News includes Arcana, a new RAG library for Phoenix that adds vector search and AI Q&A using Postgres and pgvector, a JavaScript embedding library called MquickjsEx that brings MicroQuickJS to Elixir processes, LiveDebugger v0.5.0 with support for LiveView Streams, DaisyUI officially supporting Phoenix in their commercial dashboard templates, Durable - a new workflow engine similar to Temporal, José Valim teasing beautiful type system improvements, the Hologram project receiving an EEF stipend, Jido 2.0 demonstrating swarms of 1,575 agents indexing code in 7 seconds, ElixirConf EU 2026 announcing José Valim and Chris McCord as keynote speakers, and more!

*Elixir Community News*

- 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://paraxial.io/?utm_source=thinkingelixir&utm_campaign=thinkingelixir-oct2025
- Announcement of Arcana, a new RAG library for Elixir/Phoenix – https://nitter.net/georgeguimaraes/status/2006068635878490310
- Wikipedia explanation of RAG (Retrieval Augmented Generation) – https://en.wikipedia.org/wiki/Retrieval-augmented_generation
- Arcana GitHub repository - adds vector search and AI Q&A to Phoenix apps using Postgres + pgvector – https://github.com/georgeguimaraes/arcana
- Arcana dashboard guide for developing and testing RAG setups – https://github.com/georgeguimaraes/arcana/blob/main/guides/dashboard.md
- Screenshot of the Arcana RAG dashboard – https://nitter.net/pic/orig/media%2FG9b-pFpXUAAYIb0.jpg
- bge-small-en-v1.5 model that can run locally via Bumblebee for embeddings – https://huggingface.co/BAAI/bge-small-en-v1.5
- Announcement of mquickjs_ex library wrapping MQuickJS runtime – https://nitter.net/jskalc/status/2005676915479453869
- MQuickJsEx GitHub repository - embeds JavaScript in Elixir processes via NIFs – https://github.com/Valian/mquickjs_ex
- Simon Willison's article about MicroQuickJS by Fabrice Bellard - JavaScript engine for embedded systems – https://simonwillison.net/2025/Dec/23/microquickjs/
- Announcement of LiveDebugger v0.5.0 with support for LiveView Streams – https://nitter.net/swmansionelixir/status/2000959719440068622
- LiveDebugger documentation from Software Mansion – https://docs.swmansion.com/live-debugger/
- Announcement of DaisyUI Nexus Dashboard v3.2 with Phoenix support – https://nitter.net/daisyui_/status/2004244298024604049
- DaisyUI Nexus Dashboard store page - commercial dashboard template supporting multiple frameworks including Phoenix – https://daisyui.com/store/nexus/
- Durable workflow engine GitHub repository - a resumable workflow execution engine for Elixir similar to Temporal/Inngest – https://github.com/wavezync/durable/
- José Valim sharing type system improvements with beautiful error messages – https://nitter.net/josevalim/status/2006388766202601822
- Paulo Valente sharing work-in-progress on NxEigen – https://nitter.net/polvalente/status/2006625919964950975
- NxEigen GitHub repository - Eigen-based backend for Nx with lightweight memory footprint – https://github.com/polvalente/nx_eigen
- Bart Blast announcing Erlang Ecosystem Foundation stipend for Hologram project – https://nitter.net/bart_blast/status/2008163767855522116
- Blog post about Hologram receiving EEF stipend support – https://hologram.page/blog/hologram-awarded-eef-stipend
- Mike Hostetler demonstrating Jido 2.0 powering 1,575 agents to index a codebase in 7 seconds – https://nitter.net/mikehostetler/status/2008217608085241865
- Jido GitHub repository - AI Agent framework for Elixir – https://github.com/agentjido/jido
- Erlang Ecosystem Foundation invitation to join Working Groups – https://bsky.app/profile/theerlef.bsky.social/post/3mboxbgjvn22k
- EEF Working Groups page listing all available groups – https://erlef.org/wg/
- ElixirConf EU 2026 keynote speakers announcement – https://nitter.net/elixirconfeu/status/2007132325918720298
- ElixirConf EU 2026 website - April 22-24 in Málaga, Spain with José Valim and Chris McCord as keynote speakers – https://www.elixirconf.eu/

Podcast Episode - http://podcast.thinkingelixir.com/287

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ElixirStatus offers insights into Elixir programming language, OTP framework, and functional programming principles, providing articles, tutorials, and community updates for Elixir enthusiasts. By exploring ElixirStatus's curated content, developers can learn about concurrency primitives, fault-tolerance mechanisms, and metaprogramming techniques for building scalable and fault-tolerant distributed systems. Whether you're a backend developer, system architect, or Erlang/Elixir enthusiast, ElixirStatus offers resources to deepen your understanding of Elixir and Erlang ecosystem and contribute to the vibrant community of Elixir developers.

ElixirStatus

Podcast episode covering Elixir ecosystem updates including a new RAG library (Arcana) with Phoenix dashboard and local embeddings support, MicroQuickJS bindings for embedded JavaScript, Live Debugger 0.5 with Phoenix streams support, Daisy UI's official Phoenix dashboard template, Durable workflow engine for resumable workflows, type system improvements with guard-based type checking, NX backend for Arduino devices, Hologram project funding from Erlang Ecosystem Foundation, Jetto 2.0 framework for AI agent swarms, and ElixirConf EU 2026 announcements.

Thinking Elixir Podcast 287: From RAGs to Rich Workflows