Games like Jarkeeper
Games like Jarkeeper include Librarian: Tidy Up the Arcane Library!, DinoBones: Tidy Up the Museum, Unpacking, Whisper of the House, and Leaf it Alone. We matched them by the tags players give Jarkeeper on Steam (Casual, Simulation, Organizing, Cozy, and Puzzle): closest matches first, and among equally close ones the better-known games.

Librarian: Tidy Up the Arcane Library!
Shared: Organizing · Casual · Simulation

DinoBones: Tidy Up the Museum
Shared: Casual · Organizing · Simulation

Unpacking
Shared: Casual · Organizing · Puzzle

Whisper of the House
Shared: Organizing · Casual · Puzzle

Leaf it Alone
Shared: Simulation · Casual · Cozy

A Little to the Left
Shared: Organizing · Puzzle · Casual

PowerWash Simulator
Shared: Casual · Simulation · First-Person

A Game About Chopping Trees
Shared: Simulation · Cozy · Casual

Creature Kitchen
Shared: Cozy · Puzzle · First-Person

Ship, Inc.
Shared: Casual · Simulation · Cozy

Hozy
Shared: Casual · Cozy · Puzzle

Dressmaker
Shared: Cozy · Simulation · Job Simulator

Spirit City: Lofi Sessions
Shared: Cozy · Organizing · Casual

Cellar Keeper
Shared: Organizing · Casual · Simulation

Cozy Organizer
Shared: Organizing · Cozy · Casual

Cleaning Up The Puzzle Gallery
Shared: Casual · Organizing · Cozy

Sort Them Ducks
Shared: Casual · Simulation · Organizing

Garry's Mod
Shared: Casual · Simulation · First-Person

DrainSim
Shared: Casual · Simulation · First-Person

Is This Seat Taken?
Shared: Casual · Puzzle · Cozy

Big Walk
Shared: Puzzle · Casual · First-Person

Mini Motorways
Shared: Simulation · Casual · Puzzle

TOEM: A Photo Adventure
Shared: Cozy · Puzzle · Casual

Supermarket Chaos
Shared: Organizing · Casual · Puzzle