Why should you attend c't ? Because it's a good place to connect. #ctwd25

New this year: Join the c't slam on Nov 19 at 6 pm! C’t Editors give entertaining 10-min talks on their expertise, and you vote for the winner. Open to all — tickets available for external visitors. Includes catering. In English. ct-webdev.com/ct-slam/ #ctwd25

Vibe Coding? Please don’t. But AI isn’t completely useless for professional software development, say Marco Emrich and Ferdinand Ade. In their talk they will show how to retain control using iterative prompting and test-driven development (TDD).

full agenda: ct-webdev.com/agenda-2025/ #ctwd25

Clicks and pageviews don’t tell the whole story. Eva Feigls talk explores how frontend teams can combine product telemetry with qualitative user research to truly understand user behavior and impact.

full agenda: ct-webdev.com/agenda-2025/ #ctwd25

Everybody can use chatbots via API. With thoughtful architectures and specialized tools in JavaScript like LangChain or LangGraph you will build more complex and autonomous AI solutions. Sebastian Springer will show you how.

full agenda: ct-webdev.com/agenda-2025/ #ctwd25

Vicky Pirkers keynote takes you on a provocative journey through the evolution of User Experience, starting with key milestones in UX history before examining today's landscape. full agenda: ct-webdev.com/agenda-2025/ #ctwd25

In his keynote Daniel Sogl explores how AI coding tools are reshaping the daily work of developers, which skills will be essential in the future, and how you can future-proof your career. full agenda: ct-webdev.com/agenda-2025/ #ctwd25

"5 useful JS APIs that you've never used": Peter Kröner (bsky.app/profile/did:...) aims to drag a few unknown JavaScript features into the limelight and help developers solve some of the more esoteric challenges that can crop up in web development.

full agenda: ct-webdev.com/agenda-2025/ #ctwd25

In her talk, Martina Kraus (bsky.app/profile/mart...) will tell you "Why Storing Tokens in the Browser Is a Bad Idea". full agenda: ct-webdev.com/agenda-2025/ #ctwd25

The isarray package has 135.436.640 weekly installs, 1.166.035 more than the previous week. There's also is-array (109.793 weekly), x-is-array (123.539) and more.

Array.isArray() got standardized in 2009!

But sure, the problem is that people are using the wrong brand of package manager #javascript

Frameworks solved real problems – but also created new ones. Wolfram Kriesing (bsky.app/profile/did:...) will show how browser-native capabilities can deliver fast, modern, and maintainable experiences without the overhead. Full agenda here: ct-webdev.com/agenda-2025/

c't 2025 starts in two months. Time to breathe life into this account. #ctwd25