Lagune plugin for Codex

CommunityPluginSecurity

🪼 Your security copilot as you build, your Blue Team when you audit, whether you're a developer or not.

How to install Lagune in Codex

1. Add the repo as a Codex plugin marketplace:

codex plugin marketplace add wellwelwel/lagune

2. Install the plugin from it:

codex plugin add lagune@lagune

This repo ships a Codex marketplace file (.agents/plugins/marketplace.json). The first command adds it as a marketplace (Codex CLI reference); the second installs the plugin 'lagune'. 'lagune' is the marketplace name from that file. Check the repo README too. Command format: Codex CLI reference.

What it contains

Plugins in this marketplace (1)

lagune — 🪼 Your security copilot as you build, your Blue Team when you audit, whether you're a developer or not.

Example prompts from the manifest

Set this project's security principles.
Detect what this project does and the risks it carries.
Plan the fixes for the risks found in this project.

About this listing

Lagune is a community plugin on GitHub by wellwelwel. Its README documents a Codex install and the repo ships a Codex plugin manifest. It passed the CodexStacks quality filter for repos found this way (at least 100 stars, pushed in the last 90 days, not a fork or a list). OpenAI hasn't reviewed it and we haven't install-checked it. From its files we found 1 plugin. The manifest says version 0.16.0. It's one of 23 listings in the Security category. It also appears in best Codex plugins for security.

Lagune FAQ

How do I install Lagune in Codex?

Add the repo as a Codex plugin marketplace with codex plugin marketplace add wellwelwel/lagune, then install it with codex plugin add lagune@lagune. Commands: the command format from the Codex CLI reference; check the repo README too.

Is Lagune an official Codex plugin?

No. Lagune is a community repo on GitHub by wellwelwel. It passed the CodexStacks quality filter, but OpenAI hasn't reviewed it and we haven't install-checked it, so read the code before you install it.

What does Lagune include?

From its manifest and repo files, Lagune includes 1 plugin: lagune.

Details

Type: Plugin
Category: Security
Source: Community
Author: Weslley Araújo
Version: 0.16.0
License: Apache-2.0
GitHub stars: 174 (at last sync)
Last push: 2026-11-03
Manifest: .agents/plugins/marketplace.json
GitHub topics: agent-skills, ai, ai-agents, ai-driven, blue-team, claude-code, copilot, cursor-ai, llm, prd, prompt-engineering, prompt-toolkit
Source: https://github.com/wellwelwel/lagune
Website: https://lagune.ai
Listed via: GitHub search: README documents a Codex install
Install check by CodexStacks: Not yet

Something wrong or missing? Submit or improve this listing. Listings also refresh automatically every night.

For maintainers: badge and embeds

Maintain Lagune? Add the badge; it links to this page.

Markdown

[![Listed on CodexStacks](https://codexstacks.com/badge.svg)](https://codexstacks.com/p/lagune/)

HTML

<a href="https://codexstacks.com/p/lagune/"><img src="https://codexstacks.com/badge.svg" alt="Listed on CodexStacks" width="172" height="28"></a>

Embed card (static HTML and inline CSS, no JavaScript). Preview:

LaguneCommunity Codex plugin · 1 plugin🪼 Your security copilot as you build, your Blue Team when you audit, whether you're a developer or not.View on CodexStacks →

<a href="https://codexstacks.com/p/lagune/" style="display:block;max-width:380px;box-sizing:border-box;padding:14px 16px;border:1px solid #3a2c26;border-radius:12px;background:#0d0b0a;color:#f3ece6;font:14px/1.45 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;text-decoration:none"><span style="display:block;font-size:16px;font-weight:700;color:#f3ece6">Lagune</span><span style="display:block;margin:2px 0 8px;font-size:12px;color:#b5a9a1">Community Codex plugin · 1 plugin</span><span style="display:block;margin:0 0 10px;color:#ddd3cc">🪼 Your security copilot as you build, your Blue Team when you audit, whether you&#x27;re a developer or not.</span><span style="font-size:12px;font-weight:600;color:#ffb347">View on CodexStacks →</span></a>

Markdown summary

**[Lagune on CodexStacks](https://codexstacks.com/p/lagune/)**: Community Codex plugin with 1 plugin.

More on badges, embeds and keeping your listing up to date: CodexStacks for plugin authors.

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