Here is the full list of all 89 Outpath achievements.
Integer limit.
Read the 8 letters.
Break a big rock in one blow without tools.
Eat a pizza, a hamburger and an ice cream.
ransform 15 creatures into bones.
Too much height.
Build 750 builds.
Build 300 builds.
Oops.
Improve all skills to the maximum level.
Sleep having in your inventory The Circle.
Craft The Circle
Learn 50 skills.
Destroy 10000 resources.
Don't use collectors until you complete the game.
Feed your companion.
Eat a Poisoned Apple.
Rotate a block.
Replace an island.
Get the circle part I.
Convert a Star Fragment into a Dark Star Fragment.
Play for 100 in-game days.
Craft a holy artifact.
Convert a Quadstone prism.
Touch 10 rings without touching the ground.
Build 150 builds.
Break a star.
Change song on the radio.
Eat a cake.
Improve a skill with 7 points to the maximum.
Craft 10000 items.
Change the name of a Teleporter.
Break a tomb.
Gather 300 living souls.
Electrify a Vacuum
Craft 5000 items.
Have amber, emerald, sapphire and ruby in your inventory.
Break a massive mushroom.
Have all potion effects at the same time.
Change the material of a build to brick.
Reach 1000000 credits.
Sort items in a chest using a Stacker.
Reset the market for a value greater than 10000.
Build an Amplifier.
Build an Advanced Research Table.
Destroy 5000 resources.
Kill with the scythe for the first time.
Research all buildings on a research table.
Learn 25 skills.
Reach 100000 credits.
Kill 250 creatures by hand.
Drink 1 potion.
Milk a cow.
Remove color from a build.
Change the color of a build.
Build a Mining Post.
Plant a seed.
Kill a turtle after having stolen its shell.
Steal a turtle shell.
Craft 1000 items.
Kill 150 creatures by hand.
Reach 10000 credits.
Sleep during the day.
Activate an island.
Build 50 builds.
Destroy 2500 resources.
Get 5000 credits in one go.
Make a synergy.
Kill 75 creatures by hand.
Collect items from a collector with a full inventory.
Kill a slime.
Read a letter.
Visit your personal cave.
Kill 25 creatures by hand.
Learn 8 skills.
Expand an island to the maximum.
Craft 100 items.
Buy your first monolith bundle.
Build a Breaker.
Destroy 5 shinies.
Speed up a craft.
Destroy 500 resources.
Pat a chicken.
Equip a tool for the first time.
Eat a Seaweed.
Learn your first skill.
Grow your island.
Go swim.
Punch a tree until wood pops out.