Web Engines Hackfest

Daniel Roe (@danielroe.dev) and Matias Leandro Capeletto (@patak.cat) talk about "npmx: a fast, modern browser for the npm registry" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=Oydu...

Aki Rose Braun (@akiro.se) and Ethan Arrowood (@arrowood.dev) talk about "How to ship a registry when nobody wants to run one" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=gWaK...

Eemeli Aro talks about "DOM Localization" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=TuyI...

Markus Tavenrath talks about "Introduction to the RustNN ecosystem" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=AzHn...

Aki Rose Braun (@akiro.se) and Daniel Ari Ehrenberg Goldberg (@littledan.dev) talk about "The EU Cyber Resilience Act: what is it, and how does it affect web browsers?" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=nVfN...

Miyoung Shin talks about "Decoupling Extensions from Chrome: The Journey to a Modular Extensions Layer" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=p9vt...

James M Snell (@jasnell.me) talks about "A new streams API?" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=8V53...

Behdad Esfahbod talks about "HarfBuzz at 20!" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=Xfwv...

Valerie Young talks about "Accessible Testing in WPT: From Dream to Reality" at the Web Engines Hackfest 2026 www.youtube.com/watch?v=coA0...

🖼️ Pictures of the Web Engines Hackfest 2026 have been published at www.flickr.com/photos/webha...

All videos of the Web Engines Hackfest 2026 talks are now available in YouTube, enjoy them! 📹 www.youtube.com/playlist?lis...

Caption me: what on _earth_ could @danielroe.dev & @patak.cat be talking about that has me this engrossed? (look, we all know it's probably not the JavaScript) photo via @webengineshackfest.org www.flickr.com/photos/webha...

Glad to see the @webengineshackfest.org covered in the local tech magazine @codigocero.com. Of course I’m biased, but I’m very happy with the growth of the event and the really interesting discussions that happen there every year. See full interview in Galician: codigocero.com/Os-responsab...

Thanks @css-tricks.com for adding my notes of @webengineshackfest.org in this edition! ✍️🤩 I hope to see more new faces in Galicia next year! 🐙

@webengineshackfest.org is such a unique space, where you can feel the web advancing with every conversation. Once more, thanks a lot to Igalia for letting us share the story of npmx with y'all 🤍 Here is the direct link to @danielroe.dev and @patak.cat talk: www.youtube.com/live/EFp-A7T...

That's a wrap on the 2026 @webengineshackfest.org! 🎉 Three days in A Coruña: 150+ people working on browsers and web standards, 9 talks, and 20+ breakout sessions — from memory safety in WebKit to MathML Core. Recap, with direct links to every talk: www.igalia.com/2026/webengi...

Thank you everyone who joined the Servo sessions at @webengineshackfest.org this year. See you next year!

And that’s a wrap! 🎉 I had an amazing time in A Coruña, met so many talented people from all over the world, had fantastic conversations and enjoyed the best food 🐙 A huge thank you to @igalia.com for putting together such a great event and making everyone feel so welcome. See you next year! 🤗

See you next year A Coruña! Thanks a ton @igalia.com for giving us the chance to talk about @npmx.dev at @webengineshackfest.org. It was great to share this week with so many web legends. Hopeful about the future. The web is built by such a wonderful and caring group of folks ❤️

Thank you everyone attending the WebView Hacking session at @webengineshackfest.org It's great to hear about everything available in @servo.org I just need to sit down and expand the Java APIs.

The Web Engines Hackfest 2026 is now over. Thanks everyone for coming, hope you enjoyed it, the event wouldn't be the same without you. See you all next year!

We are heading into the last breakout session block of #WebEngineHackfest from 16:30 to 18:00 CEST. Navigation 101 : github.com/Igalia/weben... Web Cryptography API : github.com/Igalia/weben... MathML Core : github.com/Igalia/weben...

Full room for the WHATNOT meeting that is happening live during the @webengineshackfest.org github.com/whatwg/html/...

Kicking off the next round of breakout sessions at #WebEngineHackfest (15:00-16:30 CEST)! 🚀 WHATNOT: Meeting for the WHATWG Hacking : github.com/Igalia/weben... WebView features for Servo : github.com/Igalia/weben... Private Browsers: Ask Us Anything, Then Help Us! : github.com/Igalia/weben...

One of the takeaways from this week at @webengineshackfest.org is that standards and browser engines folks are moving way faster than I assumed, that is quite incredible given how many stakeholders and points of views need to be taken into account at every step.

Last day of the Web Engines Hackfest 2026 is ongoing, full of breakout sessions like yesterday. It looks everyone is having a great time, keep the great discussions going!

