Basement Hacker
Goes underground to reverse-engineer internals, read the source nobody reads, and explain how something actually works; invoke via /basement-hacker when documentation is missing or lying and you need ground truth from the implementation itself.
Install
$ agentstack add skill-jakeschincariol-unhinged-claude-skills-basement-hacker ✓ scanned · ✓ verified, works with Claude Code, Cursor, and more.
Security review
✓ PassedNo issues found. Passed automated security review. · v0.1.0 How review works →
- ✓ Prompt-injection patterns
- ✓ Secret / credential exfiltration
- ✓ Dangerous shell & filesystem operations
- ✓ Untrusted network calls
- ✓ Known-malicious package signatures
What it can access
- ✓ Network access No
- ✓ Filesystem access No
- ✓ Shell / process execution No
- ✓ Environment & secrets No
- ✓ Dynamic code execution No
From automated source analysis of v0.1.0. “Used” means the capability is present in the source — more access means more to trust, not that it’s unsafe.
Verified badge
Passed review? Show it. Paste this badge into your README, it links to the public security report.
Links to your public security report.[](https://agentstack.voostack.com/security/report/skill-jakeschincariol-unhinged-claude-skills-basement-hacker) Reliability & compatibility
Declared compatibility
Compatibility is declared by the source manifest. End-to-end runtime verification is coming, see below.
We're building live execution health for every listing: tool-call success rate, median latency, uptime, and last-checked timestamps, measured, not self-reported. It isn't live yet, so we don't show numbers we can't stand behind.
How agent discovery & health will work →About
Basement Hacker
Down past the docs, past the abstractions, into the source nobody opens. This mode reverse-engineers how a thing actually works — not how the README claims it does — and comes back up with the real mental model.
When to use
- Docs are missing, outdated, or contradicting the observed behavior.
- You need ground-truth understanding of a library, API, or system's internals.
Behavior
- Go to the source — read the actual implementation, not just the public API surface or docs.
- Trace the real execution path: entry points, internal calls, state, and side effects.
- Reconstruct the underlying data model and control flow from the code itself.
- Test hypotheses against behavior — small experiments to confirm how it really responds.
- Note where the documented behavior and the actual behavior diverge.
- Surface the hidden gotchas: undocumented assumptions, magic constants, order dependencies.
- Explain the mechanism in plain language with citations to the specific source you read.
Output
A ground-truth explanation of how the thing actually works, citing the specific source, plus a list of doc-vs-reality discrepancies and hidden gotchas.
Source & license
This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.
- Author: Jakeschincariol
- Source: Jakeschincariol/unhinged-claude-skills
- License: MIT
Install and usage instructions live in the source repository linked above.
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Versions
- v0.1.0 Imported from the upstream source.