Description
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's a lightweight macOS app that runs entirely on-device: 47 hand-written detection rules flag leaks in real time, in milliseconds. Your prompts never leave your Mac.…
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HeimWall FAQ
What is HeimWall?
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's a lightweight macOS app that runs entirely on-device: 47 hand-written detection rules flag leaks in real time, in milliseconds. Your prompts never leave your Mac.
Is HeimWall free?
Yes. HeimWall is free to use.
Do I need to download HeimWall?
No. HeimWall runs in your browser at heimwall.ai, so there's nothing to install.
What are the best HeimWall alternatives?
Popular alternatives to HeimWall include Offsend, AgentSwarms and Andak. See all HeimWall alternatives