<p>News includes Quickbeam, an exciting new research project that brings a full JavaScript runtime inside the BEAM with OTP supervision, native DOM access, and a built-in TypeScript toolchain, plus a companion Volt asset pipeline for Elixir; José Valim highlights how Elixir’s type system work is already inspiring optimizations in Python’s Ruff project, and shares a new blog post on the latest BDD performance improvements coming in Elixir v1.20; LiveView Debugger v0.7 arrives with source code links, nested live view tree structure, and a closer path to v1.0; a new browser-based Elixir Language Tour expands its Processes chapter with hands-on GenServers, Supervisors, and more; Oban v2.21 lands with workflow tracking, rate limiting, and massive index improvements; and more!</p>
<p>Show Notes online - <a href="http://podcast.thinkingelixir.com/297" rel="nofollow noopener">http://podcast.thinkingelixir.com/297</a></p>
<p><strong>Elixir Community News</strong></p>
<ul>
<li><a href="https://paraxial.io/?utm_source=thinkingelixir&utm_campaign=thinkingelixir-oct2025" rel="nofollow noopener">https://paraxial.io/</a> – 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.</li>
<li><a href="https://github.com/elixir-volt/volt?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/elixir-volt/volt</a> – Volt - a new asset pipeline for Elixir that replaces esbuild wrapper, Tailwind CLI, and node_modules.</li>
<li><a href="https://x.com/dan_note/status/2033975642057019499?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/dan_note/status/2033975642057019499</a> – Announcement post for the Volt asset pipeline for Elixir.</li>
<li><a href="https://x.com/dan_note/status/2032139121850728939?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/dan_note/status/2032139121850728939</a> – Announcement post for Quickbeam, a JavaScript runtime for the BEAM.</li>
<li><a href="https://github.com/elixir-volt/quickbeam?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/elixir-volt/quickbeam</a> – Quickbeam - a JavaScript runtime for the BEAM with Web APIs backed by OTP, native DOM, and a built-in TypeScript toolchain. Still an early beta research project.</li>
<li><a href="https://github.com/cocoa-xu/exclosured?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/cocoa-xu/exclosured</a> – ExClosured - a new framework for compiling Rust to WebAssembly, running it in the browser, and hooking into Phoenix LiveView.</li>
<li><a href="https://exclosured.app/?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://exclosured.app/</a> – Demo site for ExClosured, showing image manipulation and SQLite-in-the-browser examples.</li>
<li><a href="https://x.com/josevalim/status/2034623221807370570?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/josevalim/status/2034623221807370570</a> – José Valim highlights how Elixir's type system work has inspired optimizations in Python's Ruff/ty project.</li>
<li><a href="https://github.com/astral-sh/ruff/pull/23881?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/astral-sh/ruff/pull/23881</a> – Pull request on the Python Ruff project applying BDD optimization techniques inspired by Elixir's type system work.</li>
<li><a href="https://github.com/astral-sh/ruff?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/astral-sh/ruff</a> – Ruff - an extremely fast Python linter and code formatter, written in Rust.</li>
<li><a href="https://x.com/josevalim/status/2034624137981739153?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/josevalim/status/2034624137981739153</a> – José Valim shares his latest blog post on type system optimizations for differences.</li>
<li><a href="https://elixir-lang.org/blog/2026/03/19/lazy-bdds-with-eager-literal-differences/?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://elixir-lang.org/blog/2026/03/19/lazy-bdds-with-eager-literal-differences/</a> – Elixir blog post - "Lazy BDDs with eager literal differences" - covering the latest round of type system performance optimizations, available in Elixir v1.20.0-rc4.</li>
<li><a href="https://x.com/swmansionelixir/status/2034295512862490655?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/swmansionelixir/status/2034295512862490655</a> – Announcement of LiveView Debugger v0.7 with new features including source code links, better filtering, and tree structure for nested live views.</li>
<li><a href="https://docs.swmansion.com/live-debugger/?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://docs.swmansion.com/live-debugger/</a> – LiveView Debugger documentation site.</li>
<li><a href="https://www.youtube.com/watch?v=SvKGXRNo-_E?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://www.youtube.com/watch?v=SvKGXRNo-_E</a> – YouTube video showing the new features in LiveView Debugger v0.7.</li>
<li><a href="https://x.com/swmansionelixir/status/2034650679986327924?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/swmansionelixir/status/2034650679986327924</a> – Announcement of a new version of the fully browser-based Elixir Language Tour, with an expanded Processes chapter covering Links, Agents, GenServers, and Supervisors.</li>
<li><a href="https://elixir-language-tour.swmansion.com/introduction?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://elixir-language-tour.swmansion.com/introduction</a> – The Elixir Language Tour - a browser-based interactive tour running Elixir in WebAssembly via Popcorn.</li>
<li><a href="https://elixirforum.com/t/gettext-sigils-a-sigil-for-using-gettext-with-less-boilerplate-and-better-readability/74645?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://elixirforum.com/t/gettext-sigils-a-sigil-for-using-gettext-with-less-boilerplate-and-better-readability/74645</a> – Elixir Forum post introducing gettext_sigils, a library that wraps gettext helpers into a sigil for less boilerplate.</li>
