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