TS 7 Compiler API Plans, Elysia 2 Beta, and JSX in ASP.NET Core | News | Ep 76

News for the week of July 27, 2026: insights into what's coming in TS 7.1, rendering JSX and TSX natively using ASP.NET Core, and Elysia gets rewritten with the new v2 beta. From the community: semantic versioning spec for types, a typesafe TSConfig builder, and lessons learned migrating ts-loader with AI.

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Chapters

• (00:00) - Welcome to the Show
• (04:53) - Tooling: TypeScript 7.1 Iteration Plan
• (07:29) - Tooling: TypeScript ESLint Still Needs TS 6 For Now
• (09:02) - Tooling: Emacs TypeScript LSP Fixed
• (09:24) - Tooling: JsxCore is a Native JSX/TSX View Engine for ASP.NET Core
• (12:50) - Tooling: Notion as Code (in TypeScript)
• (14:31) - Metaframeworks: Nuxt July Security Patches
• (15:22) - Metaframeworks: Elysia 2 Beta is a Full Rewrite
• (18:08) - Web: Cloudflare Workers RPC Now Works Across Python and JavaScript
• (21:00) - Web: Chrome 151 Adds User Media Element
• (23:56) - Security: Ongoing npm Supply Chain Attack for keyv and cacheable Scopes
• (25:56) - Security: Node July Security Releases
• (26:24) - Library Watch: semver-ts, a Spec for Versioning Types
• (28:03) - Library Watch: JS2WASM Compiler is in the Experimental Phase
• (30:40) - Library Watch: PeurTS, Write TS in Unity, Unreal, and .NET
• (32:03) - Library Watch: dynwinrt, Mess with WinRT APIs in TypeScript
• (34:16) - Library Watch: syt, Type-safe TSConfig Builder
• (35:09) - Library Watch: rm-pushnotify, Cross-browser Push Notifications
• (37:05) - Library Watch: mazely, a Maze Editor and Solver in TypeScript
• (38:05) - Library Watch: inclusive-color, a Color Space for Human Skin Colors
• (39:00) - Community: Are the Types Wrong?
• (39:58) - Community: John Reilly Migrated ts-loader to TypeScript 7
• (41:16) - Community: Jake Worth Shares Daily TypeScript Notes in Your Inbox
• (42:13) - Community: Tabularis Ported Their Visual EXPLAIN Rust Parsers to TypeScript
• (43:14) - Community: Jake Archibald Wants Us to Learn From His Tool Tip Accessibility Mistake
• (44:57) - Community: Debugging TypeScript Applications Book by Andrey Ozornin
• (45:50) - Community: David Sherret Made TS AST Viewer Support TS 7
• (46:42) - Bleet of the Week
• (48:48) - Cool Link: Reliability Lessons from SQLite by Richard Hip
• (51:24) - Cool Link: Why I Delete My Tests Every Night by KCD
• (52:02) - Cool Link: Nirvanna the Band the Show
• (54:23) - The Minnesota Long Goodbye

News

• TypeScript: 7.1 iteration plan 
  • PSA TS 6/7 - typescript-eslint and others that depend on compiler apis 
  • emacs LSP fixed
• JsxCore: Native JSX + Preact/React support for ASP.NET Core MVC 
• Notion: In beta, Notion as code
• Nuxt: Nuxt Security Patch Releases
• Elysia: Elysia 2 beta - DayDream 
• Cloudflare: Workers RPC now works across Python and JavaScript  
• Chrome: New in Chrome 151 
• Socket: Popular npm Packages in the keyv and Cacheable Namespaces Compromised in Active Supply Chain Attack 
• Node: July Security Releases

Library Watch

• semver-ts: Semantic Versioning for TypeScript Types 
• JS2: JS to WASM AOT Compiler 
• Puerts: TS in Unreal Engine or Unity in TS!?! 
• dynwinrt: Mess with WinRT APIs using TS 
• syt:  a typesafe builder for tsconfigs (via domutala)
• rm-pushnotify: Browser push notifications library
• Mazely: Maze editor and generation in TS 
• Inclusive Color: Inclusive human skin color space

From the Community

• Are The Types Wrong: Tool for checking declaration files
• John Reilly: Migrating ts-loader to TypeScript 7.1 with AI 
• Jake Worth: TypeNotes – Daily learning notes for TS and JS developers 
• Tabularis: Visual EXPLAIN beyond the app: one engine, multiple hosts (c/w LLM-assisted)
• Jake Archibald: Fixing my tooltip accessibility mistake 
• Andrey Ozornin: Debugging TypeScript Applications: Build Web Apps That Don't Break
• David Sheeret: TS Ast viewer supports 7
• Bleet of the Week

Cool Links

• Take some lessons from Reliability Lessons From SQLite - Richard Hipp | SSW 2026 
• You should watch Nirvana the Band the Show
• Stop Being Tricked by theprimeagen