Open Source Games made in GameMaker Studio 2 and GameMaker: Studio 1.4
Browse this collection of open-source game jam projects to download for free. Learn from and look through other game developers' code and assets to help and improve your skills.
Copyright and intellectual property rights still apply. Contact the developers for permission to re-use code and assets.
Dark Forest Delivery
Play as a lone wizard who's purpose is to light the braziers and *deliver* the forest from darkness.

Get the Ghoulies
In Get the Ghoulies, you play as a witch in a graveyard, casting spells against waves of halloween-themed baddies with style.

Quest for the Dark Arts
Play as the mage to collect spells to effect the enemies around you, and make your way through the haunted mansion.

S. G. A. R. E.
Strategy Game: A Risky Era. Develop your country while maintaining peace through the equilibrium of fear.

Yawn Please!
'Yawn Please' is a game based on the inability to not yawn when seeing others do so

Beslimed
A magical ritual gone awry. There may be some unintended side effects.

The Buttered Eel
The Eel races through levels, utilizing butter to move faster while sacrificing control.

Reach the Output
A small, asteroids-like topdown shooter with computer-y elements, and a few "gimmicky" side effects.

Gunshot Anemia
The Bullets are your blood.

Alloy There!
MINE ROCKS -- COMBINE METALS -- DISCOVER ALLOYS!

Text Adventure Island
Alone on a mysterious island. Can you discover the island's secrets?

One Little Island
Get me off this god forsaken island!

Event Horizon Miner
Sustain a mining complex on the edge of a Black Hole

Mortar Mayhem
A horrible game where you shoot ships trying to capture your fort. It's really bad.

Spacetime
Warp time and space to your advantage in this frantic scrolling shooter. Survive 60 seconds and defeat the boss at the end!

We don't have much Time
Sometimes we just don't have much time.

Tick and Taco
Play solo or 2-player. Join the magical jumping clock, Tick and his trusty taco companion, Taco. Survive for 60 seconds!

Dreamscape
Map the world in your dreams over repeated journeys

Do it fast
Complete as many levels as possible in 1 minute, the levels appear in random order and the game speed increases with each level.

Super Puzzle Rush!!!!!
complete the puzzle before the robot breaks through and kills the heck outta you!

Aeronautical Antidote
The Grand-Theft Dog-Fighting Breakup Simulator

Laser Legends
Destroy your enemy piece by piece without falling apart yourself.

The City is Falling Apart
Mow down and plow through hordes of zombies while drifting in style. Destroy the city while you're at it.

World Falling Apart
The world is falling apart! Countries are nuking each other for no apparent reason. Nuke everyone you think is responsible.

CRUMBLETOWER
Get down the tower, before it crumbles!

Roll & Break
Join Roland the Armadillo as he rolls and bounces through a colorful world! Be careful though, the level is falling apart!

Repetition of Demolition
A superhero, trapped in the bad guy's lair. But it's not just physical barriers keeping him there. A Room Escape Puzzle Game.

Infernal Wyrm
Take control of a parasitic wyrm over the course of 13 levels in this surreal, experimental entry.

Mixel City
Mixel City! No Mixels Guaranteed! A stealthish, strategy game!

No Matter What
No Matter What is a bullet hell about growing a plant, no matter what it takes.

Gather The Townspeople
Gather The Townspeople! GROW your arm and destroy the Dragon that has been terrorizing the land.

Seascraper
Build a fragile tower to escape the ever rising sea levels.

Play If You Dare!!!
Play If You Dare is a bullet hell where you GROW over time making it even harder!

McBrew
McBrew is a frantic shop-owning experience where you grow both plants to sell your customers as well as your business as a whole

Pixel People
Using your godly powers of lightning and rain, you must nudge a small pixel society along its floating island home.

Nightmare Nursery
Run a teeny boutique of nightmares selling demonic plants!

Deck Deployment
This is a card-based, tactical strategy game where you must deploy waves of forces to defend your castle and defeat the enemy.

TwoSideTopDownSurvival
Portal between the two sides of the screen to protect your bases and get the highest score in this top down shooter.

SUPER SPACE
A bullet hell game where time only moves when you move.

The Kingdom Of Land
Can you turn the tide in the battle against the Sea?

On the Flip Side
A card game where your cards have 2 sides with different effects

One Side Two Side Red Side Blue Side
Take on this classic Red vs Blue arcade style shoot em up. Try to change the whole map to your colour to win!

