My portfolio of web apps, mostly for fun and learning purposes.

Learn how to type with your 10 fingers without looking at the keyboard
Pictures around me   explore pictures around you, or around a place you choose.
Follow the International Space Station (ISS) on a globe
Maps:  pictures,  restaurants,  wikipedia . Using  ez-opendata  
Control diagram  (P&ID editor)
Dagre-es     is a fork of the unmaintained  dagre library.
linkedin   /   github