PODCAST

Svelte Radio

Kevin Åberg Kultalahti

Things about Svelte. Sometimes weekly, sometimes not.

technology

All Episodes

57:09

npmx shows what npmjs won't

Svelte Radio ·

2026/03/06

Jeppe hosts with Brittany. Guests: Patak (Matias Capeletto, Vite core team) and Zeu Capua (zeu.dev, software engineer, Svelte ambassador).What is npmx?A fast, open-source browser for the npm registry. It consumes the npmjs REST API and adds a better UI and more useful data on top. Started by Daniel Roe (Nuxt lead) ~40 days before recording. Patak joined as co-steward after seeing a two-day prototype.Features beyond npmjs.comESM vs CJS detection per packageBundle size and install

53:14

How did Svelte do in the State of JavaScript 2025?!

Svelte Radio ·

2026/02/10

Kev and Jeppe, discuss the cold weather in Denmark and Sweden compared to Hawaii. They highlight that "Svelte Radio" has ranked number 13 (effectively number 12) in the podcast section of the State of JS 2025 survey, placing them among the "mainstream" podcasts and slightly increasing the pressure to produce relevant content.State of JS: FrameworksThe hosts analyze the survey results for JavaScript frameworks:Svelte: Usage increased slightly to 27% (up from 26%). It maintains the highest

41:13

The LLM Doomer Episode

Svelte Radio ·

2026/02/04

Sorry about Jeppe's audio in this one, he accidentally picked the wrong microphone during recording and there's not much we can do about it :(The gang kicks back for their first episode of the new year, catching up on holidays before diving into AI and vibe coding. Kevin talks bout a gym tracking app he built almost entirely with LLMs. They cover updates to the Svelte Society website (job board, sponsorships, newsletter), debate whether Mozilla/Firefox can survive by pivoting to AI, and

60:59

Custom Renderers for Svelte with Paolo Ricciuti

Svelte Radio ·

2025/12/11

In this episode of Svelte Radio, we welcome Jeppe as a new permanent host and sit down with Paolo Ricciuti, Svelte maintainer and Senior Software Developer at Main Matter, to dive deep into Svelte custom renderers. Paolo walks us through how custom renderers work (using React's approach with React DOM, Ink, and React Native as context), explains the technical challenges of bringing this capability to Svelte 5—including the template element trick, CSP issues, and runtime modifications—and

73:44

One Man Svelte for NGOs with Ilja

Svelte Radio ·

2025/12/06

GuestIlja - Berlin-based developer specializing in building websites and data visualizations for NGOs. Svelte Ambassador.Topics DiscussedWorking with NGOs vs. traditional businessesBudget constraints and project-based fundingThe AfroZensus projectSvelte 5 migrationBerlin Svelte Meetup announcementBerlin Svelte MeetupDate: December 9th (Tuesday)Venue: Datawrapper's office in BerlinTalks: Peter from XYFlow presenting SvelteFlow, plus moreRegistration: https://svelte-berlin.de/Links

73:58

Benchmarking AI with Stanislav Khromov

Svelte Radio ·

2025/10/30

In this episode, Stanislav Khromov joins the Svelte Radio team to discuss his work on Svelte Bench, abenchmarking tool that scientifically measures how well different LLMs understand and write Svelte 5 code.The conversation explores the challenges of AI-assisted coding with Svelte 5, the development of the officialSvelte MCP (Model Context Protocol) that provides LLMs with documentation and auto-fixing capabilities, andthe surprising performance differences between major AI providers

64:59

Macrodata Refinement with Ken Kunz

Svelte Radio ·

2025/10/23

In this episode of Svelte Radio, Ken Kunz joins the hosts to discuss his journey with Svelte, from discovering itthrough Rich Harris's "Rethinking Reactivity" talk to building complex financial applications. Ken shares hisexperience working on Trading Strategy, a decentralized finance platform, and the challenges of implementingsophisticated charting solutions. The conversation also covers Ken's memorable Svelte Summit talk where herecreated the Macrodata Refinement interface from the TV

42:15

Storybook is actually good now, with Jeppe Reinhold

Svelte Radio ·

2025/10/16

SummaryIn this episode of Svelt Radio, the hosts welcome Jeppe Reinhold from Chromatic to discuss the dramaticimprovements in Storybook's Svelte integration. Jeppe shares how a critical video by Brittany struggling withStorybook setup sparked a complete overhaul of the Svelte experience, leading to better collaboration with theSvelte core team and significant enhancements in functionality. The conversation covers new features like SvelteCSF for writing stories in native Svelte syntax,

61:54

Remote Functions with Simon Holthausen

Svelte Radio ·

2025/10/09

SummaryIn this episode, Simon Holthausen from the Svelte team joins to discuss remote functions and async Svelte, twoexperimental features that are changing how developers interact with data in SvelteKit applications. Remotefunctions offer a new RPC-like approach that provides better type safety, more granular data loading, andimproved developer experience compared to traditional load functions and form actions. The conversationcovers the technical implementation, design decisions, and

39:32

We're putting the band back together.

