atto is described as 'Virtual fantasy computer system that's designed to teach people coding through a BASIC-like programming language. It offers a mix of simplicity from the days of 1980s computing, paired with the modern functionality of computers today' and is an app. There are more than 10 alternatives to atto for a variety of platforms, including Windows, Linux, Mac, Web-based and Self-Hosted apps. The best atto alternative is TIC-80, which is both free and Open Source. Other great apps like atto are PICO-8, quadplay, Pyxel and Pixel Vision 8.
Develop your programming skills by quickly creating and modding retro arcade games with Blocks, JavaScript and Python in the online MakeCode editor, the offline app or your own local pxt-arcade server.
ZANY80 is a fantasy console built around the Zilog Z80 processor (used in the classic Spectrum Z80 computer).
Riko4 is a Fantasy Console intended as a tool for pixel art game development. Built with Lua and SDL2.
VectorBoy is a fantasy console that can be used to play your own games written in the LUA scripting language. Unlike other systems of its kind, it doesn't use pixels to display graphics. Instead, the screen displays straight lines to form graphics of all kinds.
ECoS is a modern fantasy console based around the solid foundation of an Entity-Component-System architecture (ECS). Once learned, the use of an ECS can make game development and prototyping much faster and keep your code much more modular, making it easy to reuse, alter and...
Voxatron is a fantasy console system where games are made out of voxels and made available to the system as traditional cartridges that can be made from scratch through a built-in designer or remixed from other shared creations.
PQ93 is a fantasy console for making small games. It is available to download and run natively, but you can play the demo in-browser above. Included in PQ93 is a command shell and editors for code, sprites, sound effects, music patterns, and maps.
CHROMA-60 is a Fantasy Computer programmed in assembly language for an emulated 8-bit CPU and has a scanline based renderer that supports raster effects and allows for very colorful images despite the 1-bit display.
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