Show Notes online - http://podcast.thinkingelixir.com/275

Elixir Community News

• https://paraxial.io/ – Paraxial.io is sponsoring today's show! Sign up for a free trial of Paraxial.io today and mention Thinking Elixir when you schedule a demo for a special offer.
• https://netter.net/josevalim/status/1975605515313979674 – José Valim announces Elixir v1.19.0-rc.2 release
• https://elixirforum.com/t/elixir-v1-19-0-rc-2-released/72805 – Elixir Forum discussion of v1.19.0-rc.2, the last stop before official v1.19 release
• Remote.com confirmed their codebase compiles 55% faster on v1.19 with type checking still ~1ms/module on average
• José and Guillaume Duboc went beyond current state-of-the-art to optimize key operations for set-theoretic type checking, articles to be published later
• https://x.com/josevalim/status/1975588421201715334 – New "mix help app:phoenix" command in Elixir v1.19 lists all modules with first paragraph of docs
• Great shortcut tool for building AI Agent context with brief module descriptions
• https://x.com/z_4seven/status/1975795139739357404 – José Valim provides update on Elixir's typesystem status and timeline
• Plan shifted from typed structs by end of year to providing type inference of all constructs; typed structs might arrive by end of next year
• https://x.com/sleipni_r/status/1977901944329875893 – Elixir gRPC library v0.11.0 release announcement
• https://github.com/elixir-grpc/grpc – Full-featured Elixir implementation of gRPC protocol with new Client Load Balancing following official specs
• https://hexdocs.pm/req_cassette – ReqCassette documentation - new Req library for recording and serializing real requests in tests
• https://github.com/lostbean/req_cassette/ – ReqCassette GitHub repository, similar to ExVCR but works with Req and supports async tests
• https://github.com/parroty/exvcr – ExVCR library for comparison
• https://x.com/karlclement/status/1976677105980072238 – Karl Clement's Twitter thread asking who's using Elixir in production with numerous company replies
• https://x.com/germsvel/status/1976264583682625776 – German Velasco's new ElixirStream video walking through Phoenix 1.8 AGENTS.md file
• Full video is ~25 minutes or split into 12 shorter videos showing what AI typically gets wrong in new Phoenix apps
• https://www.youtube.com/watch?v=eBpDaUVxiII – Episode
• https://www.youtube.com/shorts/fpbWpunfLVg – German Velasco's short video illustrating Ecto's datetime helpers
• https://x.com/bcardarella/status/1976217163754070372 – Brian Cardarella shares insight about clients needing help finishing AI-generated apps
• DockYard seeing many AI slop generated apps that are nightmares to build on top of
• https://elixir-observer.com/packages/req – Elixir Observer website updates by Mimiquate with better design and new features
• https://elixir-observer.com/categories – New categories feature for package discovery (Actors, AI, Audio, Authentication, etc.)
• Categories include semantic search and show unreleased changes per package
• https://x.com/chris_mccord/status/1976813860742217754 – Chris McCord demonstrates creating isolated Claude Code sandbox instances on Fly Machines in 15 seconds
• Interesting approach for running AI agents fully isolated from local machine
• https://github.blog/changelog/2025-09-29-strengthening-npm-security-important-changes-to-authentication-and-token-management/ – NPM announces new security changes including more frequent token rotation and Trusted Publishers (OIDC) support
• Response to recent supply chain attacks showing compromised long-lived tokens are critical vulnerability

Do you have some Elixir news to share? Tell us at @ThinkingElixir or email at show@thinkingelixir.com

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Sponsored By:

• Paraxial.io: Paraxial.io is sponsoring today's show! Sign up for a free trial of Paraxial.io today and mention Thinking Elixir when you schedule a demo for a special offer.