The phrase is a common search, but it comes with a critical warning: You cannot legally download most images from a single, free source. Unlike Docker containers, network vendor images are proprietary.
However, EVE-NG itself is just an engine. —the operating systems (IOS, IOS-XE, NX-OS, vSRX, FortiGate, Windows, Linux) that run on the virtual nodes. Download All Eve-ng Images
Register → "Downloads" → "Firmware Images" → "FortiGate/Virtual Machines" → Choose KVM. 3.5 VyOS (Open Source Router) Source: VyOS website (completely free and legal). The phrase is a common search, but it