TypeScript 7 RC, a Bun-like DX for Node.js, and k8s in the Browser | News | Ep 72

News for the week of June 15, 2026: TypeScript 7 RC, Astro 7, Babel 8, React Router 8, and a new Bun-like DX for Node.js. From the community: k8s simulated in the browser, relocating rigor, and which frameworks cost the most tokens.

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Chapters

• (00:00) - Welcome to the Show
• (05:13) - News: TypeScript 7 RC Announcement
• (07:32) - News: nub, Bun-like DX on Top of Stock Node.js
• (10:51) - News: React Compiler Rust Rewrite Rolling Out
• (12:18) - News: Astro 7, Faster Than Ever
• (13:31) - News: React Router 8, a Big Boring Release (In a Good Way)
• (14:55) - News: Babel 8, ESM-only, Separate Polyfill Injection
• (18:14) - News: Localized Time Element HTML Proposal
• (19:43) - News: Chrome Third-party DevTools Integration for Agents
• (22:20) - Security: Node.js Patched for High Severity CVEs
• (23:56) - Security: Over 140 Mastra npm Packages Compromised
• (25:47) - Security: GH Actions Will Now Block pull_request_target
• (26:42) - Security: npm Malware is Trying to Thwart AI Scanners with Prompt Injection
• (30:10) - Security: Socket MCP Server Update
• (30:33) - Library Watch: Mastro.js Now with Zero Deps
• (31:01) - Library Watch: MapKit.js 6 for Embedding Apple Maps
• (31:24) - Library Watch: Monogatari 2.8, Visual Novel Engine in TS
• (32:51) - Community: Addy Osmani on Agentic Code Reviews
• (36:59) - Community: Relocating Rigor by Chad Fowler
• (42:08) - Community: Generating Endless "I Spy" from Wikipedia by Neal Agarwal
• (42:40) - Community: Webernetes, k8s in the Browser by Sam Rose
• (43:42) - Community: Josh Goldberg on JS Tooling, Future of Web Dev
• (44:01) - Community: Evan You on Joining Cloudflare by Red Monk
• (44:22) - Community: ShopTalk on TypeScript Complaints
• (46:28) - Community: The Token Cost of Frameworks by Andrey Kucherenko
• (49:33) - Community: Is It Worth Learning to Code in 2026? by Lost Relic Games
• (51:07) - Bleet of the Week
• (53:22) - Cool Link: Making a Brick Tower Using Shaders
• (54:50) - Cool Link: Words of Radiance by Brandon Sanderson
• (55:44) - The Minnesota Long Goodbye

News

• Typescript: Announcing TypeScript 7.0 RC
• Nub: A bun-like DX on top of Node.js
• React: New React Compiler in Rust rolling out
• Astro: Astro 7.0 is out!
• React Router: React Router v8 release
• Babel 8: Releasing Babel 8 today: ESM-only, drop ES5 default, and a smooth migration path
• TC39: Localized <time> element
• Chrome: Introducing third-party developer tools for Chrome DevTools for agents
• Node: Thursday, June 18, 2026 Security Releases
• Socket.dev
  • Mastra package compromise
  • GH blocking pull_request_target
  • NPM malware using prompt injection
  • MCP updates

Library Watch

• Mastro: Now with Zero Dependencies
• Webkit: Discover MapKit JS 6: Rebuilt for Today’s Web Developer
• Monogatari 2.80: TypeScript rewrite

From the Community

• Addy Osmani: Agentic Code Review
• Chad Fowler: Relocating Rigor
• Neal Agarwal: Endless I Spy
• Sam Rose: K8s in browser
• Josh Goldberg: Biome and the future of JS tooling
• Red Monk: Kate Holterhoff interviews Evan You about joining Cloudflare
• ShopTalk: TypeScript Complaints, Slowing Down, and AT Proto Protocols
• Andrey Kucherenko: Framework token tax
• Lost Relic Games: Should You Still Learn To Code in 2026?
• Bleet of the Week

Cool Links

• Coding a brick tower (Shader toy)
• Words of Radiance by Brandon Sanderson

Music
Seahorse Dreams by Kubbi (Spotify)