Games like Mogul Forge
Mogul Forge mostly idle, never really ends. These games share the most with it, and each one says why.

AdVenture Capitalist
Also tycoon, prestige · Same active/idle balance (mostly idle)
Lemonade stand to oil empire, hire managers so you never click again, cash in angel investors.
88% steam80% idle
Idle Factory Tycoon: Business!Updated
Also tycoon, automation, prestige · Same active/idle balance (leans idle)
Build workstations across factories, hire managers to automate sales and prestige factories for more output.
75% idle
Incremental Adventures
Also automation, prestige · Same active/idle balance (leans idle)
Heroes fight on their own in automated turn-based combat while you tune the automation and push toward double-exponent numbers through stacked prestiges.
78% steam70% idle
Cash Empire Clicker
Also tycoon, automation, prestige
Tap a broken money printer, buy income assets, hire managers and reset through IPOs for permanent bonuses. Play the free browser edition or the iPhone and iPad app. The money is fictional, and browser saves do not transfer to the app.

Egg, Inc.
Also tycoon, prestige · Same active/idle balance (leans idle)
Build a chicken empire, launch eggs into space, co-op contracts with strangers. The mobile idler that sticks.
70% idleMerchant TycoonUpdated
Also tycoon, prestige, automation
Grow from a street stall to a global trade tower across ten shop tiers, hiring managers to automate them and reinvesting for permanent multipliers.

Industry IdleDormant
Also automation, prestige · Same active/idle balance (leans idle)
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
Make More!Updated
Also tycoon, prestige, automation
Run wacky factories, replace workers with robots, collect 220 workers, and restart with better bonuses in a comic work simulator.

Idle Lumber Inc
Also tycoon, automation · Same active/idle balance (leans idle)
Turn logs into planks in a sawmill, hiring lumberjacks and automating lines, with profits growing while you are away.
75% idleTrimpsDormant
Also prestige, automation
Breed an army of trimps, push through zones, portal back, and optimise your heirlooms for another hundred runs.
55% idle
Coin Flipper
Also prestige, automation · Same active/idle balance (leans idle)
Pick heads or tails and flip coins for currency, buying upgrades until the flipping runs on its own. Past a million coins you can inflate for permanent bonuses.
89% steam70% idle
Cookie Clicker
Also prestige · Same active/idle balance (leans idle)
The grandma of the genre, literally. Click a cookie, buy grandmas, ascend, and discover the game is much stranger than it looks.
96% steam70% idle
Constellation ClickerComing soon
Also tycoon, 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
Expo Tycoon
Also tycoon, automation
Grow a trade show from one table to full exhibition halls: badge visitors, help exhibitors and hire staff to run the show for you. Shared seasons follow the moon. Start as a guest; email is optional for recovering your cloud save.

Wrecklanders: Idle Island
Also automation, prestige
Build a camp after a plane crash, send survivors on expeditions, open their salvage bags and grow through five eras. A rescue starts another island with permanent bonuses. The browser edition is free, with no ads or sign-up.

BitburnerUpdated
Also automation · Same active/idle balance (leans idle)
A cyberpunk incremental where you write real JavaScript to hack servers and automate everything.
95% steam70% idle
Idling to Rule the Gods
Also prestige · Same active/idle balance (leans idle)
Train clones, fight gods, rebirth. An old-school Unity idler that still has a loyal crowd.
85% steam75% idle
Idle Golf Tycoon Driver ClashUpdated
Also tycoon, automation · Same active/idle balance (leans idle)
Run a golf business by unlocking courses and powering up your driver, with tournaments against rivals and income that keeps flowing while you are away.
75% idle
Idle Island - City TycoonDormant
Also tycoon, prestige · Same active/idle balance (leans idle)
Build a city on a private island, adding homes, shops and factories, with offline cash and a prestige reset.
75% idle
Idle Space Farmer ManagerDormant
Also tycoon, prestige · Same active/idle balance (leans idle)
Run an anime-styled space farm, recruiting agents from gacha pulls to fight monsters and upgrading ships across planets with prestige.
75% idle
Idle Wizard School - Idle GameDormant
Also tycoon, automation · Same active/idle balance (leans idle)
Build and automate a wizard school, brew potions from found ingredients and explore a magic map for more buildings.
75% idle
My Factory Tycoon - Idle GameDormant
Also tycoon, automation · Same active/idle balance (leans idle)
Run factories that make toys, furniture and ships, automating workflows and hiring managers to collect 120 products.
75% idle
Office Life!: Tycoon GamesUpdated
Also tycoon, automation · Same active/idle balance (leans idle)
Run an office as CEO, hiring staff, managing departments and morale, and automating workflows, with the business earning while you are offline.
75% idle
Pocket Politics: Idle MoneyDormant
Also tycoon, prestige · Same active/idle balance (leans idle)
Automate political lobbies, gather endorsements and prestige for followers on a satirical path to world president.
75% idle