Skip to main content

Indie game storeFree gamesFun gamesHorror games
Game developmentAssetsComics
SalesBundles
Jobs
TagsGame Engines

Latest free HTML5 prototypetagged Mystery (415 results)

415 results

Explore HTML5 prototype games tagged Mystery on itch.io. Weaving intrigue and suspense, these experiences challenge players to uncover hidden truths, solve puzzles, and piece to · Upload your HTML5 prototype games to itch.io to have them show up here.

New itch.io is now on YouTube!

Subscribe for game recommendations, clips, and more

An investigative visual novel about being stuck in a 1920s-esque world of magic and monsters and hats that talk to you.
Visual Novel
Play in browser
One case she just can’t let go
Visual Novel
Play in browser
Solve the mysterious murder case!
Visual Novel
Play in browser
Your mind's journey guided through tiny worlds of emotions
Interactive Fiction
Play in browser
Interactive Fiction
Play in browser
Fortune tellers from beyond the grave
Play in browser
A robot detective visual novel, investigating murders in a post-apocalyptic Americana wasteland.
Visual Novel
Play in browser
prototype I created, heavily inspired by P.T.. This is WebGL version
Play in browser
A very small visual novel about learning from your mistakes.
Visual Novel
Play in browser
A grim tarot-based deduction game. Use divine readings and daily logs to unmask the imposter before it’s too late.
Puzzle
Play in browser
A mejor mula ta puerto
Adventure
Play in browser
Visual Novel
Play in browser
Become the rat detective Eugene Vernon and uncover the mystery behind Veronica Wickleberry's sudden disappearance.
Interactive Fiction
Play in browser
Social deduction chatroom where you can only see the last message sent.
Play in browser
Mystery Game, Mystery Game Jam 2025,
Adventure
Play in browser
A game about cryptography and tacky recipe blogs
Puzzle
Play in browser
Find the last remnants of magic
Puzzle
Play in browser
Creusez partout et explorez des ruines d'une ancienne équipe de recherche !
Puzzle
Play in browser
First-Person Horror set on an oil rig made in Unreal
Play in browser
A short experimental pixel 2D story game
Play in browser
Un videojuego pixel art de tipo novela visual y misterio. ¡Corto y entretenido para pasar un buen rato!
Visual Novel
Play in browser
Fight creatures in a mysterious, inter-dimensional world...
Action
Play in browser
When the parallel timeline is peril
Adventure
Play in browser
dice frenzy
Survival
Play in browser
Find secrets, complete difficult puzzles, and avoid the creature.
Puzzle
Play in browser
Chilling around the pond with your fishing net, casually catching fish flying out of it!
Puzzle
Play in browser
BENEATH HOLLOW LIVES... LET SLEEPING GODS DIE
Visual Novel
Play in browser
A choose-your-own-adventure horror game still in development; playtesters much appreciated.
Adventure
Play in browser
More eggs are required. Build the egg harvesting machine.
Simulation
Play in browser
You're a small blob on a big mission, but the end is not what you expect
Action
Play in browser
Vacuum the black stuff and find its origin.
Play in browser
Will you succumb your cravings or will you avoid the Hunger?
Play in browser
Escape the greem.
Play in browser
Visual Novel
Play in browser
Help parents find their real children.
Puzzle
Play in browser
Loading more games...
itch.io now on YouTube!