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Built by Magnus

Prefunk / local-first developer utility / preview 1.1.0

PrefunkNative macOS app / CLI / Codex plugin

Check
before launch.

A quiet check before the thing you built enters the world.

Prefunk finds common potential secret exposures and configuration mistakes, then gives your coding agent a redacted report to verify. Your project is read locally. Nothing is uploaded or run.

A sparse violet constellation converging into a shield and check against a near-black star field.
Security preflight / local field / 001

The preflight

Useful evidence. No false certainty.

Prefunk reports potential matches, not proof of a vulnerability and not proof that a project is secure. The agent verifies each lead before anything changes.

01

Choose

Select a project on your Mac. Prefunk scans supported text files read-only.

02

Inspect

Potential secrets and configuration mistakes become redacted, structured leads.

03

Verify

Give the guarded report to your coding agent. It must confirm the evidence before proposing a fix.

One scan / two readers

Built for a developer and their agent.

The same deterministic engine powers the native Mac app, command-line interface, and Codex plugin. Human meaning stays visible; agent output stays deliberately narrow.

  • No account, backend, analytics, telemetry, or network service.
  • No source upload, project execution, or automatic code modification.
  • No matched values, secret fragments, snippets, hashes, or absolute paths in agent output.
Prefunk security preflight2 potential findings
High
Possible provider credentialSources / configuration / line 3
Verify
Medium
Secret-like value in client codeSources / client / line 4
Verify
Values redactedCoverage reportedRead only

Current status / open-source preview

The scanner is ready. Distribution is next.

The scanner engine, command-line interface, and Codex plugin are now public under the MIT License. The native Mac edition is planned as a $1.99 one-time purchase; App Store distribution is still being completed.