📦 What if bundling isn't the performance optimization it used to be? @moonmeister.net makes the case that HTTP/3 has changed the rules, and it's time to rethink decades of web performance advice around bundling, caching, and network requests. youtu.be/F7J-yaGQqJI

What if you could leave a social platform without leaving your community? @brittanyellich.com explains how the AT Protocol lets you own your identity, your data, and your social graph, opening the door to a more open, portable, and developer-friendly web. 🌐 youtu.be/_ZrChpf8FZ8

AI doesn't just hallucinate facts, it can hallucinate relationships. 🍄 Watch as @thenyahmacklin.bsky.social shows us how knowledge graphs and context graphs help AI agents reason more accurately, explain their decisions, and become systems you can actually trust. youtu.be/X_1EAwv_-Ow

AI can build your UI, but can it keep your brand consistent? 🎯 Watch as @kaelig.fr explains how design tokens give AI agents a shared source of truth, helping teams build interfaces that stay consistent across apps, platforms, and themes. youtu.be/CYy0PrnJISI

What happens when you fine-tune an AI on Beowulf, a 17th-century cookbook, and the history of Crisco? 📜 This talk from @mollyjeanbennett.bsky.social is a delightfully weird and thoughtful look at why making AI worse can actually make it more interesting. youtu.be/tBE8hQjj3KM

If AI only learns from yesterday's ideas, who creates tomorrow's? Marty Nelson makes the case for building software that breaks new ground, and shares how to help AI work with innovation instead of reinforcing the status quo. youtu.be/_pUpE2WM2zw

A live-coded morning rave is a memorable way to start a conference talk. 🪩 Watch as Alex Hinson shows how to build fast, private, task-specific AI tools with small local models, and why the right architecture matters more than simply calling the biggest LLM you can find. youtu.be/V_h_tMGgf6w

Will AI make programming languages irrelevant? 😲 Watch as Filip Sodić argues the opposite: as AI writes more code, strong type systems become even more valuable. youtu.be/WxhlRSfyxjY

Everyone wants to build AI tools. The hard part is proving they actually help. Watch as Jeff Otaño shares how OneBrief stopped chasing flashy demos, started measuring real outcomes, and used feedback loops to improve AI agents that fix production bugs. 🪲 youtu.be/LCKraOtFV-Q

AI may be changing software development, but it isn't replacing the need for junior developers. 🧑‍💻 Listen to Dylan Goings and learn why mentorship, diversity, and long-term knowledge transfer are more valuable than ever. youtu.be/S5XLYOsJ1u8

🧩 Design systems can't solve every UI problem. Watch as @jonathankeslin.com shares practical lessons for building shared components that scale across teams, with layered extensibility, sensible defaults, and escape hatches that keep both devs and products moving forward. youtu.be/haOndDHMGJQ

What happens when your "simple" API grows into an unmaintainable mess? 😅 This talk by @darius.cool explores the tradeoffs between configuration and composition, and why the right abstractions matter more than ever in the age of AI. youtu.be/dExasNlhVKM

What if AI agents use specs, not just prompts, to build software? Watch @ide.bsky.social, co-founder of @expo.dev, explain linked literate programming, a simple approach that keeps code, specifications, and intent in sync so AI can build more accurate, maintainable software. youtu.be/a8xYFd1ZLNQ

The best use of AI isn't writing code, it's helping you learn. 💡 Watch @daniel-mendoza.bsky.social's practical guide to mastering new frameworks by turning your AI assistant into a tutor instead of a code generator. youtu.be/foOOku3P9uQ

Ever click a button and wonder why your app freezes? 🤔 @cyatteau.bsky.social shows how web workers keep JavaScript apps responsive by moving CPU-intensive work off the main thread, with practical patterns for progress updates, cancellation, and debouncing. 📺️ Watch here! youtu.be/rh4RzLLPSis

Binge-watching this year's talk videos and getting serious FOMO? Don't miss out, join us in 2027! luma.com/cascadiajs-2...

