A GPT-4 AI Tutor Prompt for customizable personalized learning experiences.

A simple and easy Arduino / Pi Pico / ESP8266-powered WSPR, FT8, and FT4 beacon system which uses NTP + DS3231 RTC for timing. Super extensible! Now comes with optional GPS support.

Powerful Programable RPN Calculator based on FORTH

A tiny bootloader for STM8S low-density family

A tiny Forth I built in a week. Blog post: https://www.thanassis.space/miniforth.html

Repo for counting stars and contributing. Press F to pay respect to glorious developers.

A simple timer-based scheduler

CH554 software development kit for SDCC

An Arduino-like programming API for the CH55X

Padauk MCU programmer variant for hand soldering.

Serial bootloader for STM8 microcontrollers

Generic STM32 serial bootloader, with a simple command-line interface

NanoVNA-H based on edy555 design, provides effective measurements up to 1.5GHz.

AFSK interface for Android smartphones and tablets.

📚 Collaborative cheatsheets for console commands

Instant and elegant Markdown documents in the browser

A captive portal demo for MicroPython

Flight rules for git

OTA Updater for MicroPython

🔧A front-end application for the Android AppOpsService.

WB7FHC's Morse Code Decoder v. 1.1

A Pi emulating a GameBoy sounds cheap. What about an FPGA?

USBasp firmware working with a clone "USB ISP Version 2.0" (marked "MX-USBISP-V4.00" or "MX-USBISP-V5.00" on the PCB)

STM8 library

ubitx - sketch for the raduino to work with the ubitx transceiver

A HAM transceiver controller for FX-9A, originate from BG2FX

RF transmitter for Raspberry Pi

Compile FreeBSD 9.0 by GCC 4.6.3 or 4.7.0 from scratch automated.

Build terminal dashboards using ascii/ansi art and javascript