Welcome!

We’re a group of friends with similar interests from a small flat in the middle of Prague.

David Koňařík

MFF UK

I like trains.
Also software archeology, but I don’t have a pretty site for that yet.

• website: dvdkon.ggu.cz
• github: github.com/dvdkon
• gitlab: gitlab.com/dvdkon

Jan Černý

MFF UK

I love Informatics, Mathematics, Science, music with distorted guitars and a cup of good tea.

• website: cerny.matfyz.cz
• github: github.com/yagarea/

Kačka Sulková

VSCHT, MFF UK

I like chemistry, food, sleep and the person .

• website: sulkova.xyz

Tomáš Sláma

MFF UK

I like coffee, climbing, coding and the person .

• website: slama.dev
• github: github.com/xiaoxiae/

Maroš Grego

MFF UK

I like nature.

• photos: grego.site/photo
• sourcehut: git.sr.ht/~grego
• github: github.com/grego

Latest posts from GGU members

I met Author and Punisher

via Blackblog Atom feed 4 July, 2026

Stretching a Laptop Display on a Bus

A surprisingly effective solution to an unsurprisingly uncommon problem.

via slama.dev 13 May, 2026

ADS 1 – cvičení 2025/26

Algoritmy a datové struktury 1

via dvdkon.ggu.cz 16 February, 2026

zvolen

via grego.site 5 November, 2025

Our guests

Befrinded webrings