TMiR 2026-06: React Compiler is getting rusty, what does AI mean for engineering culture
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- (00:00) - This Month in React: June News Roundup
- (00:11) - Intros
- (02:24) - [React Router 8](https://remix.run/blog/react-router-v8)
- (05:29) - [Babel 8](https://babeljs.io/blog/2026/06/16/8.0.0/)
- (07:05) - [Astro 7](https://astro.build/blog/astro-7/)
- (09:03) - [TS 7.0 RC](https://devblogs.microsoft.com/typescript/announcing-typescript-7-0-rc/)
- (09:31) - ESM only, no programmatic API right now
- (10:31) - [Nub JS](https://nubjs.com/), from Zod creator
- (14:03) - [Legend List 3.0 with DOM support](https://x.com/jmeistrich/status/2059922504320225316)
- (14:34) - [TSRX revamped the syntax](https://tsrx.dev/blog/rethinking-tsrx)
- (16:18) - React Core news
- (16:22) - [React Compiler in Rust is rolling out](https://bsky.app/profile/sebastienlorber.com/post/3moibsmtqjk2x)
- (16:47) - [PR was merged after testing at Meta and improved](https://github.com/react/react/pull/36173#issuecomment-4608356402)
- (17:24) - [Oxlint, SWC, RSPack, Next all integrating](https://bsky.app/profile/sebastienlorber.com/post/3moibsmtqjk2x%20)
- (17:40) - [Rolldown tried integrating directly but removed due to binary size increase](https://x.com/evanyou/status/2069593612153987373)
- (18:08) - [Bun tried optimizing the Rust Compiler code](https://gist.github.com/Jarred-Sumner/84df369c35216f40d61d1ea9f95771c2)
- (18:47) - Other core improvements
- (19:07) - [Fragment Refs have been documented](https://react.dev/reference/react/Fragment#fragmentinstance) in canary
- (21:31) - React DevTools MCP tools, including [component tree](https://github.com/react/react/pull/36597) and [perf analysis](https://github.com/react/react/pull/36598) APIs
- (22:18) - React Foundation progress
- (22:29) - There’s a(n early) [react.foundation](https://react.foundation/) website, advertising funding for maintainers and community groups
- (25:30) - They’re gonna have a booth at [Chain React at the end of July](https://chainreactconf.com/)
- (26:01) - [Why is Meta destroying its engineering organization?](https://newsletter.pragmaticengineer.com/p/why-is-meta-destroying-its-engineering)
- (32:36) - [AI demands more engineering discipline. Not less](https://charitydotwtf.substack.com/p/ai-demands-more-engineering-discipline)
- (40:41) - Christoph Nakazawa posted his [“Modern Engineering Values” and how he uses AI](https://cpojer.net/posts/modern-engineering-values)
- (42:31) - [Cloudflare bought VoidZero](https://voidzero.dev/posts/voidzero-cloudflare)
- (43:34) - NPM / security updates
- (43:38) - [Github Actions allows enforcing pinned action SHAs](https://github.blog/changelog/2025-08-15-github-actions-policy-now-supports-blocking-and-sha-pinning-actions/)
- (44:11) - [GitHub Actions Has a Package Manager, and It Might Be the Worst](https://nesbitt.io/2025/12/06/github-actions-package-manager.html)
- (45:17) - [NPM 12 will disable install scripts and Git deps by default](https://github.blog/changelog/2026-06-09-upcoming-breaking-changes-for-npm-v12/)
- (46:15) - Code optimization still matters!
- (46:43) - [TanStack Table cut memory in v9 by 90% on large lists by optimizing JS objects](https://tanstack.com/blog/tanstack-table-v9-memory-performance) and [optimized TS perf](https://tanstack.com/blog/tanstack-table-v9-typescript-performance)
- (47:15) - [Pierre Diffs was significantly optimized](https://pierre.computer/writing/on-rendering-diffs) - has to handle virtualization, syntax highlighting, source loading
- (48:27) - [CompileCat is a new optimizing compiler to improve JS execution after bundling](https://github.com/isaac-mason/compilecat), similar to Closure Compiler. ([the RSPack team says they’re working on something similar](https://x.com/jiahan_c/status/2065630866668453898) )
- (51:12) - [Mark’s React-Redux /+ signals draft perf PR](https://github.com/reduxjs/react-redux/pull/2318) and [updated React-Redux benchmarks repo](https://github.com/reduxjs/react-redux-benchmarks)
- (52:41) - [Aurora Scharff’s preferred RSC component architecture](https://aurorascharff.no/posts/component-architecture-for-react-server-components/)
- (53:24) - [Lovable projects now use TanStack Start by default](https://lovable.dev/blog/building-apps-using-tanstack-start)
Creators and Guests
Host
Mark Erikson
An engineer maintaining Redux and Redux Toolkit, working at Replay.io to make smarter AI chat bots and debuggers using time travel.
Producer
Carl Vitullo
Solopreneur just vibing, posts are probably bullshit. Community lead at Reactiflux, the largest chat community of React professionals.
