Here is the full list of all 103 Forager achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Achieve every other feat
Make 1 million coins using banks
Find every secret room
Have 1,000,000,000,000 coins
Have 1,000,000,000 coins
Own 100 nuclear structures at once
Die 10 times
Light all torches in the Skull Maze
Build 200 structures
Build on top of every water tile
Have 1,000,000 coins
Collect every tool and weapon
Collect every accessory
Complete a dungeon without taking damage
Reach Void level 30
Obtain a Nuclear tier item
Open all big treasure chests
Complete every NPC quest
Help the Ghost
Get a Cosmic gear item
Defeat the Dark Beet
Perform a challenging blood ritual
Upgrade all rods
Reach Void level 20
Bottle 100 critters
Collect every artifact
Get a Void gear item
Defeat the Toxic Guardian
Upgrade a structure to use nuclear power
Kill an enemy with a single arrow shot
Complete every museum bundle
Collect every seal
Complete the museum Building bundle
Have 100,000 coins
Complete the museum Farming bundle
Have 10 max health
Water 100 seeds
Plant 100 seeds
Defeat the Skeleton King
Dodge a lethal attack
Have 3 bombs active at once
Eat a gem
Learn every skill
Win the jackpot at a slot machine
Complete the Fire Temple
Buy every land
Craft 2,000 coins
Defeat the Slime King
Obtain a sigil
Complete the museum Archaeology bundle
Shoot 100 arrows
Help the Fox
Dig up an archaeology item
Solve the Fire Galaxy puzzle
Reach Void level 10
Help the Engineer
Have 100 poop in your inventory
Complete the Crystal Cave
Help the Old Man
Reach Void level 5
Dodge 10 attacks
Activate a droid
Solve the Frozen Galaxy puzzle
Craft 10,000 items
Talk to every NPC
Fail miserably at a trivia minigame
Win the ice wizard challenge
Complete the museum Trapping bundle
Complete the museum Foraging bundle
Open 20 big treasure chests
Complete the museum Alchemy bundle
Complete the Skull Maze
Find 3 secret rooms
Help the Goblin
Help the Wizard
Own 10 lands and 5,000 coins
Destroy 100 gravestones
Kill all giant beets
Kill a magic deer
Solve the Ancient Galaxy puzzle
Mine the giant crystal
Complete the museum Mining bundle
Complete the museum Cooking bundle
Solve the Skull Galaxy puzzle
Complete the Ancient Tomb
Help the Princess
Have 100 jelly in your inventory
Use a bottled rainbow
Open a skull chest
Help the Fairy Queen
Build 20 structures
Kill 3 enemies or more with a single sword slash
Gather royal steel or royal clothing
Have 5,000 items in your inventory
Dig up 50 items
Have one of each gem in your inventory
Play the game for 3 hours
Kill 100 enemies
Craft 500 furnace items
Own 5 lands
Have 1,000 items in your inventory
Catch 50 fish
Help the Druid