Jack Herrington

What's bringing @vercel.com Native and @tanstack.com AI together? AG-UI! Check out how a Vercel Native desktop AI chat app can talk to a TanStack AI backend all thanks to the AG-UI standard. Rockin' youtu.be/aWxaTKh5UrI

@tanstack.com Start works great with Shopify's Hydrogen framework to bring full eCommerce functionality into your app. youtu.be/JMCiQKR0Ow8 Full source AND an agent skill is with the video.

WebMCP is an amazing way to AI enable your web app. And the declarative API makes it easier than ever. So why isn't WebMCP taking off the way that MCP did? youtu.be/ivHYOwMRayc

I used all 17 @tanstack.com projects in a single app! Check out how it went youtu.be/J4kzovOTNKw and find out which TanStack libraries should be in your app!

Deferred Hydration is a huge win for @tanstack.com Start applications. youtu.be/_PB9rHndhU8 Don't know what hydration is? Got you covered! And you'll find out how to use TanStacks new component to control it to your performance advantage.

Agents are a lot more helpful when they can remember things. youtu.be/whyz0m302ZI Let me show you one possible way we'll be bringing memory support into @tanstack.com AI.

Go from a prompt to database queries with a full generative UI in one tool call with @tanstack.bsky.social's AI code mode AND @netlify.com's new database! youtu.be/3dpqz8oPBJ0

WebMCP is the new UI for AIs that immediately adds value to your application with almost no effort, and ... no need to manage any AI tokens! youtu.be/pqlPqIgufEI

"There's no IRL use case for @tanstack.com Start RSCs!" Oh really? How about being able to cache bust or TTL your content pages at a component level granularity! Deep dive with code. You're agent isn't going to do this for you.

@tanstack.com Start is remarkably flexible when it comes to SSR and now RSCs. It has five different ways to render content from the server and you can mix and match. Do you know them all? youtu.be/PX3QlADinIE

TanStack Start doesn't only handle MCP, you can also use for ChatGPT Apps! You can put your own UI into a ChatGPT chat! youtu.be/HodoLoXxMv8

@tanstack.com Start and the @react.dev Compiler are a power couple. You can get nearly fine grained updating and super charge your performance without changing a line of code. And all for the price adding the compiler to your Vite config! youtu.be/-3-17PRN7jg

React 19.2’s useEffectEvent might be a Halloween surprise, but it’s not a trick. It helps you make safer, cleaner, and more reusable useEffect code. youtu.be/hT2yWeHU37U

Async work in @react.dev has come a long way. If you're still using fetches inside of useEffects you are behind the times. React 19.2 has a full async ecosystem now. Let's learn it in just 10 minutes! youtu.be/KI4gjUrOfOs

🍞 @bun.sh 1.3 wants to be your full-stack JS runtime, @remix.run v3 isn’t just an update — it’s a total rebrand 😳, @nextjs.org 16 beta ships with React 19.2 support, and @hbo.bsky.social + W3C keep rebranding like it’s a sport 😅. Show link: front-end-fire.com/episodes/118/

Let me walk you through migrating your @nextjs.org Pages Router app to @tanstack.com Start using LLMs. As well as walk you through the TanStack Start basics; page routes, API routes, server functions, and more. youtu.be/abUakCmxZw0

Postman and @tanstack.com are an MCP powerhouse combo. Postman's MCP debugger and no-code MCP servers level up TanStack Start's awesome API and MCP endpoints. Check it out! youtu.be/Aaj6Ru1Lt0k

Let me show you just how easy it is to render MCP-UI responses on @tanstack.com Start! youtu.be/t_dF8peufSw

Another week, another @npmjs.bsky.social attack ⚠️ @crowdstrike.bsky.social packages hit by the “Shai-Hulud” worm. Wasm 3.0 drops and it's huge: GC, multi-memory, massive perf gains 💥. Want AI without the cloud? @jherr.dev shares the best browser LLMs 🖥️ Show link: front-end-fire.com/episodes/114/

I switched from @anthropic.com AI Claude Code to Cursor CLI and I'm lovin' it! If you're already on cursor it's free and definitely worth your time! youtu.be/XgZ7mtbCrqk

Terminal + AI CLI Coder + Editor = Warp Code ?!? Are you kidding me? Is Warp Code going to win me back to Warp? Let's find out! youtu.be/O1WlMuFR1NM

Is MCP-UI the next evolution of the web? Probably. And it works great on @tanstack.com! youtu.be/yVXxv_8pC44

AI SDK v5 is a perfect match with @tanstack.com Start. You can try it out today with a single command to build out a chat app and a persistent AI assistant. youtu.be/obppWNA4NyI

TanStack Query has 3 amazing new features you should know about! youtu.be/EujzNb2iu3w

Is @tanstack.com DB a new ORM, like Prisma or Drizzle? Or is it something new? Let's dig in and have a look at this revolutionary new library! youtu.be/bfOmM1FKsaQ

This week on the pod: - ⚔️ es-toolkit aims to dethrone Lodash - 🧠 oRPC wants to up your API game - 📉 Stack Overflow’s 2025 dev survey is out — and it’s not pretty 🎧 We unpack all that and more. Show link: front-end-fire.com/episodes/107/

