Popular games built on game engine GB Studio

In Micro Doctor, you play as a tiny doctor who delves into the human body to save lives! The adventure takes place entirely inside the human body, allowing you to explore and learn about the different systems in an exciting and unique way. Your mission is to eliminate germs, bacteria, and viruses that are wreaking havoc on the body. You must take medicine and use your expertise to save the day. This exciting game is based on the real systems of the human body, making it a fun and educational experience for all ages. As you journey through the human body, you will encounter different systems, including the digestive, respiratory, circulatory, and urinary systems. Each system presents new challenges that will test your skills and knowledge. This game is the ultimate didactic tool, making it a perfect way to teach young children about the human body in an engaging and interactive way. Micro Doctor is compatible with all Game Boy, Game Boy Color, and Game Boy Advance handhelds, making it accessible to everyone. So what are you waiting for? Join the Micro Doctor on this incredible adventure and become a hero of the human body!

A space shoot em' up

After uncovering a GameBoy cartridge haunted by a malignant force, a guilt-ridden scientist involved in sinister experiments must face his fears and relive the terrifying nightmares of his past.

Oh no, you're dead! Luckily you can fix that if you get your hands on every piece of the Spirit Stone. This is a short adventure game.

In 5 Minutes until Goodbye you'll only have 5 minutes to properly say goodbye in a train station. Discover different activities and unlock many dialogues! Will you use your time wisely...?

AF+ER is the story of a child finding himself in a dream world. One that is a perfect reflection of the real one, but with a grim secret. Somehow, these two worlds become almost seamlessly intertwined.

Help Grimace find his friends in time to blow the candles out, and collect enough birthday shakes for his guests along the way!

Jaja is growing old and needs to find an apprentice that will take over her role. But her search brings her into new troubles. She now has to help people from the nearby village get rid of the strange nightmares that were haunting the forest.

Small Town Emo is a gay GameBoy walking-simulator. Follow the story of Ken, a 17 year old with an awkward crush on his best friend Fergus. Talk to characters, solve simple puzzles, make (occasional) dialogue choices, and explore! Navigate through the complexities of a teenage crush, and let the story of this small town emo kid unfold around you.

My Dinner with André is a Simpsons fan game inspired by the Arcade game featured in the episode 'Boy Scoutz 'n the Hood' from Season 5. Join actors André Gregory and Wallace Shawn at the dinner table as they discuss the important matters of life. Choose from three separate retorts as you progress through an approximately 10 minute long discussion created in the spirit of Louis Malle's 1981 comedy film of the same name.

Fathers Farm is a short, ultra-retro, psychological horror/horror game made in one week for the Scream Jam 2025 where you play as a young man returning home after getting a strange call from his father.

Cat mecha shmup with yuri and multiple endings

A complete port of the original Five Nights at Freddy's game to the Game Boy system.

The New Adventures of Sonic the Hedgehog is a fangame based on Sonic Cartoons & Archie Comics. The Game itself takes place in a special Alternate Universe where elements of all three shows (SatAM, AoStH & Underground) co-exist in some kind of fashion. You have a choice to play through 3 zones in this demo; Peridot Coast (a beach in Mobius best known for it's unusual green sand), Marble Valley (a canyon filled with volcanic geysers) & Robotropolis (an industrial city & Primary headquarters of Bumbling villain Dr. Robotnik & his Super Sonic Search & Smash Squad!

Experience an epic tale set in a vivid fantasy world. For a number of years after the age-old conflict with dragons came to a head, the people of Archend have enjoyed an era of peace. All was well until the esteemed Yhmszindr, Kurtis, went missing, and the sealed dragons began to awaken. ​Explore, solve, and battle your way through this heroic adventure, meeting memorable characters while uncovering the rich history of the land of Archend. Step into this world as Kris, son of the Yhmszindr, embarking on a quest to find him. Along the way, put a stop to the plot that threatens the kingdom!​

Rosemarie, an alien princess from the planet Nimola seeks genocide on the evil monsters who killed her mother and people.

A platformer with speedrunning aspirations on which the player controls a featureless humanoid through 7 levels that at a certain point and filling a "gauge" they will turn into its second form (a.k.a Speedfreak) that possesses pretty much the same moveset but with slightly improved stats.

Turn your Game Boy or Analogue Pocket into Adventure Time's lovable walking handheld console with Virtual BMO! Change Beemo's expression at will or browse his desktop to find all sorts of surprises.

The Lightning Over Pear Acre Road takes place between two nights plagued by undead dragons, as a farmer helps a knight heal and recover.

Deadeus is an authentic horror Gameboy game developed using Chris Maltby’s GB Studio engine, Featuring music by Stuart Busby. The game centers around a small boy who has a prophetic nightmare telling him everyone will die in 3 days and that he has to investigate his village to see how he can save them, if at all. The game has 11 endings and no direct path leaving it up to the player to decide which is the best course of action. The game comes as a ROM file, to play it you will need to download an emulator to your device. The game is also playable on an original Gameboy using a flashcart or other emulation cartridge.

As Yuu, the former mayor of Anzen, you had hoped for a quiet retirement away from the hustle of civic life. However, the peace you sought is shattered when a wave of cursed spirits begin to emerge from the once tranquil forests of Sanctuary. It is now up to you to return to Anzen and connect with its inhabitants to unravel the mysteries behind the unrest. Will you be able to uncover the sinister forces that lie beneath and restore harmony to Anzen? Embark on a journey of casual exploration through a large unique map, brimming with charming characters and captivating scenery. This leisurely experience offers mild combat, light puzzles, and hidden secrets waiting to be discovered.

Hauntsfield is a short Halloween RPG designed for Game Boy. Play time is about 40-60 minutes. The game has spooky themes, but isn't scary and is appropriate for kids & adults alike.