TypeScript.fm - The Friendly Show for TypeScript Developers Modernization Agents, Standard Schema V1, and Year-end Podcast Wins | News | Ep 49
Our last episode for 2025, see you in 2026! News for the week of December 15 2025: Microsoft's experimental JS/TS modernization agent, new Next.js and Bun releases, and how pnpm is tightening the security screws. From the community: when to use types vs. interfaces, actionable tips on securing your local dev environment, and tips on using TypeScript types as a programming language.
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- 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
- (05:18) - News: TSGo Now Supports Experimental Decorators
- (06:18) - News: JS/TS Modernization Agent for VS Code
- (09:47) - News: Next.js 16.1 Brings Turbopack Caching and a Build Analyzer
- (10:32) - News: Bun 1.3.5 ft. Terminal Simulator, Compile-time Feature Flags
- (12:50) - News: Standard Schema V1 Released
- (14:24) - News: pnpm 10.26 Has Stricter Security Defaults
- (16:16) - News: Node Security Updates Pushed to Jan 7
- (16:52) - Library Watch: numpy-ts, NumPy but in 100% TypeScript
- (18:57) - Library Watch: tinypdf and tinydocx, Minimal Document Creation
- (20:02) - Community Highlight: npm Security Best Practices by Liran Tal
- (23:10) - Community Highlight: TypeScript Types as a Programming Language by Thiery Michel
- (24:46) - Community Highlight: Build a Dino Runner in Deno, pt 3
- (25:26) - Community Highlight: Types vs. Interfaces by Yan Sun
- (26:31) - Community Highlight: Eleventy's Progress on Zero Config TS
- (27:10) - Bleets of the Week
- (28:24) - Cool Link: noclip.website Lets You Explore Retro Game Levels
- (29:46) - Cool Tool: unplugin-inline-functions for Inlining Functions
- (31:48) - Cool Tool: rsdoctor, Analyze Rspack and Webpack Bundles
- (33:26) - The Minnesota Year-long Goodbye
News
- Excalibur.js V0.32.0 holiday release
- TSGo PR #2343 adds experimental decorators support
- Microsoft: Announcing the JavaScript/TypeScript Modernizer for VS Code
- Next.js 16.1 adds Turbopack improvements
- Bun: 1.3.5 release terminal simulator (PTY) and compile-time feature flag dead-code elimination
- Standard Schema V1 release (h/t ArkType and Josh Goldberg)
- Library Watch: https://www.npmjs.com/package/numpy-ts
- Library Watch: Lulzx/tinydocx: Minimal DOCX/ODT creation library
- Library Watch: Lulzx/tinypdf: Minimal PDF creation library
From the Community
- Liran Tal: NPM Security Best Practices: How to Protect Your Packages After the 2025 Shai Hulud Attack
- Thiery Michel via MarmeLab: TypeScript Types as a Programming Language
- Deno Runner, Part 3: Build a dinosaur runner game with Deno, pt. 3
- Yan Sun via LogRocket: Types vs. interfaces in TypeScript
- Zach Leatherman: 11ty Zero Config TypeScript
Cool Links
- Cool Plugin: krispya/unplugin-inline-functions - Vite/unplugin for C/C++ style inlining
- Cool Link: NoClip.website lets you fly around classic game levels like Super Paper Mario, Majora's Mask, and Mario Kart Wii
- Cool Tool: rsdoctor is a bundle analyzer for Rspack-family of tools (and webpack!)
Music
Seahorse Dreams by Kubbi (Spotify)