Games like Duck the Miner
Games like Duck the Miner include Forager, Terraria, Starbound, To The Core, and DAVE THE DIVER. We matched them by the tags players give Duck the Miner on Steam (Mining, Resource Management, Crafting, Space, and Procedural Generation): closest matches first, and among equally close ones the better-known games.

Forager
Shared: Crafting · Pixel Graphics · 2D

Terraria
Shared: 2D · Crafting · Pixel Graphics

Starbound
Shared: Space · Crafting · Pixel Graphics

To The Core
Shared: 2D · Mining · Procedural Generation

DAVE THE DIVER
Shared: Pixel Graphics · Casual · Adventure

Potion Craft: Alchemist Simulator
Shared: Crafting · Resource Management · 2D

No Man's Sky
Shared: Space · Procedural Generation · Exploration

Melvor Idle
Shared: Mining · Casual · 2D

A Game About Digging A Hole
Shared: Mining · Crafting · Procedural Generation

Factorio
Shared: Resource Management · Crafting · 2D

Oxygen Not Included
Shared: Resource Management · 2D · Space

Wall World
Shared: Mining · Pixel Graphics · Procedural Generation

Cookie Clicker
Shared: Casual · Pixel Graphics · Indie

The Escapists
Shared: Crafting · Pixel Graphics · 2D

Graveyard Keeper
Shared: Crafting · Pixel Graphics · Indie

Click Mage
Shared: Resource Management · Mining · Crafting

Keep Driving
Shared: Pixel Graphics · Resource Management · Indie

Dome Keeper
Shared: Resource Management · Singleplayer · Pixel Graphics

Romestead
Shared: Crafting · 2D · Procedural Generation

Don't Starve
Shared: Crafting · Indie · Adventure

Keep on Mining!
Shared: Mining · Casual · Resource Management

The Alters
Shared: Resource Management · Crafting · Space

The Survivalists
Shared: Crafting · Pixel Graphics · Adventure