https://mtlynch.io/tinypilot/
TinyPilot: Build a KVM Over IP for Under $100 · mtlynch.io
Using only a Raspberry Pi and an $11 video capture dongle, you can create your own KVM over IP device, allowing you to send keyboard input to a remote computer...
kvm over iptinypilotbuildio
https://tinypilotkvm.com/
Modern KVM over IP by TinyPilot | Complete Out-of-Band Management
TinyPilot delivers simple, secure, and powerful remote access with KVM over IP and console server capabilities—your complete out-of-band management solution.
out of band managementkvm over ip