TypeScript.fm - The Friendly Show for TypeScript Developers

Jason Yu ( ycmjason.codes ) joins us to share an open source tool he created to help teams migrate their legacy TSConfig compiler options to modern-day options painlessly and progressively. Learn about his experience implementing strict options on big teams, how it inspired his new tool, and how you can take advantage of it right now! Chapters (00:00) - Meet Jason Yu (03:27) - Challenges of Migrat...

News for the week of May 26, 2025: Angular's 20th release brings DX improvements, Remix replaced by React Router receives reincarnation, and how a lone volunteer brings the much-anticipated Temporal API to Firefox. Chapters (00:00) - Personal News and Updates (04:46) - News: Angular 20 is Out and It's Boring (But in a Good Way) (08:39) - News: Remix Receives Revival (10:03) - News: Vite with Rolld...

News for the week of May 19, 2025: Try out the new TypeScript Go native port, Zod 4 is out, and no, Deno is not dead. Chapters (00:00) - Introduction and Personal News (05:12) - News: TypeScript Native is in Preview! (10:12) - News: Anders' Talk About TS Native at MS Build (12:58) - News: Zod 4 is Officially Released (15:51) - News: Reports of Deno's Demise Are Greatly Exaggerated (17:23) - News:...

News for the week of May 12, 2025: Microsoft layoffs impact TypeScript team, and Deno explains the radio silence on Fresh 2.0. Chapters (00:00) - Personal News (06:25) - Correction: Node 24's Security Model (07:22) - News: Microsoft Lay-offs Impacting TypeScript Team (11:32) - News: Deno Posts an Update on Fresh 2.0 (13:27) - News: TSGo Gets LSP Concurrency (16:19) - Community Highlights: String S...

In this week's deep dive, we cover everything TypeScript developers need to know about the latest Node 24 release, including examples of each new language feature. We've even put together a code snippet repo you can check out! Chapters (00:00) - Introduction to Node 24 and TypeScript Support (02:49) - Type Stripping and Experimental Transform Types (05:53) - Stable Permission Flag Security Model (...

News for the week of May 5, 2025: Node 24 officially brings TS support to the masses, Parcel adds RSC support, and a TC39 proposal gets replaced. Chapters (00:00) - Introduction (04:07) - News: Node 24 Release Highlights (08:09) - News: What's New in TSGo? (09:05) - News: TC39 Records and Tuples Proposal Has Been Withdrawn (11:45) - News: Parcel Bundler Introduces Support for RSC (13:15) - Communi...

News for the week of April 28, 2025: Deno 2.3 brings some nice quality-of-life improvements, plus void(0) has released a new all-in-one bundler for your TypeScript libraries. Chapters (00:00) - Introduction (04:51) - News: This Week in TypeScript Go (05:47) - News: Deno 2.3 Released (08:36) - News: tsdown is a TypeScript Bundler for Library Authors (11:29) - News: Astro 5.7 Release (13:04) - Commu...

Erik shares how you can build games for the web with TypeScript and the Excalibur.js game engine. What's involved? What are some of the primitives you need to learn? What tools are there to make assets? And how do your webdev skills translate? All this and more in today's deep dive episode! Chapters (00:00) - Introduction to Excalibur.js (01:13) - What is Excalibur.js? (02:28) - Game Development B...

News for the week of April 21, 2025: TSGo gets autocomplete and JSX support, pnpm adds JSR support, and remember to migrate off Node 18! (00:00) - Introduction and Personal Updates (04:55) - News for the Week of April 21, 2025 (06:26) - News: TSGo Gets JSX and Autocomplete Support (08:36) - News: pnpm Gets JSR Package Support (10:00) - News: Juno Adds Serverless TypeScript Functions (11:23) - News...

In this episode, Erik and Kamran have a candid discussion about how the podcast started, how it went, and what the plans are for the future. Chapters (00:00) Introduction (01:18) Is TypeScript.fm Done? (01:59) Erik's Reflection (03:05) Kamran's Reflection (03:48) What's the Goal of the Podcast? (06:46) What Do We Want to Focus On? (12:10) Should We Build a Dedicated Community Around the Podcast? (...

News for the week of April 14, 2025: TC39 Enums in JS Proposal moves to Stage 1, plus Next.js gets some TS LSP plugin perf/stability improvements. Chapters (00:00) - Introduction (02:07) - News for Week of April 14 (03:20) - News: SquiggleConf 2025 (03:40) - News: TC39 Enums in JS Proposal Moves to Stage 1 (04:20) - News: Deno 2.2.10 (04:48) - News: Bun 1.2.10 (05:08) - News: Next.js 15.3 (07:31)...

This week on the pod, we talk to Dimitri Mitropoulos about building DOOM in the TypeScript type system. We walk through all the nitty gritty and explore this truly amazing engineering feat! We touch on things that Dimitri learned and discovered along the way, and how you might be surprised what you can accomplish by trying! In the news, Zod 4 Beta drops with awesome new features.  Chapters (00:00)...

