256: Types, Tools, and Turbo Charging

News includes the Elixir 1.19 RC release featuring up to 4x faster compilation and significant types system improvements, more ElixirConfEU videos including José Valim's keynote on type system updates, the look at the Backpex admin panel for Phoenix LiveView applications, Ash AI's impressive AI integration using the Elixir LangChain library, an informal Elixir Contributors Summit recap from Software Mansion, the Quokka formatter that automatically fixes Credo style code issues, Popcorn's browser-based Elixir implementation with JavaScript interoperability, and the launch of Elixir Observer for better Hex package exploration, and more! Show Notes online - http://podcast.thinkingelixir.com/256 (http://podcast.thinkingelixir.com/256) Elixir Community News https://www.honeybadger.io/ (https://www.honeybadger.io/?utm_source=thinkingelixir&utm_medium=podcast) – Honeybadger.io is sponsoring today's show! Keep your apps healthy and your customers happy with Honeybadger! It's free to get started, and setup takes less than five minutes. https://github.com/elixir-lang/elixir/blob/main/CHANGELOG.md (https://github.com/elixir-lang/elixir/blob/main/CHANGELOG.md?utm_source=thinkingelixir&utm_medium=shownotes) – Elixir 1.19 RC release with up to 4x faster compilation for large projects, types system updates, and improved pretty printing https://www.youtube.com/playlist?list=PLvL2NEhYV4Zu421KzHuLICUqieJXI2o_Z (https://www.youtube.com/playlist?list=PLvL2NEhYV4Zu421KzHuLICUqieJXI2o_Z?utm_source=thinkingelixir&utm_medium=shownotes) – ElixirConfEU videos playlist with all 4 keynotes and Lightning Talks https://www.youtube.com/watch?v=po-ckmSt1gI&list=PLvL2NEhYV4Zu421KzHuLICUqieJXI2o_Z&index=13 (https://www.youtube.com/watch?v=po-ckmSt1gI&list=PLvL2NEhYV4Zu421KzHuLICUqieJXI2o_Z&index=13?utm_source=thinkingelixir&utm_medium=shownotes) – José Valim's keynote "Type System and Elixir Updates + Extended Q&A" https://github.com/naymspace/backpex (https://github.com/naymspace/backpex?utm_source=thinkingelixir&utm_medium=shownotes) – Backpex - highly customizable administration panel for Phoenix LiveView applications https://backpex.live/ (https://backpex.live/?utm_source=thinkingelixir&utm_medium=shownotes) – Backpex project landing page https://demo.backpex.live/admin/users (https://demo.backpex.live/admin/users?utm_source=thinkingelixir&utm_medium=shownotes) – Live demo of Backpex admin panel https://hexdocs.pm/ash_ai/readme.html (https://hexdocs.pm/ash_ai/readme.html?utm_source=thinkingelixir&utm_medium=shownotes) – Ash AI documentation - AI implementation for the Ash Framework https://x.com/ZachSDaniel1/status/1927249155019149409 (https://x.com/ZachSDaniel1/status/1927249155019149409?utm_source=thinkingelixir&utm_medium=shownotes) – Zach Daniel's tweet teasing Ash AI features https://blog.swmansion.com/elixir-contributor-summit-2025-shaping-the-future-together-at-software-mansion-cc3271a188eb (https://blog.swmansion.com/elixir-contributor-summit-2025-shaping-the-future-together-at-software-mansion-cc3271a188eb?utm_source=thinkingelixir&utm_medium=shownotes) – Blog post about the informal Elixir Contributors Summit held after ElixirConf EU https://github.com/smartrent/quokka (https://github.com/smartrent/quokka?utm_source=thinkingelixir&utm_medium=shownotes) – Quokka - Elixir formatter that combines mix format and mix credo to automatically fix code style issues https://github.com/software-mansion/popcorn (https://github.com/software-mansion/popcorn?utm_source=thinkingelixir&utm_medium=shownotes) – Popcorn - library for running client-side Elixir in browsers with JavaScript interoperability https://popcorn.swmansion.com/simple_repl/ (https://popcorn.swmansion.com/simple_repl/?utm_source=thinkingelixir&utm_medium=shownotes) – Popcorn live demo REPL https://github.com/atomvm/AtomVM (https://github.com/atomvm/AtomVM?utm_source=thinkingelixir&utm_medium=shownotes) – AtomVM project that Popcorn is based on, compiles to WASM https://www.mimiquate.com/blog/introducing-elixir-observer-a-better-way-to-explore-elixir-packages (https://www.mimiquate.com/blog/introducing-elixir-observer-a-better-way-to-explore-elixir-packages?utm_source=thinkingelixir&utm_medium=shownotes) – Blog post introducing Elixir Observer for exploring Hex packages https://elixir-observer.com/ (https://elixir-observer.com/?utm_source=thinkingelixir&utm_medium=shownotes) – Elixir Observer website for package exploration https://www.youtube.com/watch?v=o-FsRSDg6Pc (https://www.youtube.com/watch?v=o-FsRSDg6Pc?utm_source=thinkingelixir&utm_medium=shownotes) – YouTube demo video of Elixir Observer https://github.com/mimiquate/elixir_observer (https://github.com/mimiquate/elixir_observer?utm_source=thinkingelixir&utm_medium=shownotes) – Open source GitHub repository for Elixir Observer https://elixir-observer.com/packages/ecto (https://elixir-observer.com/packages/ecto?utm_source=thinkingelixir&utm_medium=shownotes) – Example of Ecto package analysis on Elixir Observer Do you