
and a dedicated workspace will be available throughout the conference until
Saturday, 9 August
Hackathon Pre-conference
Before the main Hackathon begins, join us for the Pre-Conference Day filled with orientation sessions and onboarding activities to help you get the most out of the event!
View the full schedule here
Hackathon Opening:
If you are looking forward in watching the recording for the hackathon,
please click on this link
Project Hacking:
The hackathon space will be open for all registered participants for onsite collaboration.
Hackathon Showcase:
The Wikimania
Hackathon Closing Showcase
will take place on Saturday, August 9th, from
3:30 pm
to
4:40 pm
on the
2nd floor
in
Nairobi (Ballroom 2)
(see
Conference Rooms
). During the showcase, Hackathon participants will have up to
two minutes
each to share their projects — whether they’re
finished or still in progress
— in a way that’s easy for all Wikimania attendees to understand, even those without a technical background.
Schedule:
For the hackathon schedule please
view the full schedule for the hackathon here
We’ll be including a
Newcomer Track
to support first-time participants, including sessions and help finding projects to join. If you’re attending as a newcomer, you won’t be alone — we’ve got resources and support to help you get started. More details have been shared during the
Newcomer Orientation Session
Please click on the video and watch the recorded session.
Hosted by the Wikimania Hackathon Working group
Initiative Areas
Wikimania attendees are encouraged to learn about the initiatives Wikimedia Foundation teams are working on.
We’ll have tables set up on the 2nd floor in the Trademark Hotel.
Staff will be available at these tables during lunch on
Thursday, Friday, and Saturday
to share information and answer questions.
Content Reuse
Contact
Birgit Muller
Mateus Santos
Wikimedia content is used across the internet—from search engines to AI training datasets. This table focuses on how we can support responsible reuse of our content, reduce harmful scraping, and make it easier for developers and partners to access content through supported channels. Stop by to learn more or share your thoughts.
Mobile Editing
Contact
Nicolas Ayoub
We're working to make editing on phones easier, especially for newer contributors. Stop by to learn how we're improving mobile workflows, offering in-edit guidance, and using machine learning to support editors across experience levels. Your feedback is welcome!
Safety and Security
Contact
Eric Mill
Szymon Grabarczuk
Marcin Szwarc
Come discuss our efforts to protect user privacy, ensure platform security, and promote a safe environment for both contributors and readers.
Community Wishlist
Contact
Joydeep Sengupta
Learn how the Community Wishlist turns contributor ideas into real improvements on Wikimedia sites. These projects focus on building trust, simplifying workflows, and boosting participation from both volunteers and staff. We’re eager to hear your thoughts and feedback—your input helps influence new workstreams.
PTAC (Product & Technology Advisory Council)
Contact
Egbe Eugene Agbor
The Product & Technology Advisory Council (PTAC) brings contributors into conversations about product and technology priorities at the Foundation. Stop by to learn what it’s about and how to get involved.
Admins/Functionaries and Moderator Tooling
Contact
Sam Walton
Learn about the tools and workflows that support admins, functionaries, and moderators in keeping Wikimedia projects safe and well-governed. Stop by to share your experiences or explore what's in development!
Language support
Contact
Mary Munyoki
Niklas Laxström
Visit this table to connect with folks working on tools and technical support for smaller or underrepresented languages across Wikimedia projects. The focus is on addressing language-specific needs to better support new and existing communities. Share your experiences, ask questions, or learn what’s being done to make Wikimedia more inclusive for all languages.
AI (Artificial Intelligence)
Contact
Kevin Bazira
How does Wikipedia use AI?
Stop by to chat with Wikimedia staff about how artificial intelligence and machine learning are being explored across the movement. Bring your questions, concerns, or ideas—whether you're curious about how AI is being used or want to share how it could support contributors and communities.
Wikimedia Design
Contact
Joydeep Sengupta
Come meet us to learn how we keep users at the center of our design process. You can also ask us anything about Codex, the design system for Wikimedia.