<li><a href="https://github.com/zebbra/gettext_sigils?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/zebbra/gettext_sigils</a> – gettext_sigils - a library that simplifies gettext usage with a ~t sigil, e.g. ~t"Hello, #{user.name}" instead of gettext("Hello, %{name}", name: user.name).</li>
<li><a href="https://peterullrich.com/a-devcontainer-for-elixir?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://peterullrich.com/a-devcontainer-for-elixir</a> – Blog post by Peter Ullrich - "A Devcontainer for Elixir" - on running Elixir in a dev container for safer LLM-assisted coding.</li>
<li><a href="https://containers.dev/?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://containers.dev/</a> – The open specification for enriching containers with development-specific content and settings.</li>
<li><a href="https://github.com/anthropics/claude-code/tree/main/.devcontainer?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/anthropics/claude-code/tree/main/.devcontainer</a> – Anthropic's dev container used as the starting point for Peter Ullrich's Elixir dev container.</li>
<li><a href="https://github.com/PJUllrich/devcontainer?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/PJUllrich/devcontainer</a> – Peter Ullrich's Claude-based Devcontainer for Elixir development with Phoenix, Claude Code, and optionally Tidewave.</li>
<li><a href="https://x.com/josevalim/status/2034952526039056700?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/josevalim/status/2034952526039056700</a> – José Valim responds to a "What Would José Valim Do?" Claude memory prompt shared by an Elixir developer, offering his actual advice which differed from the LLM's take on behaviours and abstractions.</li>
<li><a href="https://x.com/sorentwo/status/2036839452102840414?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/sorentwo/status/2036839452102840414</a> – Announcement of Oban v2.21, Pro v1.7, Web v2.12, and Met v1.1 with workflow tracking, rate limiting, chunk performance improvements, and more.</li>
<li><a href="https://oban.pro/docs/pro/changelog.html#v1-7-0-rc-0-2026-03-23?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://oban.pro/docs/pro/changelog.html#v1-7-0-rc-0-2026-03-23</a> – Oban Pro v1.7 changelog.</li>
<li><a href="https://hexdocs.pm/oban_web/overview.html?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://hexdocs.pm/oban_web/overview.html</a> – Oban Web documentation.</li>
<li><a href="https://github.com/oban-bg/oban/releases/tag/v2.21.0?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/oban-bg/oban/releases/tag/v2.21.0</a> – Oban v2.21.0 release notes on GitHub.</li>
<li><a href="https://x.com/akoutmos/status/2036556722584670292?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://x.com/akoutmos/status/2036556722584670292</a> – Announcement of Litestream v0.5, a complete overhaul of the Elixir wrapper for Litestream SQLite backups.</li>
<li><a href="https://litestream.io/?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://litestream.io/</a> – Litestream - continuously streams SQLite changes to cloud storage like S3 for no-worry backups.</li>
<li><a href="https://github.com/akoutmos/litestream?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/akoutmos/litestream</a> – Litestream - an Elixir library wrapping Litestream for easy SQLite database backups, now at v0.5 with individual backup strategies under the Litestream.Strategy namespace.</li>
<li><a href="https://github.com/akoutmos/litestream/blob/master/CHANGELOG.md?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://github.com/akoutmos/litestream/blob/master/CHANGELOG.md</a> – Litestream changelog detailing the v0.5.0 overhaul.</li>
<li><a href="https://marketing.erlef.org/events/malaga-unconf.html?utm_source=thinkingelixir&utm_medium=shownotes" rel="nofollow noopener">https://marketing.erlef.org/events/malaga-unconf.html</a> – EEF Málaga Unconference - a community-driven one-day pre-ElixirConf EU event on April 22, 2026, featuring Elixir talks, a Nerves workshop, and a GRiSP hardware workshop.</li>
</ul>
<p>Do you have some Elixir news to share? Tell us at <a href="https://x.com/ThinkingElixir" rel="nofollow noopener">@ThinkingElixir</a> or email at <a href="mailto:show@thinkingelixir.com" rel="nofollow noopener">show@thinkingelixir.com</a></p>
<p><strong>Find us online</strong></p>
<ul>
<li>Message the show - <a href="https://bsky.app/profile/thinkingelixir.com" rel="nofollow noopener">Bluesky</a></li>
<li>Message the show - <a href="https://x.com/ThinkingElixir" rel="nofollow noopener">X</a></li>
<li>Message the show on Fediverse - <a href="https://genserver.social/ThinkingElixir" rel="nofollow noopener">@ThinkingElixir@genserver.social</a></li>
<li>Email the show - <a href="mailto:show@thinkingelixir.com" rel="nofollow noopener">show@thinkingelixir.com</a></li>
<li>Mark Ericksen on X - <a href="https://x.com/brainlid" rel="nofollow noopener">@brainlid</a></li>
<li>Mark Ericksen on Bluesky - <a href="https://bsky.app/profile/brainlid.bsky.social" rel="nofollow noopener">@brainlid.bsky.social</a></li>
<li>Mark Ericksen on Fediverse - <a href="https://genserver.social/brainlid" rel="nofollow noopener">@brainlid@genserver.social</a></li>
<li>David Bernheisel on Bluesky - <a href="https://bsky.app/profile/david.bernheisel.com" rel="nofollow noopener">@david.bernheisel.com</a></li>
<li>David Bernheisel on Fediverse - <a href="https://genserver.social/dbern" rel="nofollow noopener">@dbern@genserver.social</a></li>
</ul><p>Sponsored By:</p><ul><li><a rel="nofollow" href="https://paraxial.io/?utm_source=thinkingelixir&utm_campaign=thinkingelixir-oct2025">Paraxial.io</a>: <a rel="nofollow" href="https://paraxial.io/?utm_source=thinkingelixir&utm_campaign=thinkingelixir-oct2025">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.
</a></li></ul>
