frimware

Open-source multi-chain HD wallet firmware for ESP32, featuring on-device transaction signing, physical confirmation, air-gapped operation, and support for Bitcoin, EVM, Tron, and Solana.

Smart Learn Avatar is a full-stack, AI-powered educational ecosystem that brings interactive 3D avatars to life on hardware. It combines advanced Retrieval-Augmented Generation (RAG) with edge computing to create a portable, voice-interactive AI tutor. Topics

A USB 2.0 High Speed DFU Bootloader for the STM32F723

As title, this repo is the collection of FiiO KA17 Firmware that exists (or not).

UEFI support with official vbios

CubeSat packet handling pipeline (payload fragmentation, NGHam encoding, telemetry) — SpaceLab TT&C summer internship project

Turn an ESP32 board into a self-custody hardware wallet that signs Bitcoin, EVM, Tron, and Solana transactions on-device without exposing private keys.

🚀 Smart ESP32 LED Controller | Wi-Fi powered WS2812B RGB lighting with a sleek web dashboard, real-time color control, adjustable brightness, and dynamic lighting effects. Built with Arduino & FastLED.

frimware ota station esp

C++ projects to develop modern, safe coding skills