If you're looking to update your Ponyfinder game to the new Pathfinder 2nd edition rules, you're in luck. Silver Games has released the core book now updated so that the two work together perfectly.
From the website:
Hidden in the sands, buried in stone, and forgotten by most awaits untold treasures and unspeakable dangers that would protect them.
- A new race, the Ruminant
- New traps for GMs to enjoy and players to fear
- New spells
- New feats
- New traits
- What happens if you mix a purrsian and a human?
- New lore delving into the shrouded past of Everglow
Now compatible with both Pathfinder (1st and 2nd edition) and 5E!