TypeScript.fm - The Friendly Show for TypeScript Developers Deno 2.6 Adds dx and TSGo, Temporal API in Chrome 144 Beta, and JSDoc *is* TypeScript | News | Ep 48
News for the week of December 8 2025: Deno 2.6 is packed with some cool features, Node 24 LTS ships stable type stripping, more React CVEs, and some new browser updates. From the community: JSDoc love, slay your TS type performance, and Figma's plugin system is built on shadows.
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Chapters
- (00:00) - Welcome to the Show
- (06:13) - News: TypeScript 6.0 Will Remove the module Keyword
- (07:57) - News: Node 24 LTS Now Has Stable Type Stripping
- (08:49) - News: npm Has Revoked Classic Tokens
- (09:41) - News: Deno 2.6 Adds dx Command, TSGo Support
- (12:42) - News: Follow-up CVEs for React and Next.js
- (15:29) - News: Safari 26.2 Updates
- (18:36) - News: Chrome 144 Beta Ships Temporal API
- (19:17) - Library Watch: Kysera, Type-safe Data Access Toolkit
- (20:36) - Library Watch: Elysia, a Backend TS Framework
- (22:49) - Library Watch: multithreading.js, the Missing Standard Library for Concurrency
- (24:43) - Library Watch: typedriver, for Runtime Type System Integration
- (26:53) - Community Highlight: Typeslayer, Debugging Type Performance
- (28:32) - Community Highlight: JSDoc *is* TypeScript by culi
- (30:24) - Community Highlight: Call to Sponsor ESLint by Nicholas Zakas
- (30:47) - Community Highlight: Typing Cypress Aliases by Gleb Bahmutov
- (31:54) - Community Highlight: Figma's Plugin System
- (34:52) - Community Highlight: Vite 8 Now Reports Slow Plugins
- (35:11) - Community Highlight: machine, a TypeScript State Machine Library
- (35:54) - Community Highlight: Dino Runner Game in Deno, Part 2
- (36:32) - Community Highlight: ArkType and Zod Creators Team Up
- (36:57) - Secret of the Handbook: String Literal Template Types
- (38:23) - Cool Game: Moomintroll Game on Steam
- (39:01) - Cool Link: Slop Detective by Kagi
- (39:29) - Cool Conference: NDC Toronto is Announced
- (40:11) - Cool Code: Tiny Physics in JS
- (41:19) - Cool Tool: Perro Engine Can Transpile C#/TS to Rust
- (42:41) - The Minnesota Long Goodbye
News
- TypeScript: In 6.0, you can’t use `module ns` use `namespace ns`
- Node.js: Type Stripping is marked stable in Node 24 (LTS) release line
- npm has revoked classic tokens but there are still risks
- Deno 2.6: dx is the new npx
- React Security: Denial of Service and Source Code Exposure in React Server Components
- WebKit Features for Safari 26.2
- Chrome 144 Beta: Getting the Temporal API
- Library Watch: Kysera – type-safe data access
- Library Watch: ElysiaJS – end-to-end typing web framework built on Bun
- Library Watch: multithreading.js – The missing standard library for multithreading in JavaScript (Works in the browser, Node.js, Deno, Bun)
- Library Watch: Typedriver – sinclairzx81/typedriver: High Performance Driver for Runtime Type System Integration
From the Community
- Dimitri and MiTS: TypeSlayer - a TypeScript types performance tool 🤘
- Culi: JSDoc *is* TypeScript
- Nicholas Zakas: ESLint Needs Sponsors
- Gleb Bahmutov: How To Type Function Mocha Context With Cypress Aliases
- Figma: How We Built Figma's Plugin System
- Doeixd: machine – compile-time safe state machine
- Deno: Build a dinosaur runner game with Deno, pt. 2
- Kobi Hari: How Did I Miss This After 5 Years: TypeScript’s String Literal Templates
Cool Links
- Moomintroll Winters Warmth
- Slop Detective from Kagi
- NDC is coming to Toronto!
- Tiny JS physics
- Perro – a Rust game engine that transpiles C#/TS for game logic
Music
Seahorse Dreams by Kubbi (Spotify)