Here is the full list of all 88 Lumencraft achievements.
Complete the tutorial
Finish with score above 367 460 on any map
Slay 100 monsters in First Encounter
Hunt the big enemy in Blast from the Past
Place a gate
Place 5 gates
Place 25 gates
Collect 1,000 metal
Collect 10,000 metal
Collect 100,000 metal
Collect 500 lumen
Collect 5,000 lumen
Collect 25,000 lumen
Collect 100,000 lumen
Shred an item
Shred 25 items
Shred 100 items
Shred 500 items
Defeat 100 bugs
Defeat 500 bugs
Defeat 2,500 bugs
Defeat 10,000 bugs
Defeat 5 big monsters
Die the first time
Die 5 times
Die 15 times
Defend against a wave without doing anything
Stay in the base between the waves
Dual wielding same weapons
Destroy a building and rebuild it again
Kill with flare
Kill a boss with a flare
Upgrade the drill to the maximum
Win a map without shooting
Win a base defense map without placing any turrets
Win Blast From the Past before 3rd wave
Upgrade speed to 11
Throw a spear
Start 2 player Co-op
Survive all waves on First Encounter
Survive all waves on Underground Survival
Survive all waves on Blast from the Past
Power up abandoned outpost on Underground Survival
Max out all stats
Lose 5 buildings in quick succession
Fire the laser
Respawn 10 times in one map
Upgrade all turrets types to maximum
Storage is full
Find 10 technology orbs
Create 69 clones
Build 5 buildings
Build 40 buildings
Construct 120 constructions
Place 5 turrets
Place 25 turrets
Place 200 turrets
Research 2 technologies
Research 12 technologies
Research 24 technologies
Get 2 drills
Research all technologies
Hit 3 enemies with one spear throw
Defeat 15 big monsters
Get pistol upgraded to the maximum
Defeat 25 big monsters
Get machinegun upgraded to the maximum
Defeat 50 big monsters
Get shotgun upgraded to the maximum
Get a spear upgraded to the maximum
Get the flamethrower upgraded to the maximum