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…/sethgammon/citadel

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Citadel

798stars79forks

How to install Citadel?

sethgammon/citadel

$claude plugin marketplace add SethGammon/Citadel

Installs into the current project.

Summary

An open-source operating layer for Claude Code and OpenAI Codex.

Files · 1

.claude-plugin/plugin.json

1	# .claude-plugin/plugin.json
2	claude plugin marketplace add SethGammon/Citadel

SethGammonPublisher · 9 listings

Preview

SethGammon/Citadel

<img src="assets/citadel-hero.svg" width="100%" alt="Citadel, an operating layer for Claude Code and OpenAI Codex" />

<div align="center">

[![Tests](https://github.com/SethGammon/Citadel/actions/workflows/tests.yml/badge.svg)](https://github.com/SethGammon/Citadel/actions/workflows/tests.yml)

[![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](LICENSE)

RepoSethGammon/Citadel

LicenseMIT

CategoryDevTools

UpdatedJul 2026

First seenJul 22, 2026

Tags

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