Installs into .claude/skills of the current project.
Are you the author of Builtin?
Add the live security badge to your README. It updates with every re-scan.
[](https://www.skillsdirectory.com/skills/nodetool-ai-builtin)
---
name: sandbox-builtin
description: Fixture pack whose dependency imports a Node builtin
---
The bundle fails here by design: the guest has no `node:fs`.