awesome-uxn

Technical documentation of the Varvara computer and a list of all its devices

Uxntal language reference manual

List of Uxntal opcodes and their effects

file format description

file format description

Uxntal Cheatsheet

Opcode Cheatsheet

Beginner-friendly tutorial guide which covers the basics of Uxn programming

Beginner-friendly video workshop which covers the basics of Uxn programming

Quick Uxntal guide

Uxn implementation guide

Notes on how to implement the Uxn/Varvara virtual machine specification

Guide for running Uxn on the Android operating system through Termux

Forum thread for the Haiku operating system

Cross-platform emulator and assembler, written in C(SDL2)

Uxn32

Windows emulator, written in C

Linux emulator, written in C

Raven

Cross-platform emulator, written in Rust

Linux framebuffer emulator, written in C

RaspberryPi framebuffer emulator, written in C. (no input support)

AmigaOS emulator, written in C. (no keyboard or joystick input, no audio support)

emulator, written in C

UxnJulia

Cross-platform emulator and assembler, written in Julia

UxnLua

Cross-platform emulator, written in Lua(Love2d)

Emulator written in C with SDL1

Nux

Emulator written in Go

uxn-rs

Emulator written in Rust

ruxn

A Uxn library written in Rust, intended to make defining new Uxn-based systems easy

zuxn

A Uxn library, emulator and assembler written in Zig

Bootable emulator for BIOS, written in 16bit x86 assembly. (no keyboard/gamepad/audio/file support)

FPGA

Nearly Complete

RPi

Nearly Complete

Complete

Complete

Nintendo DS

Complete

Complete

Complete

Partial

Game Boy

Experimental

Implemented: Core, Screen, Mouse, Controller

Teletype

Incomplete

ESP32

Incomplete

iOS

Nearly Complete (missing midi and controller)

iOS

Incomplete

Incomplete

STM32duino

Incomplete

IBM PC

Incomplete

PlayStation Vita

Incomplete

Nearly Complete (missing keyboard)

Incomplete

Libretro port

emulation layer

Web assembler and emulator

Incomplete

Implemented: Core, Screen

Logisim

Incomplete

Implemented: Core, Console, Screen, Controller

Webuxn

Lightweight port of the Uxn virtual machine to the web via WebAssembly

auxn

uxn running inside of an audio plugin (standalone mode included)

UxnWasm

WebAssembly implementation of the Uxn core

uxn.py

Python implementation of the VM

Javascript implementation of the VM

Graphical plain-text editor with proportional fonts and Uxntal syntax highlight

Spritesheet editor

Drawing tool

Font editor

Livecoding IDE

uxn-harp

Chordal musical toy

Graphical hex editor

Graphical hexadecimal calculator

Graphical clock

Spreadsheet application

Step debugger

Hiragana and katakana learning game

Card game about exploring a dungeon made of a standard 54 poker card set

Flappy

Implementation of a Flappy Bird-like game

Recreation of the classic Pong game

Classic Snake game implementation

Puzzle game about matching and clearing tiles from a board

Minesweeper port for Varvara

TicTacToe for Varvara

Fourtette

Tetris for Varvara

Shanghai

Mahjong Solitaire for Varvara

Pinkie Run

Pony-themed Endless Runner for Varvara

oneko-uxn

A version of “Neko”, the classic desktop pet cat, with several characters

Lights Out

Puzzle game for Varvara

Worm

Dune themed snake game for Varvara

Klondike solitaire with music and bears

Idle game where you place tiles to make plants

Experimental game server using the Plan 9 protocol 9p

A traditional Forth system for Varvara

CollapseOS

Forth-based for Varvara

Uxn-native forth

A little desktop environment

Varaboy

Gameboy Emulator

Bad-apple-uxn

Bad Apple!! video on a single Uxn ROM

A scrolling tile-map renderer

svitlyna

A "full-color" image viewer

Unsigned 32-bit integers

Regex parsing and matching ( )

Signed 16-bit fixed point numbers (8.8)

Arena-based memory allocator

Command-line argument parsing ( )

nano-like text editor ( / / )

minimal grep-like tool (uses regex.tal)

A web-based development environment with a text editor and up-to-date versions of Uxnasm and Uxnemu

The original implementation of the Uxntal assembler in about 400 lines of ANSI C

Uxntal assembler, written in Uxntal

Uxntal Assembler, written in Uxntal

Uxncle

Compiler for a small subset of C to Uxn bytecode

Pyuxncle

Python implementation of Uxncle

Conch

Compiler for a C-like language with Lisp-like syntax to Uxn bytecode

Uxnbruteforce

Tool for optimizing little pieces of Uxntal code

Linter for Uxntal

IRC bot for assembling and running small Uxntal snippets

Pyuxntaldisasm

Very basic disassembler for Uxn ROMs

Uxnasm-js

Uxntal assembler written in JavaScript

Uxn-disassembler

A rom disassembler writen in Uxntal

Dotal

A small language designed to compile to the Uxn virtual machine

lunas

An Uxntal assembler written in Lua

chibicc-uxn

A C compiler for Uxn, written in C

A compiler from Uxntal to C, written in Raku. See also the

A small, statically typed, functional programming language that compiles to Uxntal. The compiler is written in Fortran. See also the

Finwë

A high-level, stack-based language that compiles to Uxn bytecode

Emacs mode

( )

( )

Reference test suite included in the repository:

Reference rom to test the screen device compliance:

Uxn-instruction-tests

Test suite for the Uxn CPU instruction set

Render performance benchmark