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A research-validated stethoscope whose plans are available Freely and openly. The cost of the entire stethoscope is between $2.5 to $5 to produce

Ruby 993 112 Updated Apr 28, 2026
C++ 91 3 Updated Mar 22, 2026

This is a version based on v2.3.7 supposed to eventually run natively on PC i386, Raspi Model 3b and Olimex ESP32-P4-PC, using existing bootloaders instead of Oberon0

Modula-2 150 9 Updated Apr 29, 2026

The Pascal-F Verifier

Common Lisp 52 4 Updated Jul 17, 2017

SpinalHDL implementation of the 3dfx Voodoo Graphics GPU

C 291 14 Updated May 10, 2026

nCPU: model-native and tensor-optimized CPU research runtimes with organized workloads, tools, and docs

Python 639 28 Updated Apr 18, 2026

General Purpose Goal Oriented Action Planning

C 617 69 Updated Mar 7, 2024

A toy operating system written in Rust on RISC V(rv32im)

Rust 210 15 Updated Mar 30, 2023

A toy prolog interpreter

C 3 Updated Mar 24, 2026

UDP-IP stack accelerator and is able to send and receive data through Ethernet link

VHDL 46 13 Updated Nov 3, 2025

A Hardware Hacking Tool with Web-Based CLI That Speaks Every Protocol

C++ 3,176 271 Updated May 8, 2026

Embedded graphics library to create beautiful UIs for any MCU, MPU and display type.

C 23,573 4,168 Updated May 14, 2026

Factorio mod: program circuit network logic using FAL, a Factorio Assembly Language.

Lua 24 4 Updated Sep 6, 2025

A compiled language for Factorio Blueprints.

Python 406 7 Updated Mar 17, 2026

A screen-free voice AI learning companion for kids, built on M5StickC Plus with memory-safe conversation mode.

C++ 8 1 Updated Jan 21, 2026

This repository contains files relating to my subleq processor build.

C++ 24 6 Updated Mar 29, 2026

A simple struct serialization library written in C for C (and maybe C++).

C 2 Updated Jan 27, 2026

JSON serialization library

C 1 Updated Jan 17, 2026

The Xr0 Verifier for C

C 209 5 Updated Apr 18, 2025

Hosting read-only SQLite databases on static file hosters like Github Pages

TypeScript 3,675 108 Updated Aug 6, 2024

Jsmn is a world fastest JSON parser/tokenizer. This is the official repo replacing the old one at Bitbucket

C 4,121 806 Updated Jun 9, 2024

Run CP/M commands in Linux/Cygwin with this Z80 / BDOS / ADM-3A emulator.

C 130 31 Updated Apr 22, 2023

Z80-μLM is a 2-bit quantized language model small enough to run on an 8-bit Z80 processor. Train conversational models in Python, export them as CP/M .COM binaries, and chat with your vintage compu…

Python 1,088 47 Updated Apr 29, 2026

mini C compiler for esp32

C 236 12 Updated Jan 29, 2026

VHDL simulation model for PADAUK PDK microcontrollers

VHDL 21 3 Updated May 20, 2020

Code Examples for Padauk MCUs using the free-pdk/SDCC toolchain

C 22 11 Updated May 24, 2024

A small C compiler

C 11,622 1,043 Updated Oct 30, 2023

Writing a sqlite clone from scratch in C

C 10,408 1,024 Updated Mar 4, 2024

Master programming by recreating your favorite technologies from scratch.

Markdown 502,034 47,605 Updated Feb 21, 2026

This is a Kalman filter used to calculate the angle, rate and bias from from the input of an accelerometer/magnetometer and a gyroscope.

C++ 1,936 746 Updated Jun 5, 2021
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