jedeoric

cc65

cc65 - a freeware C compiler for 6502 based systems

FUZIX

FuzixOS: Because Small Is Beautiful

RGBtoHDMI

Bare-metal Raspberry Pi project that provides pixel-perfect sampling of Retro Computer RGB/YUV video and conversion to HDMI

java_grinder

Compile Java byte-code to native CPU's.

6502_65C02_functional_tests

Tests for all valid opcodes of the 6502 and 65C02 processor

kicad-kbplacer

KiCad plugin for automatic keyboard's key placement and routing

cpm65

CP/M for the 6502

json65

A JSON parser written in 6502 assembly language.

mega65-core

MEGA65 FPGA core

mega65-user-guide

MEGA65 User Guide

fifogfx

Open source graphics card

usb65

USB host and device drivers for the 65x02

champ

A 65C02 profiler

XD2031

A filesystem server for Commodore 8-bit computers

of816

Portable 32-bit Forth for the 65C816.

Calypsi-tool-chains

Overview of the Calypsi tool chain and open source support packages

foco65

Forth cross-compiler targeting 6502 processors.

oric-dsk-manager

Oric Disk Image Manager

glOric

3D graphic library for Oric computers with Ascii Art rendering

lcc65

C Cross-Compiler

6502_test_executor

A cross-platform unit testing tool for MOS 6502 assembly

64nux

My modifications of the LUnix system, a small Unix-like system for the C64.

oric_spi

SPI like protocol interfacing via6522 (oric atmos) with teensy 3.2

P65Utils

Utilities for the CPU 6502

Hyper-Basic

Hyper-Basic poour Telestrat

orix-sdk

posix-6502

Implementations of POSIX command line programs for machines targeted by the cc65 compiler

Calypsi-65816-hello-world

Hello world project for Calypsi 65816

shell

Shell for Orix Kernel

vi65

Port of vi65 to BBC Micro