Meet our @jonaskruckenberg.de at @webengineshackfest.org in A Coruña, Galicia this week! If you're there too, make sure to say hi if you want to talk Rust or Wasm 🤝 Check out the full schedule 👇 webengineshackfest.org #RustLang #wasm

Starting a new day of breakout sessions at #WebEngineHackfest (10:00-11:30 CEST)! 🚀 Web Security Model: github.com/Igalia/weben... How can browsers help meet WCAG? : github.com/Igalia/weben... Extended Canvas Text Metrics - moving it forward : github.com/Igalia/weben...

Great first day at the Web Engine Hackfest!

Yesterday we have a day full of nice talks by our great speakers! Today the Web Engines Hackfest is continuing with a series of breakout sessions discussing different topics related to the Web Platform.

We are heading into the final breakout sessions of the day at #WebEngineHackfest (16:30-18:00 CEST)! 🚀 HTML-in-Canvas for WebKit : github.com/Igalia/weben... Servo : github.com/Igalia/weben... AsyncContext: where are we now? : github.com/Igalia/weben...

This week I'm in A Coruña, Galicia, attending the @webengineshackfest.org 👩‍💻 where we are discussing the future of web engines and standards. Given the potential impact on future web development, I thought it would be helpful to share some of my personal notes from the event. ✍️👇

The WPE track at the @webengineshackfest.org is ongoing already! You can check the schedule and join remotely from github.com/Igalia/weben...

Next breakout session block is live right now (15:00-16:30 CEST) at #WebEngineHackfest! 💥 Memory Safety in WebKit : github.com/Igalia/weben... Building Servo DevTools : github.com/Igalia/weben... WinterTC : github.com/Igalia/weben...

Live now at #WebEngineHackfest (12:00-13:30)! Breakout sessions on WPE Track : github.com/Igalia/weben... AI ate web food! Putting a browser on a (memory) diet : github.com/Igalia/weben... Cross-Origin Storage (COS) : github.com/Igalia/weben...

This is happening today at @webengineshackfest.org ! 💬 AI ate web food! Putting a browser on a (memory) diet 🗓️ Tuesday, June 16th · Noon CEST · CSS Room. We will cover the new challenges to web browsers memory usage, in 2026, caused by the RAM prices crush (and more!). cc @igalia.com #webperf

If you're interested in joining the breakouts at the web engines hackfest virtually, you can find information at github.com/Igalia/weben...

Today is breakout session day at #WebEngineHackfest! 🚀 Looking forward to collaborating on web engines and standards. WPE Track : github.com/Igalia/weben... Cyber Resilience Act : github.com/Igalia/weben... JS-less localized absolute time formatting : github.com/Igalia/weben...

@webengineshackfest.org had some great day-one talks! Here are links to the start of the talks from the live stream. Thank you to all the presenters for their work in making the web great!

. @danielroe.dev and @patak.cat presenting at @webengineshackfest.org abou npmx.. great stuff about community in here

@webengineshackfest.org kicked off today! Tomorrow, I am facilitating a breakout session: 💬 AI ate web food! Putting a browser on a (memory) diet 🗓️ Tuesday, June 16th · Noon CEST · CSS Room. #webperf cc @igalia.com

Next session live now: "npmx: a fast, modern browser for the npm registry" by Daniel Roe and Matias Leandro Capeletto (patak). 👏

The next session is live right now at #WebEngineHackfest! Aki Rose Braun and Ethan Arrowood are presenting "How to ship a registry when nobody wants to run one."

Ooh Eemeli Aro from Mozilla presenting at the @webengineshackfest.org

I’m going live at the top of the hour (5:00pm CEST) at @webengineshackfest.org with @akiro.se speaking about “How to Ship a Registry When Nobody Wants to Run One”. We are sharing how we implemented WinterTC runtime keys registry as an Ecma technical report. www.youtube.com/live/EFp-A7T...

The next session is live right now at #WebEngineHackfest! Eemeli Aro is presenting "DOM Localization."

The next session is live right now at #WebEngineHackfest! Markus Tavenrath is presenting "Introduction to the RustNN ecosystem."

Next session live now: "The EU Cyber Resilience Act: what is it, and how does it affect web browsers?" by Aki Rose Braun and Daniel Ari Ehrenberg Goldberg. 👏 Check it out at the #WebEngineHackfest schedule: github.com/Igalia/weben...

Next session live now: "Decoupling Extensions from Chrome: The Journey to a Modular Extensions Layer" by Miyoung Shin and Loren. Don't miss it! 👇

Great first two slides