Jörg Wunsch
dl8dtl
Ham radio amateur since 1980 (Y43TL, then DL8DTL).
Opensource contributor since 1992: FreeBSD, AVRDUDE, avr-libc, AVaRICE, probably more.
Dresden, Germany
Christopher Arndt
SpotlightKid
Freelance software developer, hobby musician and Free/Libre Open Source Software and Content supporter & creator
Cologne, Germany
David Robillard
drobilla
Music production software, linked data, high-performance/constrained computing, and tangentially related things.
Ontario, Canada
Filipe Coelho
falkTX
I'm a self-taught software developer, with personal interest in C++ and Python.
Easily motivated by a good challenge. Open-Source enthusiast.
Berlin, Germany
Jürgen Buchmüller
pullmoll
Freelancer Bonn, Germany, Earth, Solar System, [what's the name ouf our galaxy anyway?]