FacePing 

FacePing for .NET MAUI: enrol and verify faces on the device, offline, with liveness checks and a ready-made camera view. Free sandbox key at app.faceping.ai/signup.

FacePing SDK core: offline face verification with liveness, the sandbox and production sync. Use FacePing.Sdk.Maui in .NET MAUI apps.

FacePing for Avalonia: enrol and verify faces on Android and iOS devices, offline, with liveness checks and a ready-made camera control. Free sandbox key at app.faceping.ai/signup.