Games like Space Diva
Games like Space Diva include Refind Self: The Personality Test Game, Suzerain, The Cosmic Wheel Sisterhood, Far Away, and Class of '09. We matched them by the tags players give Space Diva on Steam (Choose Your Own Adventure, Visual Novel, Interactive Fiction, Female Protagonist, and 2D): closest matches first, and among equally close ones the better-known games.

Refind Self: The Personality Test Game
Shared: Interactive Fiction · Visual Novel · Female Protagonist

Suzerain
Shared: Choose Your Own Adventure · Visual Novel · Interactive Fiction

The Cosmic Wheel Sisterhood
Shared: Female Protagonist · Interactive Fiction · Visual Novel

Far Away
Shared: Visual Novel · Choose Your Own Adventure · Female Protagonist

Class of '09
Shared: Choose Your Own Adventure · Visual Novel · Female Protagonist

Mirror 2: Project X
Shared: Visual Novel · Female Protagonist · Interactive Fiction

I Wani Hug that Gator!
Shared: Visual Novel · Choose Your Own Adventure · Interactive Fiction

Coffee Talk
Shared: Visual Novel · Interactive Fiction · Relaxing

OPUS: Echo of Starsong - Full Bloom Edition
Shared: Visual Novel · Female Protagonist · Interactive Fiction

BAD END THEATER
Shared: Visual Novel · Choose Your Own Adventure · LGBTQ+

A YEAR OF SPRINGS
Shared: Visual Novel · LGBTQ+ · Female Protagonist

Life is Strange: True Colors
Shared: Choose Your Own Adventure · Female Protagonist · LGBTQ+

Until Then
Shared: Visual Novel · Interactive Fiction · 2D

Our Life: Beginnings & Always
Shared: Visual Novel · Choose Your Own Adventure · LGBTQ+

Road to Empress I
Shared: Female Protagonist · Visual Novel · Choices Matter

The Wolf Among Us
Shared: Choose Your Own Adventure · Visual Novel · Story Rich

Endless Monday: Dreams and Deadlines
Shared: Choose Your Own Adventure · Visual Novel · Interactive Fiction

The Life and Suffering of Sir Brante
Shared: Choose Your Own Adventure · Interactive Fiction · Visual Novel

Slay the Princess — The Pristine Cut
Shared: Visual Novel · Choose Your Own Adventure · Story Rich

Class of '09: The Re-Up
Shared: Visual Novel · Choose Your Own Adventure · Female Protagonist

Sweet Home
Shared: Visual Novel · Female Protagonist · Interactive Fiction

Florence
Shared: Female Protagonist · Interactive Fiction · Visual Novel

Tavern Talk - A Cozy Visual Novel
Shared: Visual Novel · Interactive Fiction · LGBTQ+

Love Is All Around
Shared: Visual Novel · Interactive Fiction · Multiple Endings