Svelte Radio ·

2025/09/26

SummaryWe're putting the band back together. Svelte Radio is officially back. This first episode is a bit of catch-up. Not a ton of Svelte chatter. Look forward to many fun and interesting episodes. Next week we talk with Simon about Remote Functions. Don't miss it!Show NotesIntroducing SvelteKit Remote Functions, by Simon HolthausenSvelteKit Remote Functions tips: Auth guards, managing asynchronous, query.batchSvelte BenchTemboHot takesKevin: AI generates a lot of Workslop if you're not

55:31

Timothy Cohen Talks SampleKit

Svelte Radio ·

2025/01/20

SummaryIn this episode we sit down with Timothy Cohen and talk about his project SampleKit and Svelte 5.Sponsored by Svelte SummitSvelte Summit is an event dedicated to Svelte and everything that is happening in the community. Don't miss it! It's going to be an absolute blast. It's happening on May 8 and 9, 2025 in Barcelona Spain.BackgroundWes Bos & Scott TolinskiHow svelte works under the hoodOdin Project - https://www.theodinproject.comMOOC - CS50 Harvard XSampleKit -

40:25

Dominik G on Svelte 5 and Vite 6

Svelte Radio ·

2025/01/09

SummaryIn this episode we sit down with Dominik G — a Svelte maintainer — and talk about Svelte 5 and the new Environment API in Vite 6.Sponsored by Svelte SummitSvelte Summit is an event dedicated to Svelte and everything that is happening in the community. Don't miss it! It's going to be an absolute blast. It's happening on May 8 and 9, 2025 in Barcelona Spain.DiscussionWho is Dominik?vite-ecosystem-ciDominiks talk at JSNationViteEnvironmentBjörn LuCloudflare WorkersMiniflareSamuel Inlang

63:37

Rich Harris on the Svelte 5 reception

Svelte Radio ·

2025/01/04

Summary:In this episode we sit down with Rich Harris — creator of Svelte — and talk about the recent development of Svelte and SvelteKit.Sponsored by Svelte SummitSvelte Summit is an event dedicated to Svelte and everything that is happening in the community. Don't miss it! It's going to be an absolute blast. It's happening on May 8 and 9, 2025 in Barcelona Spain.DiscussionRich Harris introductionSvelte 5 FeedbackSimon and Paolo shoutoutNew command line tool: npx sv migrate svelte-5Advent

43:26

Scott Tolinski on Svelte 5 Local First Development

Svelte Radio ·

2024/12/28

Summary:In this episode we sit down with Scott Tolinski — cohost of Syntax.fm — to talk about Svelte 5 and local first development.Sponsored by Svelte SummitSvelte Summit is an event dedicated to Svelte and everything that is happening in the community. Don't miss it! It's going to be an absolute blast. It's happening on May 8 and 9, 2025 in Barcelona Spain.DiscussionWho is Scott?Check out Syntax on YTPrimeagen feud thingNorth StarAI RobotBuilding App in SvelteBrad frost design systemSvelte

102:24

Svelte at Bloomberg

Svelte Radio ·

2024/12/19

Summary:In this episode we sit down with Julian Burgess to talk about what he does at Bloomberg, how he uses Svelte and some thoughts about Svelte 5 and other exciting tech.Sponsored by Svelte SummitSvelte Summit is an event dedicated to Svelte and everything that is happening in the community. Don't miss it! It's going to be an absolute blast. It's happening on May 8 and 9, 2025 in Barcelona Spain.DiscussionIntroduction and backgroundSvelte 5 thoughtsWhat does Bloomberg use Svelte for?Zed

62:26

Svelte Meets Vite: A Deep Dive with Matias Capeletto...

Svelte Radio ·

2024/07/09

Summary:In this episode we sit down with Matias (patakdev) and Pete (pngwn) to talk about how Vite evolved into a framework agnostic build tool and what it has planned for the future.Recorded on June 28th, 2024Discussion:Building and maintaining ViteVite vs SnowpackSpeeding up Vite with RolldownVite's new Environment APIutilizing serverless APIs (Cloudflare D1, Key value etc.)Rich Harris: Electron/Taurinative mobile platforms?ViteConf 2024 on October 3PicksKevin: Sugar (TV show on Apple

50:08

Phoenix LiveView and Svelte with Wout De Puysseleir

Svelte Radio ·

2024/04/03

Sponsored by ContentfulWelcome to the new era of content management with Contentful. Say goodbye to the limitations of traditional content systems and hello to a world where collaboration sparks innovation. With Contentful, you’re not just managing content; you’re creating content-first, multi-brand experiences across all channels effortlessly. The best part? It requires zero coding! Empower your teams to collaborate and innovate, delivering impactful digital experiences at scale

57:38

Talking This Week In Svelte with Enrico Sacchetti

Svelte Radio ·

2024/02/23

43:05

Svelte in dynamic e-commerce widgets with Jacob Stordahl

Svelte Radio ·

2023/12/14

64:58

Slicing Svelte with Sam Littlefair and Prismic

Svelte Radio ·

2023/12/06

In this episode of Svelte Radio, join hosts Brittany and Kev as they dive into the world of web development with their guest Sam, a technical writer at Prismic. Brittany shares her latest experiences battling with Tailwind, Rails, and Svelte, emphasizing the learning journey that comes with navigating the complexities of modern web development. She also offers a valuable tip about CSS line height, advising against the use of rems and ems due to their unpredictable inheritance and suggesting

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