Piccolo OS is a small multitasking OS for the Raspberry Pi Pico. It is designed primarily as a teaching tool. It demonstrates the fundamentals of a co-operative multitasking OS and the Arm Cortex-M0+.

emacs major mode for the hurl restclient

A Neotron powered by the Raspberry Pi Pico

A remarkably unfeatured cobol parser

LC3 C Compiler for the Little Computer v3

TinyGo drivers for sensors, displays, wireless adaptors, and other devices that use I2C, SPI, GPIO, ADC, and UART interfaces.

My 6502 Based Breadboard Project

A PCB being made while watching Ben Eaters "Build a 6502 computer" video series. Includes the computer itself, a standalone slow clock and an Arduino Mega shield for the bus monitor sketch..

Let your Raspberry Pi Pico pretend to be a Commodore 64 ROM cartridge

A RP2040 based DECstation emulator

SMON machine language monitor and assembler for 6502 computer

A Subroutine Threaded Code (STC) ANSI-like Forth for the 65c02

seqs: the hottest, most idiomatic userspace TCP/IP implementation on the internet. lwip in go basically

A 65C02-based homebrew computer

A firmware platform aimed at quick prototyping, built around FreeRTOS and a feature-packed CLI

cc65 - a freeware C compiler for 6502 based systems

High-performance, Reliable, and Parallel APL

Golang CP/M emulator for zork, Microsoft BASIC, Turbo Pascal, Wordstar, lighthouse-of-doom, etc

dev tools, env vars, task runner

Driver for the Wifi+bluetooth integrated circuit on the pico.

RP2040 ZX Spectrum emulator

One true awk

GritQL is a query language for searching, linting, and modifying code.

🔌 Raspberry Pi GPIO library for go-lang

An executable specification language with delightful tooling based on the temporal logic of actions (TLA)

Home Assistant Lennox S40 / S30 / E30 / M30 integration

FPGA Verilog implementation of 1949 EDSAC Computer with animated tape reader, panel, teleprinter and CRT scope

Xv6 for RISC-V