Games like Idle Deepcore
Idle Deepcore. These games share the most with it, and each one says why.

Sixty Four
Also automation, mining, production chain
Build machines that dig up cubes and spend them on stranger machines, moving from clicking toward a fully automated factory.
75% steam50% idle
Deep Town: Mining Idle GamesDormant
Also mining, production chain, automation
Mine resources below ground and craft them above into jewelry, chemicals, and plants, linking buildings into production chains run by bots.

SludgineersUpdated
Also mining, production chain
Drive the countryside cleaning and mining pollution, refine it in your own refinery, and upgrade tools to open new areas in a hands-on incremental.
87% steam25% idle
Beltmatic
Also production chain, automation
Mine numbers from the map and route them along belts through adders and multipliers to deliver target values to the hub.
95% steam
Scrap Yard IdleUpdated
Also production chain, automation
Collect scrap by hand, then build crushers, separators and assemblers until the whole processing chain runs itself.

Military Incremental ComplexDormant
Also production chain, automation
Start by making bullets by hand and grow into an arms giant producing tanks and nukes, playing the stock market and lobbying government.
82% steam2.7★ galaxy25% idle
PROFITS 2167: Planetary Resource Optimization & Freight Infrastructure Technician Simulator
Also mining, automation
Drive a mining train by hand between stations, defend against alien insects and reinvest profits into upgrades and delivery drones, satirizing tech startups.
98% steamhas ending25% idle
Industry IdleDormant
Also production chain, automation
Build factories on generated maps, optimize production chains, trade on a player market and prestige for new maps, with offline earnings tied to company value.
77% steam75% idle
Asbury Pines
Also production chain, automation
Link the work of townsfolk across eras from the stone age to the far future, building automated production that uncovers a small-town murder mystery.
90% steam
Assembly Planter
Also automation, production chain
Grow from hand farming to automated planters, harvesters and belts, and merge whole machine setups into one compact block.
92% steam
Space industrial empire
Also production chain, automation
Lay out flat conveyor lines for mining, smelting and research, then build warships to take other planets.
87% steam70% idle
Widget Inc.
Also production chain, automation
Craft widgets by hand, then automate and lay out a sprawling factory through twelve tech tiers on the way to building a rocket.
87% steamhas ending
Constellation ClickerComing soon
Also production chain, automation
Click to claim stars, link them with trade routes and grow a galactic economy, with 12 upgradeable Clankers to automate the clicks.
50% idle
SLOTDOWN
Also incremental, automation
Inherit an underground casino and grow a slot machine from a few reels into a wall of them, with upgrades and a comic-book story. This free browser demo covers the first floor; the full Steam game is still upcoming. All coins are fictional.

What the Buck?!
Also incremental, automation
Swipe a card to spill bills onto the table, shred them for upgrades, and prestige for stronger chain reactions. The free browser demo covers the opening upgrades; the full Steam game is coming November 9.

Beltex
Also production chain, automation
Pull numbers from a hex map, run them through math buildings, and belt the results to your core to level up and unlock more.
85% steam
Leek Factory TycoonUpdated
Also automation, production chain
Automate a leek restaurant with factories and conveyor belts, arranging the layout for the best idle income and comparing strategies on leaderboards.
75% idle
Particul
Also mining, automation
Click to knock particles into a growing pile, sell them, and automate with extractors and traders until you find the rarest particle to win.
80% steamhas ending
Project P.I.T.T.
Also automation, production chain
As an intern, craft rubber ducks and feed them to a growing corporate pit, building physics contraptions of magnets, fans and launchers to raise throughput.
79% steam
NG Space Company
Also incremental, mining
A space incremental about mining resources, exploring between stars and conquering systems.
4.2★ galaxy
4.0★ galaxy
Fracture Field
Also mining, automation
Break quarry rocks with timed swings, add drones to automate, clear space with bombs and shatter the whole operation for prestige currency.
75% steam
Kin and QuarryUpdated
Also mining, incremental
Dig into the earth with a crew of tiny kin to recover essence for a sacred tree. Hire miners, launch drills and uncover artifacts that recruit more helpers.
76% steam
Gamblers Table - Prototype
Also automation, incremental
Flip coins for cash, move up to better coins and hire helpers who flip them for you. A prototype of a Steam game.
3.8★ galaxy