Games like Monolith
Games like Monolith include Detroit: Become Human, Sally Face - Episode One, What Remains of Edith Finch, Machinarium, and Outer Wilds. We matched them by the tags players give Monolith on Steam (Point & Click, Female Protagonist, 2.5D, Sci-fi, and Story Rich): closest matches first, and among equally close ones the better-known games.

Detroit: Become Human
Shared: Story Rich · Sci-fi · Emotional

Sally Face - Episode One
Shared: Story Rich · Point & Click · Atmospheric

What Remains of Edith Finch
Shared: Story Rich · Atmospheric · Female Protagonist

Machinarium
Shared: Point & Click · Hand-drawn · Atmospheric

Outer Wilds
Shared: Story Rich · Mystery · Atmospheric

GRIS
Shared: Female Protagonist · Atmospheric · Hand-drawn

The Walking Dead: Season Two
Shared: Point & Click · Story Rich · Female Protagonist

Fran Bow
Shared: Point & Click · Story Rich · Atmospheric

In Other Waters
Shared: Point & Click · Atmospheric · Story Rich

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Female Protagonist · Story Rich · Emotional

Gorogoa
Shared: Hand-drawn · Point & Click · Atmospheric

Syberia
Shared: Point & Click · Female Protagonist · Adventure

The Turing Test
Shared: Female Protagonist · Sci-fi · Atmospheric

A Plague Tale: Innocence
Shared: Story Rich · Female Protagonist · Atmospheric

Heaven's Vault
Shared: Female Protagonist · Point & Click · Sci-fi

The Invincible
Shared: Sci-fi · Female Protagonist · Adventure

The Room
Shared: Point & Click · Atmospheric · Mystery

Syberia: The World Before
Shared: Point & Click · Story Rich · Female Protagonist

Servant of the Lake
Shared: Point & Click · Story Rich · Atmospheric

INSIDE
Shared: 2.5D · Atmospheric · Story Rich

The Walking Dead
Shared: Point & Click · Story Rich · Adventure

Hellblade: Senua's Sacrifice
Shared: Female Protagonist · Atmospheric · Story Rich

The Fall
Shared: Sci-fi · Atmospheric · Story Rich

The Excavation of Hob's Barrow
Shared: Point & Click · Female Protagonist · Atmospheric