WeAreDevelopers LIVE • Sep 16, 2026

WeAreDevelopers LIVE - Is CSS Catching Up to Flash?

Chris Heilmann , Daniel Cranney , Bramus Van Damme

Google's Bramus Van Damme reveals how native CSS and HTML are finally replacing massive JavaScript libraries. Discover how to leverage built-in browser capabilities for lighter, high-performance web apps.

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#1 about 5 min

Modern CSS visual features and framework integration

How new UI capabilities and view transitions reduce reliance on legacy libraries.

#2 about 9 min

Recreating flash page flips with HTML and canvas

Using the HTML and Canvas API to build authentic 3D page curl effects with indexable text.

#3 about 6 min

Improving native form controls and the datalist element

Exploring underused HTML elements for autocomplete and upcoming browser standards for styling form inputs.

#4 about 7 min

Declarative route and navigation matching in CSS

Styling cross-document view transitions based on origin and destination URLs without blocking JavaScript.

#5 about 3 min

Animating grid layouts and cross-platform interaction patterns

How mobile touch interfaces influence user expectations for draggable and easing animations on desktop web pages.

#6 about 6 min

Feature detecting undetectable CSS property changes

Using named features to check for browser support when CSS syntax remains identical but underlying behavior changes.

#7 about 5 min

Aligning browser standards with the Interop project

How the interop process ensures consistent cross-browser implementations for existing specifications like anchor positioning.

#8 about 7 min

Rediscovering forgotten and highly useful HTML elements

Simplifying complex interactive behaviors using built-in semantic elements rather than custom JavaScript wrappers.

#9 about 5 min

Evaluating technology headlines in a fake news game

Distinguishing real technology news from fabricated stories regarding artificial intelligence and cybersecurity.

#10 about 4 min

Uncovering hidden vulnerabilities and bloat in web ecosystems

How unexpected vectors like CSS in email clients and AI-generated dependencies introduce security and performance issues.

#11 about 6 min

Exploring experimental UI interactions and retro gaming history

Reviewing whimsical interface components and the unexpected success of early arcade machine hardware tests.

#12 about 7 min

Automating local file compression with the ImageOptim tool

Reducing application payload sizes effortlessly using automated background image optimization scripts.

Matching moments

2:55 min

Evaluating the future utility of CSS Houdini web standards

Tanja Ulianova · World Congress 2023

6:48 min

Understanding Interop 2025 and new CSS capabilities

Chris Heilmann +2 · LIVE

6:37 min

Strategies for keeping up with advanced CSS evolution

Onur Gumus · LIVE

1:34 min

Collapsing web development complexity with modern browser capabilities

David Heinemeier Hansson

David Heinemeier Hansson +1 · World Congress 2024

3:51 min

Audience questions on accessibility and framework tradeoffs

Rowdy Rabouw

Rowdy Rabouw · World Congress 2022

5:39 min

Anticipating missing CSS features and upcoming standardizations

Onur Gumus · LIVE

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Upcoming sessions on this topic

World Congress 2026 North America

September 24, 2026 · 12:50–13:20

Stage 7

Architecting Agentic Apps: WebMCP, A2UI, and Agent Experience

Ankita Sood

Sr. Principal Engineer @ Secureworks | Angular GDE

Ankita Sood

World Congress 2026 North America

September 25, 2026 · 15:30–16:00

Stage 6

Small LLM in your Browser: Huge Opportunities for Web Applications

Daniel Ostrovsky

UI/UX Architect at Payoneer | AI Architect | Full Cycle Development Expert | Public Speaker | Open Source Contributor |

Daniel Ostrovsky

World Congress 2026 North America

September 24, 2026 · 10:20–10:50

Stage 1

The Browser Is Becoming an AI Runtime

Ajit Varma, Will Bryk

Ajit Varma

Will Bryk

World Congress 2026 North America

September 23, 2026 · 14:20–14:50

Stage 2

Build Interactive Copilot Experiences with Canvas Extensions

James Clancey

Principal Product Manager at GitHub

James Clancey

World Congress 2026 North America

September 25, 2026 · 11:00–11:30

Outdoor Stage

Vibe Coding Accessibility

Karl Groves

Focused on actively fixing accessibility

Karl Groves

World Congress 2026 North America

September 24, 2026 · 16:10–16:40

Stage 1

Closing the autonomous software development loop

Justin Halsall, Scott Voigt

Justin Halsall

Scott Voigt

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