Free tools
Free100% offlineWindows · .NET 10
A few completely free tools, with source code and a user guide in English and French, no licence and no strings attached, that I built for my own needs.

CRM & sales tracking
CrmGUARD
CrmGUARD is the sales cockpit of the GUARD suite: clients, opportunities, subscriptions and invoices in one offline desktop app.
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Certificate & TLS inspector
CertGUARD
CertGUARD is a free, defensive inspector for X.
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JWT token inspector
TokenGUARD
TokenGUARD is a free, fully offline JWT inspector.
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Reverse Proxy GUARD
rpGUARD
rpGUARD (Reverse Proxy GUARD) is a security-first reverse proxy.
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Looking for the full audit suite?
The paid GUARD tools audit Entra ID & M365 and Active Directory.
Explore the audit tools →