🪝"mnist" in 60 lines of code, no dependencies. For educational purposes.

"Talking PD" article code repository

UV-K6 Mods for Digital Modulation

Applications based on Wi-Fi CSI (Channel state information), such as indoor positioning, human detection

KiCad plugin for the design of parametric PCB motors

The seL4 microkernel

Run the popular umac emulator right on your Pi Pico!

USB host/device implementation using PIO of raspberry pi pico (RP2040).

Firmware for Generic Bluetooth SDK（AC63 series）, Support AC631N/AC635N/AC636N/AC637N/AC632N, compatible with AC69 series without audio support.

A nanoGPT pipeline packed in a spreadsheet

A replacement for the classic TMS9918A/TMS9929A VDP, powered by a Raspberry Pi Pico

Self-hosting C compiler

Bluetooth PHY based on one-bit input and output

Software Defined Radio in FPGA uses LVDS IO pins as 1-bit ADC

Challenge for minimal UEFI apps

Arduino FDX-B reader built from discrete components.

Simple Speech-To-Text on the '10 cents' CH32V003 Microcontroller

SeaweedFS is a fast distributed storage system for blobs, objects, files, and data lake, for billions of files! Blob store has O(1) disk seek, cloud tiering. Filer supports Cloud Drive, cross-DC ac…

Alternative Twitter front-end

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

A proof-of-concept (hack) to implement neural network inference on a very tiny 8-bit microcontroller.

Implementing a ChatGPT-like LLM in PyTorch from scratch, step by step

3D CAD application

Fully private LLM chatbot that runs entirely with a browser with no server needed. Supports Mistral and LLama 3.

Assistant for WSJT-X

Reverse engineering of the Quansheng UV-K5 V1.4 PCB in KiCad 7

RP2040 ZX Spectrum emulator