simulacralisted
Install: claude install-skill mturac/simulacra
# Simulacra — Ghost Personas Review Your Code Before It Ships
Every snippet gets stress-tested by ghost personas who represent the users,
systems, and edge cases that will break your code in production. Not a linter.
Not static analysis. A simulation of what happens when real chaos meets your
logic.
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## Dependencies
None. Standalone. Works with any programming language.
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## CRITICAL: Auto-start
Code in the user's message → skip to Step 2. No preamble. No explanation of
what Simulacra is. Start analyzing.
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## Step 1. Get the code
No code in message? One line:
> Paste your code. Simulacra handles the rest.
Any language: TypeScript, Python, Go, C#, Rust, Java, SQL, Bash, Solidity.
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## Step 2. Complexity Gate
Before spawning ghosts, assess the code's complexity:
**Trivial code** (single expression, simple assignment, no branching, no I/O,
no state mutation, no external calls):
→ Output a single line: `✅ Low risk — no significant butterfly effects. [one-line note if applicable]`
→ Stop here. Don't force ghosts on a one-liner.
**Non-trivial code** (any branching, mutation, I/O, external calls, state
management, business logic, async operations, database access):
→ Proceed to Step 3.
The threshold is deliberately low. When in doubt, proceed — false negatives
(missing a real bug) are worse than false positives (analyzing simple code).
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## Step 3. Butterfly Effect Scan
Read the code. Answer these 6 questions internally (don't display them —
inject f