Skip to main content

On Sale: GamesAssetsToolsTabletopComics
Indie game storeFree gamesFun gamesHorror games
Game developmentAssetsComics
SalesBundles
Jobs
TagsGame Engines

New & popular freetagged Difficult and Open Source (53 results)

Explore games tagged Difficult and Open Source on itch.io · Upload your games to itch.io to have them show up here.

New itch.io is now on YouTube!

Subscribe for game recommendations, clips, and more

Open-source Touhou fangame
Shooter
Dodge the incoming blocks!
Survival
Multiplatform Sudoku Game
Puzzle
A Chess Variant
Strategy
Play in browser
Dynamic top-down shooter
Shooter
Blokdude is a remake of the TI Caluculator game from Brandon Sterner as well as the blockman game from Soleau Software.
Puzzle
Run, jump, avoid dangers and don't forget to collect coins!
Platformer
Play in browser
Dodge various dangers that come from both above and below in a short bullet hell game.
Play in browser
12 Lane Rhythm Game!
Rhythm
Master the art of evasion and strategy in MUTAstones! Dodge deadly shapes, mutate and climb the leaderboards!
Action
Play in browser
An IWBTG Fangame
Puzzle
Puzzle-platformer with a very hungry snake
Puzzle
if you want to play hyperhyper or see the project files
Racing
A fast paced swinging precision platformer for GameBoy
Platformer
Play in browser
A Fast-Paced 2D Zombie Shooter Game by Samtube007!
Survival
haha hole is pretty cool
Shooter
Play in browser
Bribe cops to be your merry men and become Robin Hood of the modern age!
Shooter
Play in browser
Help! My adventurers are terrible and will be not be able to defeat the dragon!
Strategy
Play in browser
Run and Gun Inspired by Alien Vs Predator
Action
A mix between game development and research!
Platformer
You are Lost in the Void.
Platformer
Occult difficult word building puzzle
Puzzle
A game where you jump and then jump again
Platformer
Play in browser
thomas is getting revenge oh no
Shooter
Play in browser
A study of consequence
Action
Play in browser
Can you last 30 seconds?
Platformer
Play in browser
Fast paced roguelike where you break everything in one hit, ...but so do your foes
Action
Play in browser
a top down action packed mashup of everything i could think of
Action
pascalabc
Shooter
Expertly retrieve important luggage that has found it's way onto the wrong flight.
Puzzle
Play in browser
This is my first game hope you like it :D
Play in browser
A small, but difficult, bullet-hell game
Pinball with a devilish twist
Platformer
Play in browser
A hard-as-nails platforming collectathon!
Platformer
Play in browser
Loading more games...
itch.io now on YouTube!