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Games Like GB BASIC
Aug 20, 2025·Tony Wang·Game Development, RPG, Indie, Simulation, Animation & Modeling, Design & Illustration, Education, Utilities, Early Access
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GameBuilder BASIC (GB BASIC) is a retro Fantasy Console that generates ROMs compatible with the popular handheld game console.
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About GB BASIC
GameBuilder BASIC (GB BASIC) is a retro Fantasy Console that generates ROMs compatible with the popular handheld game console. It has everything ready-to-use for writting code, making assets, compiling projects, running with the built-in emulator, exporting to runnable ROM, etc.
Why GB BASIC?
GB BASIC is programmable in a brand new BASIC dialect. The integrated assets editors are intuitive to use. You can generate real ROMs and play on any GB emulator or hardware.
Programming Paradigms
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Imperative paradigm Non-structured programming
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Concurrent processing approach
Features
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Programmable in BASIC, an easy to learn and fun to use programming language
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Easy to use API for graphics, input, audio, and other facilities
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Built-in libraries for scene, actor, controllers, GUI
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Built-in libraries for collision detection, persistence, RTC, etc.
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Extension feature including mouse & touch, shell command, debugging, etc.
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Handy tools for editing tiles, map, scene, actor, font, sound, etc.
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Project can be exported into real ROM
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Dozens of example projects
Specs
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CPU: 4.19MHz/8.38MHz for classic/colored respectively
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Threads: up to 16 concurrent execution contexts
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Display: 160x144px
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Code: BASIC, supports multiple source pages
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Gamepad: 8 buttons (D-Pad + A/B + Select/Start)
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Mouse and touch: supported by extension
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Tiles: up to 256 units per page
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Map: up to 255 tiles in one dimension per page; two layers (graphics, attributes)
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Sprite: supports 8x8 and 8x16 sprites
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Scene: up to 255 tiles in one dimension per page; four layers (map, attributes, properties, actors)
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Actor: up to 8x8 tiles per frame; up to 1024 frames per page
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Font: supports TrueType (.ttf) and bitmap-based (.png .jpg .bmp .tga); up to 16px; 1bpp or 2bpp
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Audio: 4 channels; supports importing from JSON, VGM, WAV, FxHammer
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Palette: 2bit (4 colors) per tile, palette of map and actor is configurable for colored device
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GUI: supports label, progress bar, menu, etc.
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Persistence: supported
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RTC: supported
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Serial port: supported
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