It's no secret: all the software used in my day-to-day business is open source. If possible I contribute to the tools I'm working with. Some tools (actually not so many) that I have developed for my customers are also licensed with a open source compatible license.

Visit my github profile:


Python is my main programming language. And I would like to provide some useful libraries that are used in my daily business.

Typescript is used for the web projects if Angular is involved.

Django Create database and web prototypes in minutes. This is how I use it.

Numpy Fast matrix calculations. The library to use when using matrices in python.

scikit-learn Machine Learning made easy. With great documentation. Want to use machine learning ... start there.

bokeh Create interactive plots for the web in python.

tensorflow Deep learning from google.

conda My preferred way to install python packages.

Web Tools

Angular for single page applications.

bootstrap the css for this page.

jquery for dom manipulation.

This website was built with Lektor

firefox browser with NoScript and AdBlock extension.

Use chrome as the browser alternative.

thunderbird my main virtual communication channel

Desktop Apps

electron to create browser-less offline applications.

IDE, Development Tools


Visual Studio Code




inkscape Vector graphics ...


libreoffice for calculations and writing invoices...


putty ssh from win-box to the servers

winscp scp for windows

windirstat Disk usage statistics viewer

Server OS, Deployment

Ubuntu Use the LTS releases for server images.

Docker with compose

nginx HTTP and reverse proxy server

uwsgi Web Application Server Container


mysql The community edition ... what else. mysql-workbench to backup and restore development databases...



  • Gigabyte GA-X99-Designare
  • Samsung 750 EVO Basic (500GB, 2.5")
  • HyperX Fury (4x, 8GB, DDR4-2133, DIMM 288)
  • MSI GeForce GTX 1070 AERO 8G OC
  • Intel Xeon E5-2620 v4 (LGA 2011-v3, 2.10GHz)
  • Corsair Carbide 400C (Midi Tower)
  • Alpenföhn Brocken 2
  • be quiet! Dark Power Pro 11 (1000W)


HP Envy 17-r190nz


  • Raspberry PI 3 Model B
  • WittyPi 2 (Power Hat)
  • Discovery kit for LoRaWAN B-L072Z-LRWAN1


exoscale cloud provider.

github to host my open sources.

bitbucket for private repos.

metanet for the domain names and mail hosting.