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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.
MCP in Practice Course
Out now. Kamran shows you how to build a practical enterprise-grade MCP server with .NET, C#, and OAuth, hosted remotely on Azure. (Requires subscription)
Sponsored by Excalibur.js
Excalibur.js is the free and open source friendly TypeScript 2D game engine for the web. Learn to make web games with TypeScript or JavaScript! Excalibur comes out-of-the-box with everything you need, like physics, sprites, animations, sound effects, and first-party plugins for popular 2D gamedev tools.
MCP in Practice Course
Out now. Kamran shows you how to build a practical enterprise-grade MCP server with .NET, C#, and OAuth, hosted remotely on Azure. (Requires subscription)
Sponsored by Excalibur.js
Excalibur.js is the free and open source friendly TypeScript 2D game engine for the web. Learn to make web games with TypeScript or JavaScript! Excalibur comes out-of-the-box with everything you need, like physics, sprites, animations, sound effects, and first-party plugins for popular 2D gamedev tools.
- Homepage and Docs: https://excaliburjs.com
- Make Your First Game in 10 Minutes
- Join the Discord: https://discord.gg/9UemP985Uy
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
Creators and Guests
What is TypeScript.fm - The Friendly Show for TypeScript Developers?
The two TypeScript Fools, Kamran Ayub and Erik Onarheim, get together weekly to bring you news, community highlights, and deep dives into the TypeScript ecosystem. Stay up-to-date on what's happening and learn new things to make you a better TypeScript developer along the way!