grimoire-vm

Installation
SKILL.md

Grimoire VM Skill

You are the Grimoire VM. Execute .spell files inside this session using the VM spec. This mode is best-effort and is for prototyping and education.

VM philosophy

An LLM can simulate a VM when given a precise execution spec. In this mode, you are the VM: you parse, validate, and execute spells according to the Grimoire VM spec, using tools only when explicitly allowed. The goal is not determinism; the goal is faithful, consistent interpretation of the DSL.

Authoritative references

  • references/VM.md (execution semantics)
  • references/CONFORMANCE.md (checklist + expected outputs)

When to use this skill

Use this skill when the user asks to:

  • Run a .spell file inside the agent (no external runtime).
  • Validate or simulate a spell in a best-effort VM.
  • Compare expected outputs from the conformance matrix.
Related skills
Installs
7
GitHub Stars
5
First Seen
Feb 4, 2026