Less than 100 Kilobytes. Works for Android 5.1 and above

Simple and experimental (class-E driven) SSB transceiver.

A self-hosting and educational C optimizing compiler

TRS-80 Model 1/3/4/4P emulator for Unix-like host machines

opensouce RISC-V cpu core implemented in Verilog from scratch in one night!

Programmer for the Lattice ECP5 series, making use of FTDI based adaptors

Source and Documentation files for USB C Industrial Camera Project, This repo contains PCB boards, FPGA , Camera and USB along with FPGA Firmware and USB Controller Firmware source.

A fast Forth Standard system written in Z80 assembly for SHARP PC-G850 pocket computers

Programs written for Joe Allen's single board relay computer.

VGA/TV display on Raspberry Pico

an efficient awk-like language

Library of ASCII character representations using 7 segment, 14 segment, and 16 segment LED displays

Mathematics for Robotics

Chad Strings - The Chad way to handle strings in C.

Register Allocator for 8086

A tiny Open POWER ISA softcore written in VHDL 2008

Simple x86 and DOS emulator for the Linux terminal.

RISC-V Cores, SoC platforms and SoCs

32-bit Superscalar RISC-V CPU

SERV - The SErial RISC-V CPU

Historical Emacs Software Preservation