HeimWall

Lightweight macOS app catching leaked secrets before they reach AI coding assistants

Desktopfreemiumglobal

HeimWall catches leaked secrets, credentials, and PII the moment they're about to reach AI coding assistants like Cursor, Claude Code, and Copilot, without blocking your workflow or uploading your prompts. It runs entirely on-device with 47 hand-written detection rules flagging leaks in real time, in milliseconds, free for individual engineers.

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Full match profile

Behind the summary, Matchbox keeps a richer profile of HeimWall - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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