Games like The Meridian
Games like The Meridian include LoveChoice, Love Is All Around, Suzerain, The Life and Suffering of Sir Brante, and I Wani Hug that Gator!. We matched them by the tags players give The Meridian on Steam (Choose Your Own Adventure, Interactive Fiction, RPG, Visual Novel, and Dating Sim): closest matches first, and among equally close ones the better-known games.

LoveChoice
Shared: Dating Sim · Visual Novel · Choices Matter

Love Is All Around
Shared: Dating Sim · Visual Novel · Interactive Fiction

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

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

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

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

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

Roadwarden
Shared: RPG · Interactive Fiction · Choose Your Own Adventure

Knowledge, or know Lady
Shared: Dating Sim · Visual Novel · Interactive Fiction

The Three Kingdoms: Rebirth
Shared: Dating Sim · Visual Novel · Interactive Fiction

Otaku's Adventure
Shared: Visual Novel · Dating Sim · RPG

Aliya: Timelink
Shared: Interactive Fiction · RPG · Visual Novel

I Was a Teenage Exocolonist
Shared: Dating Sim · Choices Matter · Visual Novel

The Life and Suffering of Sir Brante — Chapter 1&2
Shared: Choose Your Own Adventure · Interactive Fiction · Visual Novel

Undertale
Shared: RPG · Choices Matter · Multiple Endings

Our Life: Beginnings & Always
Shared: Visual Novel · Choose Your Own Adventure · Dating Sim

Far Away
Shared: Visual Novel · Choose Your Own Adventure · Choices Matter

Love, Money, Rock'n'Roll
Shared: Visual Novel · Multiple Endings · Choose Your Own Adventure

Emily is Away <3
Shared: Dating Sim · Choices Matter · Multiple Endings

Lay a Beauty to Rest: The Darkness Peach Blossom Spring
Shared: Visual Novel · Interactive Fiction · Multiple Endings

Late Shift
Shared: Choose Your Own Adventure · Interactive Fiction · Choices Matter

月华辉映之刻
Shared: Dating Sim · Visual Novel · RPG

Volcano Princess
Shared: RPG · Choices Matter · Multiple Endings

Love Curse: Find Your Soulmate
Shared: Visual Novel · Dating Sim · Choices Matter