Developer Corner
Contact
Esther Akinloose
Peter Wangai
We’ll have a table labeled Developer Corner in the Hackathon room for Wikimania for WMF developers to help conference attendees with MediaWiki bugs and feature ideas. What can our experts help you with?
Fix bugs that can be fixed easily
Helping file tickets for bugs that appear hard to fix
Chatting about feature requests and helping submit a wishlist wish
What have you ever wanted to ask a Wikimedia developer?
Happy to answer general coding questions or talk about our work!
Participation & Projects
Participation in the Hackathon is open to all Wikimania attendees. If you have registered for the main conference, you are all set!
Registration:
No separate registration is needed.
Onsite Only:
This year's hackathon is an
onsite-only
event. Project leads and collaborators must be present in person to participate in project work.
Call for Projects:
Have an idea? Submit your project on Phabricator for collaboration.
Participants List:
Add yourself to the participants list to connect with others.
Please note: Project collaboration is onsite only. The opening and closing ceremonies may be streamed; details will be shared closer to the event.
How to Prepare
Set up your laptop with a development environment you might need:
Follow the instructions on the
laptop setup page
to find out more about our development environments (e.g.: creating a Phabricator account, Git, Gerrit, and more).
Browser Resources:
if you are a newcomer, please feel free to check out and try your hands on some of these resources before attending the hackathon.
Browse Projects:
Check out the
submitted projects
on Phabricator. See what others are planning and find ideas that match your skills and interests. The project tag is
Wikimania-Hackathon-2025
Bring Your Laptop:
Don't forget your computer and charger to be able to participate fully.
Join the Conversation:
Connect with other participants before the event through our
communication channels
Volunteer
The Hackathon is run by and for its participants. You can help make it a great experience for everyone!
Documentation
Help take notes during the opening and closing sessions. Feel free to document other technology track related sessions using etherpad.
Photography
Capture moments and upload them to the
Hackathon Commons Category
. Be sure to follow the event's
photography policy
Blogging
Write about the hackathon experience, the projects you've seen, or the people you've met.
Help Desk
Assist others with questions, directions, or technical queries.
Communicate
The following channels are used to connect with other participants. You only need to join one chat platform, as they are bridged together.
Chat:
Telegram
(Wikimedia Hackathon group)
Matrix
(#wikimedia-hackathon:matrix.org)
IRC
(#wikimedia-hackathon)
Social Media:
Use the hashtag
#wmhack
on Mastodon, Twitter, and other platforms.
On-wiki discussion:
Use the
Hackathon talk page
for questions.
Code of Conduct
To ensure a positive and inclusive environment, all Hackathon participants must adhere to the
Code of Conduct for technical spaces
. We prioritize respect and cooperation among attendees. Failure to comply may result in being asked to leave the event. Let's work together to create a welcoming and safe experience for everyone.
Media
Wikimedia Commons has media related to
2025:Hackathon
Organising Team
This team coordinates all aspects of the Wikimania Hackathon. They support project organizers, mentors, and participants, and ensure that technical contributors have a welcoming space to collaborate. They are also responsible for the Hackathon pages on the Wikimania wiki and managing tools like Phabricator for project submissions.
Joris Darlington Quarshie
Otto Nyongole
Onyinyechi Onifade
Egbe Eugene Agbor
Vasanth Gopa
Chlod Alejandro
Valentin Nasibu
Robert Sim
Sheila Wangari
Wikimania Hackathon throughout the years
Frankfurt 2005
Cambridge 2006
Taipei 2007
Alexandria 2008
Buenos Aires 2009
Haifa 2011
Washington, D.C. 2012
Hong Kong 2013
London 2014
Mexico City 2015
Esino Lario 2016
Montréal 2017
Cape Town 2018
Stockholm 2019
Online 2021
Online 2022
Singapore 2023
Katowice 2024
Nairobi 2025
Paris 2026
(+/-)
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Wikimania 2025/Translations
Wikimania 2025 Hackathon/Translations
2025:Hackathon
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