I have NAT working with vrf in VyOS 1.4-rolling-202208290458 + custom nat offload
set interfaces ethernet eth0 address '192.168.122.14/24' set interfaces ethernet eth1 address '192.0.2.1/24' set interfaces ethernet eth1 vrf 'foo' set protocols static route 192.0.2.0/24 interface eth1 vrf 'foo' set system conntrack set vrf name foo protocols static route 0.0.0.0/0 next-hop 192.168.122.1 interface 'eth0' set vrf name foo protocols static route 0.0.0.0/0 next-hop 192.168.122.1 vrf 'default' set vrf name foo table '1010'