If you are strictly on a local Mac-to-Mac network, ARD provides deep integration, though it lacks the Fluid-level speed of Jump.
If you don't want to pay for Jump Desktop, these free tools are safer and more reliable than a cracked version:
If you're looking for free or open-source alternatives:
Using unlicensed software is a breach of contract and copyright law, which can lead to significant fines or even criminal charges .
: All connections are end-to-end encrypted using DTLS (for Fluid), NLA/TLS (for RDP), and SSH/SSL (for VNC). Jump Desktop (RDP, VNC, Fluid) - App Store - Apple