This projects provides alternate firmware for A2VGA cards to add USB support to the Apple II. It currently supports a USB mouse and fully emulates an Apple II Mouse Interface Card.

Apple II ProDOS-8 system files that run on startup and install clock drivers, ramdisks, and other utilities

Proto Language AsSeMbler for All (formerly Apple)

An hybrid Disk ][ and SmartPort controller

SDISKII Emulator based on stm32f401

Opensource toolchain for WCH ch32v RISC-V 32bit MCU

An interpretation of the Videx Soft Switch complimentary to the Videx Videoterm card for the Apple II

Homemade floppy disk emulator for Apple II series computers

Retro Code (Apple II, Cosmac VIP) to Tape/Text

ZX Spectrum port of the CBM PET game shoplifter

An open source PSRAM/HyperRAM controller for Sipeed Tang Nano 9K / Gowin GW1NR-LV9QN88PC6/15 FPGA

The historical Contiki 1.x sources

Emulating the original Apple II microcomputer on an Arduino Uno microcontroller.

Micro Mac, minimalist Macintosh 128K emulator

Run the popular umac emulator right on your Pi Pico!

A BASIC interpreter for Arduino, ESP, RP2040, STM32, Infineon XMC and POSIX with IoT and microcontroller features.

Document firmware of the Cuda ASIC.

An interface for Apple's LocalTalk networking protocol.

VGA card for Apple II+/IIe computer

A terminal-driven Apple II-series emulator aimed at efficient development for 8-bit Apple computers

WeAct Studio 1.54/2.13/2.9/3.7/4.2 Inch Epaper Module EPD

A huge collection of VHDL/Verilog open-source IP cores scraped from the web

A bare metal programming guide (ARM microcontrollers)

Examples for Gowin Tang Nano 4k FPGA-board.

An ebook about bare-metal programming for ARM

MacintoshPi is a project that allows running full-screen versions of Apple's Mac OS 7, Mac OS 8 and Mac OS 9 with sound, active online connection and modem emulation under Raspberry Pi.

BBC BASIC for Raspberry Pi Pico

BBC BASIC for SDL 2.0: for Windows, Linux (86), MacOS, Raspberry Pi, Android and iOS.

An apple IIe emulator for the Raspberry Pi.