This week on the pod, we were very busy with travel, cons, and sickness! We have a news grab bag episode talking about the JS enums proposal, Deno v. Oracle, Parcel+RSCs, Firefox vulnerabilities and more! Also Please email us your feedback for your retro episode (feedback@typescript.fm) 00:00 Intro 00:50 VGM Con 02:07 IGDATC Talk Wednesday April 9th 02:41 Toddler Zone 03:28 Exciting Arizona Travel...

This week on the pod, we talk all about the Bun runtime funtimes! This is a powerful new player in the JavaScript and TypeScript runtime space focusing on DX, speed, and pushing the state of the art! We dive into the details and offer some of our thoughts around when to use it at the moment. In other news we avoid phone scams and talk fun new TypeScript libraries. Also Please email us your feedbac...

In this episode, we are joined by special guest Josh Goldberg to teach us about getting started with TypeScript from scratch. If you're new to TS, this is a great introduction! And if you've been using TS for a long time, you can explain to your friends where they should start to make their experience smoother. In the news, Nx gets support for project references and we curate some of the best TSGo...

The Internet blows up as TypeScript reaches its next Pokemon evolution, and Kamran and Erik scramble to create an episode to pick up the pieces and make sense of it. In other news, TikTok announces Lynx, Angular gets some fetch upgrades, and Josh Goldberg releases v2 of create-typescript-app. Week of March 3, 2025 ( 07:09 ) - Big News: TypeScript Is Getting 10X Faster ( 07:48 ) - Big-ish News: Lyn...

This week Kamran dives into some nuances with using React with TypeScript while Erik plays the React fool and coins the word "schbooleans" (yep). In the news, erasableSyntaxOnly gets shipped, some new minor releases in the ecosystem, and oh, TypeScript types can run DOOM. Yes, TS is a real language now. Erik's News Personal Blog Post: The Best Worst Year   Happy New Year Excalibur!   Excalibur 202...

This week Kamran and Erik discuss when ORMs are helpful... or hurtful. They cover trade-offs, the spectrum of abstraction, the value of escape hatches, and the options available to you in the TypeScript ecosystem. Week of February 17, 2025 ( 05:54 ) - News: Ember 6.2 Released ( 07:16 ) - News: Deno 2.2 Released npm-check-updates package Package JSON Upgrade VS Code extension https://github.com/vuk...

This week Kamran and Erik unpack JSR, the new open alternative to the npm registry from the folks at Deno. They both published packages and discuss what JSR offers npm doesn't, when to use it, and how it works for both consumers and maintainers. (00:00) - The Sheer Joy of Publishing to JSR | Ep 6 (05:40) - News: TypeScript 5.8 RC (07:45) - News: JSR Open Governance Board (08:59) - News: ESLint Plu...

This week Kamran and Erik try to dissect the complex landscape of JavaScript and TypeScript compilers, transpilers, interpreters, engines, and runtimes (oh my!). What are the tools, what are they used for, why is the world so complicated, and what should you care about as a TS developer? (04:55) - This Week in TypeScript: Node.js Corepack Issue Affects Users (06:16) - This Week in TypeScript: Vite...

This week Erik and Kamran talk about Vite (Vight? Veet?), what it's good for, how it works, and its status as the "go-to" tool for frontend tooling. (04:21) - This Week in TypeScript: TS 5.8 Beta (11:02) - This Week in TypeScript: Ruck 9 Released (12:39) - This Week in TypeScript: Type Stripping in the Browser (14:45) - Community Highlight: Deno and Qwik Video (15:52) - Community Highlight: Zig, T...

This week Erik and Kamran make poor dad jokes, talk about Deno, and tour its ecosystem. If you're new to Deno, this will be a great introduction! (00:00) - We Don't Talk About Deno-no-no-no | Ep 3 (06:54) - This Week in TypeScript: Bun 1.2 Released (10:54) - This Week in TypeScript: 5.8's ErasableSyntaxOnly Flag (14:57) - This Week in TypeScript: Tailwind 4 Released (16:26) - This Week in TypeScri...

In this episode, Kamran and Erik discuss the newly released TypeScript support with Node 23.6 and its implications. What's supported? What's not supported? And how does it differ from Bun or Deno? (00:00) - Ep 2 - Node 23 Gets TypeScript Support (00:05) - Introduction (04:04) - TypeScript News and Announcements (10:27) - A Closer Look at Type Stripping for Node 23 (22:56) - Differences Between Nod...

In the inaugural episode of TypeScript.fm, the two fools introduce themselves, share their "origin stories," and share plans for the podcast. Briefly covered in the news: Vite 6, Deno 2's expansion of the ecosystem, Node 23's new TypeScript support, and the latest Excalibur.js 0.30.0 release. (00:00) - Ep 1 - Two TypeScript Fools, One Podcast (00:12) - Introduction (21:31) - News Segment (29:38) -...