Hey, I'm

Robert

year-old IT and electronics enthusiast from Bydgoszcz, Poland.
Currently studying Electronics and Telecommunications at Lodz University of Technology.
           

Blog posts



Dec 02, 2025 Welcome

An introduction to my blog and why I left Duino-Coin.

Programming languages I know

95%
Python 3
95%
HTML
65%
JavaScript
60%
C, C++
50%
CSS
85%
8051 Asm
10%
Ruby
4%
C#
3%
Julia

Hardware

this list needs an update...

MagSafe Powerbank

October-November 2023

Duino BlushyBox

September-October 2023

IV-3A VFD clock

August 2023

3x3x3 LED cube

August 2023

New bench power supply

August 2023

Duino Starter

June-July 2023

Multi-smartphone charging dock

March 2023

Clean IV-6 VFD clock with temp sensor version 2.0

March 2023

Switchbox with relay and MOSFET outputs

March 2023

4-channel audio isolator with VU meters

February 2023

Big IV-27 VFD clock

February 2023

IV-21 VFD mini clock version 2.0

February 2023

6E2 "Magic eye" VU meter

January 2023

"Nanoleaf Aurora" replica version 2.0

December 2022

IN-14 Nixie clock

December 2022

AVT5500 assembly + my case

2019, December 2022

Simple internet LED clock

December 2022

WS2812B 20x22px LED matrix

November 2022

IN-12 Nixie clock

November 2022

LED christmas tree

November 2022

"Nanoleaf Aurora" replica

November 2022

14-segment LED display

October 2022

Isolated 4-way audio splitter

October 2022

AVT3132 LED clock + my case

October 2022

AVT2864 spectrum analyzer + my case

September 2022

"Nanoleaf HEX" replica

August 2022

PET bottle 3D printer filament maker

July 2022

Duino-Coin Powerbank

May 2022

Audio VU meter

May 2022

Adjustable bench power supply

February 2022

Plexiglass LED decoration

November 2021

"Desktop" walkie-talkie

March 2020

UNITRA Dana restoration

February 2020

DIY TA7272 audio amplifier

January 2020

Raspberry Pi DIY laptop

April 2019, August 2019

My first power bank

December 2018

Portable speaker

June 2018

I've made many more projects over the years, but not all are documented and some were given away. This list will be actively updated!

Software

unipoolia.com (2025-)
Mining pool for various altcoins with custom design
magi.duinocoin.com (2021-)
Website, web wallet & explorer for Coin Magi, a decentralized cryptocurrency
Magi REST/RPC API (2021-)
Python library and a public Flask API app for interfacing with the Magi blockchain.
duinocoin.com (2019-2025)
Website for my eco-friendly crypto coin that works on microcontrollers, e.g. Arduino boards
wallet.duinocoin.com (2021-2025)
Online wallet for Duino - the go-to place for every DUCO user
☁️
fluffyswap.com (2022-2025)
A blazing fast crypto exchange platform.
Duino-Coin core (2019-2025)
Code repository for my crypto coin that can be mined with almost anything, including Arduino boards
Automatic backups in PS (2023)
Tyco A simple program for creating backups and auto-deletion of old ones written in PowerShell
⬇️
Pretty YouTube Downloader (2019-2021)
A simple GUI for video downloading
🏠
ESP8266 Smart Home (2020)
A (WIP) ESP8266 smart home automation system
💾
Extendify (2019)
A tool that allows getting a few more megabytes on a disk

Other projects I've contributed to