Upon the Great Pelagic
Find new species! Search high and low, literally!

Slime Well
Slime in a well? Don't get popped!

Hybrid Commander
Buy and position units in your army, then fuse your soldiers together in this strategic two-sided auto battler

Don't Get Crushed
A true reaction speed test. Controls: Left/Right or A/D for movement. M to toggle mute.

Conquer in the Light
Stay in the Light, for in the dark you are vulnerable, and unable to defeat the enemy.

To-Littleville
Some sort of tycoon game about beavers but you can also have a face.

Leviatron II
A lone adventurer faces a challenge in a volcano...

Small World, Big Brain
Solve a puzzle on a planet that only has gravity on one side.

Crop of Life
Play the roll of god and keep the humans alive with plants, sunshine and water on this small world

goose no lose
time is running out and you got a goose to look after! Honk! Your boat is small too. Who will make it and who will leave behind?

Habitat
An ecology simulator/god game. Balance your small world against chaotic events, and interact with a realistic nature simulation.

Planet Doom
Turn on the 4 main systems and escape from Planet EQ-48 while keeping the core alive!

Hey, Astronaut. We're Out of Milk!
Why don't you run to the store and pick us up a gallon?

Troll's Crabby Island
One of the Trolls has went to adventure and stranded himself in a tiny island middle of nowhere. Unfortunately, it's crabby

My Sick, Little World
A sickness is spreading in your private, little world of beings - can you stop it without too many casualties?

a bad game
Find all 9 keys, spread across different areas and eras to unlock the legendary treasure, defeat enemies with several weapons.

The Interloper
Collect various items on a small island to appease the gods in this time-based survival game

The Miner
You play as a miner looking for valuable gems, while avoiding the slimes that keep showing up to the party.

Super Basement Cleaner
You're a house cleaner with the task of cleaning a hoarder's infested basement. Complete all the hoarder's tasks to win.

Epic Fire Truck II
Drive Fast. Fight Fires. Save Cats.

Fuel Fighters
Shoot your enemies, collect fuel, and collect health packs to keep your ship flying

Goodbye Taxman
The text-adventure tax-collector simulator

Haunted Heights
A tight, ambient platformer where you climb to the top of a haunted tower!

GOBLINTOWER
The GOBLINS are trying to STEAL your magic crystal! It's up to you to build up your tower and stop them!

Zip Zoom
Help Zip Zoom navigate the floors of the tower!

Cig Tower
A game as long as a cigarette break.

Giga Gap
Defeat your enemies by cutting them out from the battlefield.

Cyclic Reactor
Defend your reactor from a hoard of never-ending foes in this coiling tower defense game

Computronium
Seize and exploit the planet's resources

Lysis
How long can you keep the viral cycle alive in this precise, high-skill arcade game?

A Mazing Game
An homage to video game history. Find your way out of the maze. Can you find all of the possible endings?

Soul Gladiator
Fight for glory in the great arena! Not even death will keep you from greatness, as you take control of your adversaries!

Splice Ship
Take on enemy ships as you alternate between forms and controls. Try to beat your own personal best before running out of HP!

Morphy
Player drains the life force of monsters to survive and thrive!

Undying Kingdom
The player must conquer neighbor castles in order to get enough brain power to stop the people from becoming zombies.

Troy is Hungry
Troy is hungry and needs fed! Its your job to feed him. Whatever the costs...

Parallel Dash
Just a regular jump and avoid spikes game! Don't touch the spikes, you wouldn't want to get lost into parallel dimensions, no?

A Final Transmission
A text based game where you about plummet into a black hole and you only have time for one last transmission...

Take Care
Short story about important topic. Warning: Depressing stuff! Important note: I'm okay!

From a Certain Point of View
Navigate the world by changing the colors, opening new paths, flippin' switches, and escaping this kaleidoscopic fun house!

If It's Red, You're Dead
A color-based couch co-op survival game with up to 4 friends, featuring 4 unique classes with their own weapons and abilities

ColorGun
Take alarm(0)'s brother through a world with more than 1 color! Use your gun to manipulate your world to get to the end.

Color Warrior
4 rooms of color based shooting switch colors to destroy your enemy.

Wizard Stones
A battle between 2 Wizards using magical stones

Let's Talk About Color
An experimental proof-of-concept dealing with color and riddles.