Games like Amnesiac Adventurer
Games like Amnesiac Adventurer include OneShot, The Wolf Among Us, Undertale, Papers, Please, and The Test. We matched them by the tags players give Amnesiac Adventurer on Steam (Casual, Singleplayer, Puzzle, Story Rich, and Choose Your Own Adventure): closest matches first, and among equally close ones the better-known games.

OneShot
Shared: Story Rich · Puzzle · Singleplayer

The Wolf Among Us
Shared: Story Rich · Multiple Endings · Choose Your Own Adventure

Undertale
Shared: Story Rich · Multiple Endings · Singleplayer

Papers, Please
Shared: Singleplayer · Puzzle · Multiple Endings

The Test
Shared: Choose Your Own Adventure · Story Rich · Multiple Endings

Death and Taxes
Shared: Story Rich · Multiple Endings · Puzzle

Dispatch
Shared: Story Rich · Singleplayer · Choose Your Own Adventure

Zup! S
Shared: Casual · Puzzle · Singleplayer

The Witcher 3: Wild Hunt — Remastered
Shared: Story Rich · Singleplayer · Fantasy

Portal 2
Shared: Singleplayer · Puzzle · Story Rich

Storyteller
Shared: Puzzle · Singleplayer · 2D

Is This Seat Taken?
Shared: Casual · Puzzle · Singleplayer

Gorogoa
Shared: Puzzle · Singleplayer · Casual

Lost in Play
Shared: Puzzle · Story Rich · 2D

Detroit: Become Human
Shared: Story Rich · Singleplayer · Multiple Endings

The Henry Stickmin Collection
Shared: Choose Your Own Adventure · Multiple Endings · Singleplayer

Unpacking
Shared: Casual · Puzzle · Singleplayer

Peggle Deluxe
Shared: Casual · Puzzle · Singleplayer

Word Game
Shared: Puzzle · Choose Your Own Adventure · 2D

Strange Jigsaws
Shared: Casual · Puzzle · Singleplayer

Assemble with Care
Shared: Casual · Puzzle · Singleplayer

Return to Monkey Island
Shared: Puzzle · Singleplayer · Story Rich

Summer Pockets REFLECTION BLUE
Shared: Multiple Endings · Casual · Story Rich

Baba Is You
Shared: Puzzle · Singleplayer · 2D