Elixir

by georgeguimaraes

Elixir is an AI Engineering skill for Claude Code, published by georgeguimaraes in claude-code-elixir.

168 stars15 forkson georgeguimaraes/claude-code-elixirAdded 2026/09/08Repository updated 2026/09/06

View source on GitHub Download repo ZIP

claude-codeectoelixirmarketplaceobanotpphoenix

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Install Elixir

Copy Elixir into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/georgeguimaraes/elixir-agent-tools/tree/main/plugins/elixir-dev/skills/elixir ~/.claude/skills/elixir

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/georgeguimaraes/elixir-agent-tools.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: plugins/elixir-dev/skills/elixir/SKILL.md in georgeguimaraes/claude-code-elixir
Installs to: ~/.claude/skills/elixir
Collection: One of 5 skills cataloged from this repository
Category: AI Engineering — 3670 skills

What Elixir does

Elixir helps write and refactor idiomatic functions, modules, and data structures. Use it for pattern matching, error handling, protocols, behaviours, and deciding when OTP processes are needed.

Elixir is cataloged under AI Engineering on DirSkills. Elixir comes from a repository tagged claude-code, ecto, elixir, marketplace and oban.

Documentation

README

Excerpt

Elixir

Design modules, model data, and handle errors with Elixir's functional idioms.

The Iron Law

NO PROCESS WITHOUT A RUNTIME REASON

Before creating a GenServer, Agent, or any process, answer YES to at least one:

Do I need mutable state persisting across calls?
Do I need concurrent execution?
Do I need fault isolation?

All three are NO? Use plain functions. Modules organize code; processes manage runtime.

The Three Decoupled Dimensions

OOP couples behavior, state, and mutability together. Elixir decouples them:

OOP Dimension	Elixir Equivalent
Behavior	Modules (functions)
State	Data (structs, maps)
Mutability	Processes (GenServer)

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Elixir

What else does georgeguimaraes publish alongside Elixir?
Elixir is one of 5 skills that DirSkills catalogs from georgeguimaraes/claude-code-elixir, the repository it ships in. Its siblings there include Ecto, Oban and Otp. Each one is a separate skill with its own page in this directory, installs the same way Elixir does, and is maintained by georgeguimaraes in that same repository. The rest of the collection is listed on the georgeguimaraes/claude-code-elixir page.
How does Elixir compare to other AI Engineering skills?
Elixir ranks #3293 by stars among the 3670 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Elixir against them. Open each page to compare what they document and how they install.