Dirk Matussek

Born in 1963

Software author and amateur jazz musician,

Engineer and nerd,

Part time rautavist in Frankfurt, Germany

U=R+I

Internet projects

AstroViewer Sky Map

AstroViewer is an interactive sky map that helps you to find your way in the night sky quickly and easily.

astroviewer.net/av/en/

AstroViewer Sky Map

AstroViewer ISS

The positions of the International Space Station ISS and the Chinese Space Station Tiangong and their ground tracks in real time.

ISS and Tiangong sighting opportunities for any location.

astroviewer.net/iss/en/

AstroViewer ISS

AstroViewer Widgets

Here you find HTML code to embed a night sky map, the current position of the ISS or other AstroViewer Widgets in your website.

astroviewer.net/widgets/en/

AstroViewer Widgets

The Low Gs

Ukulele Bass Vocals

Jazz

We founded The Low Gs, a ukulele jazz band, in 2018.

low-gs.band

The Low Gs

Ukulele Voicings

Here you find all voicings (that is where you place your fingers on the fretboard) for a given chord. And you find all chords made up by a specific voicing on your ukulele.

ukulele-voicings.net/en/

Ukulele Voicings

Rautavistic Pico-Projects  ? 

QRlify

Photos as QR-Codes

FlatGPT

My answer to ChatGPT

Comment Viewer

The hidden world of HTML comments

Text-o-mat

It writes and writes...

Redundancy

Deflate your texts

Roman Calculator

Do as the Ancient Romans did

Decimal Time

All in on the ten

Colorful Matter

"Game of Life" in color

Golqroc

Game of Life QR-Code Challenge