Games like Ableford
Games like Ableford include OMORI, Undertale, Firewatch, Outcore: Desktop Adventure, and Impostor Factory. We matched them by the tags players give Ableford on Steam (Mystery, Comedy, Psychological Horror, Multiple Endings, and Story Rich): closest matches first, and among equally close ones the better-known games.

OMORI
Shared: Psychological Horror · Story Rich · Multiple Endings

Undertale
Shared: Story Rich · Multiple Endings · Comedy

Firewatch
Shared: Mystery · Story Rich · Exploration

Outcore: Desktop Adventure
Shared: Psychological Horror · Comedy · Story Rich

Impostor Factory
Shared: Story Rich · Mystery · Psychological Horror

Outer Wilds
Shared: Mystery · Exploration · Story Rich

OneShot
Shared: Story Rich · Multiple Endings · Cute

What Remains of Edith Finch
Shared: Mystery · Story Rich · Exploration

Sally Face - Episode One
Shared: Psychological Horror · Story Rich · Mystery

The NOexistenceN of you AND me
Shared: Psychological Horror · Multiple Endings · Story Rich

Turnip Boy Commits Tax Evasion
Shared: Exploration · Psychological Horror · Comedy

The Weeping Swan: Ten Days of the City's Fall
Shared: Multiple Endings · Story Rich · Interactive Fiction

The Hex
Shared: Mystery · Story Rich · Psychological Horror

The Stanley Parable
Shared: Comedy · Multiple Endings · Indie

KinitoPET
Shared: Psychological Horror · Multiple Endings · Immersive Sim

NEEDY STREAMER OVERLOAD
Shared: Psychological Horror · Multiple Endings · Story Rich

The Hungry Lamb: Traveling in the Late Ming Dynasty
Shared: Multiple Endings · Story Rich · Interactive Fiction

The Test
Shared: Multiple Endings · Story Rich · Psychological Horror

The Bridge Curse 2: The Extrication
Shared: Mystery · Psychological Horror · Story Rich

Ib
Shared: Story Rich · Psychological Horror · Exploration

Raging Loop
Shared: Mystery · Psychological Horror · Story Rich

Breakout 13
Shared: Exploration · Interactive Fiction · Immersive Sim

Pentiment
Shared: Story Rich · Mystery · Interactive Fiction

There Is No Game: Wrong Dimension
Shared: Comedy · Story Rich · Indie