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