I use Python, Rust, NativeScript, iOS/macOS Swift/SwiftUI, TypeScript/JavaScript, HTML/CSS/SASS, PHP, C++
OS's: Windows 10, FreeBSD 13.1, Ubuntu Server 20.04, OpenWRT
Web Related: Nginx, Angular, React, Electron, NodeJS, Django, FastApi, PostgreSQL
Embedded programming on ESP32/Arduino with C/C++ on PlatformIO
3D Printing: Marlin on DIY Custom Built 3D Printers. OctoPrint