Here is the full list of all 8 Jubilee achievements.
Collect all 5 secret pages.
Reach the ending through H.E.C.K.
Collect and bank every gem in the game.
Unlock Dax (by finding all the shrines).
Open the gateway to H.E.C.K.
Rescue all of the animals.
Die 100 times.
Reach the ending through Skylantis.