Hi, I'm Adrian Sieber

A developer & entrepreneur from Berlin

Check out my about page and my resume for more information.


  • Feram

    I co-founded Feram in 2017 and we build the service feram.io. It lets developers find bugs in their code by automatically checking every commit with several dozen linters & code analysis tools.

  • educatopia

    I started Educatopia in 2013 during university because I was annoyed that there was no simple wiki like platform to share exercises (plus hints & solutions).

  • Shaven

    A DOM building utility and template engine where the virtual DOM is represented as nested arrays.

  • Fakesome

    Create fake data to populate databases, build API prototypes, train neural networks or generate names for your cats.

  • Timeomat

    Clock, Alarm, Stopwatch & Timer. All in your Browser.

  • Schifferpatent

    When I trained for my sailing licence for Lake Constance in 2011 there were no good resources available except expensive books, so I built a website. I also started to build an english version: sail-guide.com

  • bitcoinate

    Add a button to your website to display your bitcoin address in order to receive donations.

  • vectual

    A simple to use charting library originally implemented in JavaScript, but which I recently started to reimplement in elm.