The Web Dev Podcast

WebAssembly is not as hard as it seems

Its common to only hear Wasm talked about in contexts that seem… advanced. How can mere mortals like us hope to build with it? Patrick Dubroy talks about flattening the learning curve and putting Wasm in context.

Svelte goes beyond the DOM

Svelte is well loved as a web framework, and now the team is working to take it multi-platform. Svelte’s custom renderers API will enable native apps, terminals, and more to be build with Svelte. Maintainer Paolo Ricciuti joins to explain what it will take, both technically and practically. 00:00 Welcome 00:20 Show Intro and Topic 01:47 Meet Paolo Uti 03:35 React vs Svelte Rendering 06:51 Svelte as a Compiler 07:51 Why Custom Renderers 09:58 How Compilation Works 17:09 Template Optimization Problem 20:26 Fragments Option and Tree Output 23:30 Runtime Strategy and POCs 29:36 Funding and Unifying Runtime 36:45 AI as OSS Leverage 43:51 How to Try the POC 46:57 Wrap Up

Why are devs excited about npmx when everyone seems to be sad about other OSS?

When npmx showed up, it created a wave of enthusiastic support and open source collaboration. And because we’re in a moment where most discussion about OSS feels pretty bleak, the joy around npmx feels unique. What makes it different? Maintainers Daniel Roe, Salma Alam-Naylor, and Matias “Patak” Capeletto share their secrets.

Access control to stop AI agents from deleting all your data

There’s no shortage of horror stories about AI agents deleting family photos, wiping databases, or deleting the entire code base. But to do the things they promise to do, AI agents need access to sensitive accounts, file systems, databases, and code repositories.How can developers create the right balance of access and control that allows agents to be useful without allowing them to cause disaster when they go off the rails?Chris Sev talks auth for AI agents, the core primitives that will enable developers to build systems that safely incorporate agents, and how we get from the chaos that early adopters are dealing with now to something that a mature company can actually run in production. 00:00 Intro01:25 Meet Chris Sev02:12 What Is An Agent05:16 Autonomy And Context Gaps06:00 Horror Stories And Boundaries08:47 Auth For Agents10:11 Four Security Primitives17:00 Managing Agent Armies19:35 Skepticism And Outcomes21:30 Plug And Play Setup23:12 Wait For Tools To Mature

The promise of ATproto is social media without corporate overlords

Developers building apps on ATproto, the technology behind social media apps like Bluesky and Leaflet, are promising us a future where we own our content and aren’t at the whims of a tiny handful of companies. Software engineer Zeu Capua talks to host Jason Lengstorf about the promise of social media where we can actually own our own data.