PBHP, UK has adapted UK's government level dietary guidelines into a 100% plant-only food plate. Protein sources (shown in red) are "beans, pulses, nuts, seeds and plant protein". No animal products like {meat, fish, eggs, milk, dairy products}.
Sources:
Factsheets by PBHP, UK — a pretty good collection of 1-page to 3-page PDFs packed with information.