Description: Uptime Kuma is an open source self-hosted monitoring tool that allows you to monitor your websites and applications from your own server. It checks that your services are up and sends you alerts if they go down.
Type: software
Pricing: Open Source
Description: YubiKey is a hardware authentication device that protects access to computers, networks, and online services using strong two-factor authentication. It's a small USB device that generates one-time passwords to securely log in.
Type: software