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Install Lagune on Claude Code as a Plugin

Install Lagune on Claude Code as a plugin, in the terminal, the extension, or the desktop app, keep it updated, and allow its engine up front.

Install the plugin from your terminal:

claude plugin install lagune --marketplace wellwelwel/lagune

Or from a Claude Code session:

/plugin marketplace add wellwelwel/lagune
/plugin install lagune@lagune

Update​

To update Lagune, run:

claude plugin marketplace update lagune
claude plugin update lagune@lagune

To keep it updated, select Enable auto-update for the lagune marketplace under /plugin.

Commands​

Type the commands by name, such as /lagune-charter, or under the plugin's name, such as /lagune:lagune-charter.


Permissions

The engine runs through two tools: lagune_read only reads your project, and lagune_write only writes to .lagune/. To allow them up front, add these rules to .claude/settings.json for one project, or to ~/.claude/settings.json for all of them:

{
"permissions": {
"allow": [
"mcp__plugin_lagune_lagune__lagune_read",
"mcp__plugin_lagune_lagune__lagune_write"
]
}
}

When the engine runs through npx, as with the skills.sh, allow Bash(npx --yes lagune@*). With the sandbox on, also add registry.npmjs.org to sandbox.network.allowedDomains.

Frequently Asked Questions

Run claude plugin install lagune --marketplace wellwelwel/lagune. In a session or the extension, add the wellwelwel/lagune marketplace from the plugin manager and install lagune. The desktop app loads it once you install it for yourself in the terminal or the extension.

Run claude plugin marketplace update lagune, then claude plugin update lagune@lagune, or select Enable auto-update for the lagune marketplace under /plugin. In the extension, open Manage plugins from /plugin and select the refresh icon on the lagune marketplace. The desktop app loads the update in its next session.

Type them by name, such as /lagune-charter, or under the plugin's name, such as /lagune:lagune-charter.

Yes. Allow mcp__plugin_lagune_lagune__lagune_read and mcp__plugin_lagune_lagune__lagune_write in your Claude Code settings, plus Bash(npx --yes lagune@*) when the engine runs through npx.

Last updated on November 3, 2026.

Copyright © 2026-present Weslley Araújo and contributors. Lagune is under the Apache License 2.0. Please check the Security Policy.

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