Product scope
Terminal Guardian is a Windows-only PowerShell 7+ safety module that adds deterministic command governance before execution.
- - Windows only
- - PowerShell 7+ required (`pwsh`)
- - Windows PowerShell 5.1 is not supported
- - Policy outcomes: allow / warn / challenge / block
What it does
- - Evaluates PowerShell command lines against policy before execution
- - Warns, challenges, or blocks risky operations
- - Supports deterministic dry-run checks before running a command
- - Keeps workflows local-first
- - Includes built-in self-test and integrity verification
Non-scope
- - Not antivirus, EDR, or malware protection
- - Not a replacement for backups, endpoint controls, or change review
- - Not a control plane for non-PowerShell shells
Validation and install path
Current validated release: v2.3.0
- Download from Gumroad
- Extract ZIP
- Run
setup.cmd - Open a new
pwshwindow - Run
tg-selftest
Important scope note: Terminal Guardian is a guardrail, not a vault.