News

Write-ups, announcements and the occasional ramble from the Elixir Sydney community.

• 20 Aug 2026 · Josh Price

  Kip Cole on Localize: the Livebook and the playground

  Kip presented Localize at our August meetup, and you can try it right now without writing a line of code, in the live playground or the Livebook he built for the night. Video and full recap to follow.

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• 19 Aug 2026 · Josh Price

  Conference season: Goatmire, AshConf and the Alembic crew on tour

  The BEAM conference season is stacked. ElixirConf US in Chicago, Goatmire in Sweden with a dedicated AshConf day co-presented by Alembic, and Code BEAM Europe in Haarlem, with familiar Elixir Sydney faces all over the Goatmire programme.

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• 19 Aug 2026 · Josh Price

  August BEAM security advisories: Livebook, Guardian, Ash and more

  25 EEF CNA CVEs in three weeks across Livebook, Guardian, Ash, html_sanitize_ex, absinthe_federation, Postgrex, cowlib and friends. Grouped by package, worst first, with the version to upgrade to and two version gotchas.

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• 19 Aug 2026 · Josh Price

  September is Hack Night at Decidr

  We're trading talks for tables on Wednesday 16 September. Bring your ideas, projects and a laptop for a night of Elixir and AI-assisted coding. In person only, and perfect for beginners and the Elixir curious.

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• 18 Aug 2026 · Josh Price

  Ecosystem roundup: Macro Mayhem Podcast

  Praia Labs puts real numbers on Phoenix 1.8 and Bandit adoption, Sobelow 0.15 learns to scan plain Elixir projects, three Credo plugins take aim at AI slop, and a new book brings finance to Livebook.

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• 08 Aug 2026 · Josh Price

  GenStage demand, finally visualised

  Andrea Leopardi's new visual explainer makes GenStage's demand mechanics click. Concurrency gives us more workers; demand tells us when to stop sending them work.

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• 29 Jul 2026 · Josh Price

  elixir-lang.org has a new look

  The Elixir website got its first major redesign in years, designed by Software Mansion with copy rewritten by José Valim. What changed and how it landed.

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• 29 Jul 2026 · Josh Price

  Macro Mayhem picks up where Thinking Elixir left off

  Thinking Elixir wrapped up in June after six years of weekly episodes. A new news podcast from Peter Ullrich and Gus Workman has stepped into the gap.

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• 29 Jul 2026 · Josh Price

  New OTP CVE batch: patch to 29.0.4, 28.5.0.4 or 27.3.4.15

  Eight fresh Erlang/OTP CVEs including a critical TLS client auth bypass, plus memory-exhaustion fixes in Cowboy and Cowlib. Sorted by severity with the version to upgrade to.

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• 15 Jul 2026 · Josh Price

  A busy month for BEAM security advisories

  Around two dozen EEF CNA CVEs in the last month across Plug, Phoenix, LiveView, Postgrex, Mint, hpax, mdex and OTP. Grouped by package, ordered by severity, with the version to upgrade to.

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• 15 Jul 2026 · Josh Price

  Optimising every image with Kip Cole's Image library

  Every image on this site is now a right-sized WebP, produced at build time with Kip Cole's Image library (libvips via Vix). Kip literally spoke at Elixir Sydney on exactly this.

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• 14 Jul 2026 · Josh Price

  Who's building on Elixir in Australia?

  We've started listing Australian companies running Elixir and the BEAM on the home page. Get yours listed here, on elixir-companies.com, and in the EEF registry.

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• 29 Jun 2026 · Josh Price

  Hex 2.5 hardens the supply chain

  Hex 2.5 adds three defences against supply chain attacks, inline security advisories, a release-age cooldown, and signed dependency policies. Most of it works with no configuration.

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• 15 Jun 2026 · Josh Price

  A new home for Elixir Sydney

  We've rebuilt elixir.sydney from the ground up and recovered our full meetup history going back to 2015.

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• 13 Jun 2026 · Josh Price

  Fable 5 launched, then vanished three days later

  Anthropic shipped Claude Fable 5 on 9 June, then disabled it and Mythos 5 globally three days later after a US export directive.

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• 10 Jun 2026 · Josh Price

  Phoenix LiveView 1.2 is out

  LiveView 1.2 brings colocated CSS, finishing the colocation story started in 1.1, plus HEEx compilation changes and automatic encoding of JS commands.

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• 05 Jun 2026 · Josh Price

  Securing the BEAM: the EEF is now a CNA

  The Erlang Ecosystem Foundation is now a CVE Numbering Authority and OTP 29 ships secure-by-default.

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• 04 Jun 2026 · Josh Price

  Elixir 1.20 and OTP 29 have landed

  A big few weeks for the BEAM, Erlang/OTP 29 and Elixir 1.20 are both out, with type inference and a strong security focus.

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• 01 Jun 2026 · Josh Price

  HexDocs moves to per-package subdomains

  HexDocs now serves each package from its own subdomain (package.hexdocs.pm) to isolate packages in the browser. Old links redirect, but update yours.

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• 29 May 2026 · Josh Price

  Put your company on the EEF registry

  The Erlang Ecosystem Foundation launched registry.erlef.org, a free, central registry of companies using the BEAM. Add yours, and consider backing the EEF.

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