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