This week it's tRPC vs oRPC in a typesafe API battle on TanStack, with Postman to show off how portable OpenAPI setups are. We'll also compare to raw APIs and server functions, so you get the whole picture of all of your options. youtu.be/_oHJUxkAM1w

Zod and Valibot are two different, competing, visions for how to do runtime data validation in JS and TS. You will definitely want to install one of them by the end of the video. Which one, though? Let's find out! youtu.be/6P-2urhScwk

Three amazing features of the Amazon Q CLI. Excellent vibe coding with Claud, screenshot support, full MCP support! Let me show you! youtu.be/XvOgmfLxj8w

Want to see the future today? Let's take @clerk.com and @tanstack.com Start and make an authed-MCP demo with sites live updating, the agent working across multiple MCP servers. It's slick. And you get the code. youtu.be/eRyTy8fHthU

You can deploy @tanstack.com Start to @netlify.com in less than a minute, and you can now get an anonymous Neon database right out of the box with our TanStack setup. It's amazing stuff. Let me show you! Best 5 minutes you'll spend all day. youtu.be/gBEZ9SYfFDU

@reactnative.dev is on the desktop now too! Let's build a MacOS AI chatbot with local MCP STDIO support! Code included of course! youtu.be/Apy672AQb4U

This week in devland: - 🧹 Meet @voidzero.dev's new linting beast Oxlint - 🧘‍♀️ Browser Opera Air wants you to breathe between commits - 🤖 GitHub Copilot gets promoted to team member - 🌀 And Remix v3 says it’s the web’s spiritual heir Show link: front-end-fire.com/episodes/101/

I've changed my mind, what I thought was the coolest part of the Remix V3 proposal I now think is its fatal flaw. And no, I'm not talkin' bout iframes or generators. youtu.be/5SPqO6NR_Bg

The in-person ticket lottery drawings begin today. Sign up for a chance to purchase tickets to attend React Conf in person:

We're thrilled to announce that @seth.blue @shrutikapoor08.bsky.social @en-js.bsky.social @zmofei.bsky.social @lydiahallie.com @jherr.dev @lunaleaps.bsky.social will be speaking at React Conf 2025!

Woke up to my first meaningful PR merged into CTA ❤️ Love working with @jherr.dev!

Sure, you know TanStack as the awesome React-Query framework that is used in 25% of all React apps. But Jack Herrington (@jherr.dev) is coming to #CascadiaJS to show us how it's a LOT more than that. In fact, it may end being your new go-to framework. #TanStack #JavaScript #WebDev #OpenSource

Last week we did an MCP Server from scratch. This week we're doing the MCP Client! Nothing teaches you what a protocol can and can't do, and how it works, than building it for yourself! youtu.be/S2x1bsMk19I

MCP is blowing up right now and you need to know how it works. What better way to understand it than to build it from scratch. No libraries. No abstraction layers. Let's start this three part (at least) series by building an MCP server from scratch! youtu.be/nTMSyldeVSw

🔥 Big shifts in web dev this week: - 🧠 @vscode.dev wants to be the AI editor - 🧩 @microsoft.com floats “NLWeb” — turning your site into an AI app - 🛑 Remix v3 breaks up with React - 🕹️ Claude 4 plays Pokemon. Let's go ➡️ front-end-fire.com/episodes/97/

JSON.stringify/JSON.parse have some serious limitations. Let's take a look at several popular alternatives to boost your JSON game in just ~9 minutes! youtu.be/PtcQwb1uBhc

This week in dev land: - ⚡ @tanstack.com DB brings blazing-fast reactivity - 🧠 @vscode.dev hits v1.100 & gets smarter, chattier, and more agent-y - 🪄 Basecoat UI gives you @shadcn.com-style components with no React needed And yes… HBO Max is back, again Show link: front-end-fire.com/episodes/95/

Server functions are super cool, but they aren't a web standard. So what are they? How do they work? What are the pros and cons? And the differences between the Solid, NextJS, Start and Qwik versions? Let's find out! youtu.be/FPJvlhee04E

Free app idea: "Proof of life" An app for dog/cat/pet sitters to be able to upload images and photos of folks pets doing fun things (or just being, you know, alive.)

@raycast.com added MCP support and I'm happy to say that create-tsrouter-app for building @tanstack.com apps works flawlessly with it. Now you can create a TanStack app with just a shortcut and a prompt.

Free AI event in PDX, and hey, I'll be giving the keynote! www.eventbrite.com/e/full-stack...

The latest thing that companies do when they want to advertise on my channel (in particular AI companies), is that they AI generate emails based on AI evaluations of recent posted YT content. Here is one where the AI didn't get the point at all and it just completely made it up.

React’s new Activity component preserves state even when hidden. 🔎 Storybook 9 beta adds all the testing tools. 📚 Tips to keep dev skills sharp while still using AI assistants. 🤖 And Apple’s legal bruising over anti-competitive App Store tactics. 🧑‍⚖️ Show link: front-end-fire.com/episodes/93/

In just 10 minutes learn all about @react.dev new Activity component and how it can help speed up your application. We'll break out the FPS meter and the Profiler! Let's go! youtu.be/gRKVL5w-2Lc