Here is the full list of all 19 Tales of Kenzera: ZAU achievements.
Complete Act 4
Complete all Reflections
Complete Act 3
Unlock all Abilities
Complete Act 2
Survive the Kikiyaon chase
Kill 4 enemies with a single Supernova
Kill 4 enemies with a single Lunar Blast
Perfect Recharge 10 times
Complete Act 1
Equip a Trinket
Begin Zau's journey with Kalunga
Collect all Echoes
Collect all Trinkets
Complete all Spirit Rituals
Unlock all Codex entries
Unlock all Spirit Segments
Unlock all Trinket Slots
Upgrade all Skills