CSS colors got a lot more powerful while most of us weren't looking. 🎨 In this talk @jdsteinbach.com demonstrates how features like light-dark(), relative colors, and contrast-color() can simplify theming, reduce design tokens, and make accessibility easier using browser capabilities.

What if the future of software development isn't one AI agent, but hundreds? 🤖 In this talk @joelhooks.com explores agent swarms, harness engineering, AI-powered workflows, and why the real challenge isn't building smarter agents, it's designing systems that make the best use of human attention.

AI coding agents are a lot like eager interns: they'll build exactly what you ask for... even when it's not what you meant 😅 In his CascadiaJS 2026 keynote, @erikch.bsky.social of AWS explains how spec-driven development helps teams get better results from AI coding tools. youtu.be/CGCLMky4OO8

JavaScript won the web. But more and more, when you peel back the covers, you see Rust 🦀 @francescociulla.bsky.social opened Day Two of CascadiaJS 2026 exploring why companies like Cloudflare and others are using Rust for performance-critical infrastructure, and where it fits alongside JavaScript.

Joe Duffy, Founder and CEO of @pulumi.com, closed out Day 1 of CascadiaJS 2026 with a look at what happens when AI agents move beyond writing code and start handling the messy world of infrastructure, deployment, and operations. youtu.be/SOMEfFNPsew

We were so excited to have @biilmann.blog, the founder and CEO of @netlify.com, kick off CascadiaJS 2026 with a keynote on the arrival of AX. AI agents are becoming users of our products, and Matt shares why the next frontier isn't just UX or DX, but AX. youtu.be/EXeCOsIu0Ps

Talks from CascadiaJS 2026 are going up, and we're going to kick things off with the epic closing keynote from @t3.gg where he dropped lakebed.dev and talked about how it's time for developers to rethink... everything! youtu.be/TV6f2weVgCI

CascadiaJS 2026 is a wrap! Thank you to our speakers, sponsors, staff, attendees and everyone who supported us along the way to make this event happen. We put 💯 Blind Bird tickets for CascadiaJS 2027 on sale, grab one before they sell out and lock-in your spot! 🌲 luma.com/cascadiajs-2...

Thanks to CopilotKit for being a Gold Sponsor at CascadiaJS 2026 this year ❤️ CopilotKit is the agentic frontend stack & the company behind the AG-UI protocol. It's the easiest way for bring AI functionality (like Generative UI) to full stack apps. Learn more at: cascadiajs.com/2026/sponsor...

Thanks to expo.dev for being a Gold Sponsor at CascadiaJS 2026 this year ❤️ Thanks to James Ide for that epic lightning ⚡️ talk on implementing the web on native with linked literate programming! Stop by their booth and learn how to build native apps with JS! cascadiajs.com/2026/sponsor...

Thanks to Render for being a Gold Sponsor at CascadiaJS 2026 this year ❤️ Stop by their booth and learn how to scale any app or agent from your first user to your billionth 🚀 If you want to get hands-on, check-out their workshop Tuesday morning at 10:45am! cascadiajs.com/2026/worksho...

Thanks to Onebrief for being a Gold Sponsor at CascadiaJS 2026 ❤️ Make sure to join them, and several other companies, at our Networking Mixer and Job Fair on Monday evening! Learn more at: cascadiajs.com/2026/sponsor...

Thanks to Vapi for sponsoring yesterday's CascadiaJS AI Hackathon Afterparty! 🎉 Join us TODAY for our Welcome Reception at 5:30pm. It's open to the public, we'll have last minute tickets to CascadiaJS 2026 on sale and will be raffling some FREE tickets! luma.com/cascadiajs-2...

Thanks to our friends at Vapi for being a Gold Sponsor for CascadiaJS 2026! ❤️ Vapi is a Voice AI platform that gives devs control over orchestrating and managing voice applications and models. Vapi is hosting a post-hackathon happy hour TODAY in South Lake Union, come join us! luma.com/4pcvwl2d