🇨🇿 Czechia Open Source Contributors

Discover the top open source developers from the Czechia who are revolutionizing the IT world with their exceptional talent and ground-breaking projects.

Developers

6,290

Organizations

839

Repositories

41,533

Top Rank

Shell, C, Lua

🇨🇿 Made in Czechia Compare with other countries 🌐 All countries

Top Contributors

2601
Jan Kozak (@galvani)

galvani

PHP, JavaScript, Dockerfile
18
star
2602
Tomáš Oplatek (@Kaharonus)

Kaharonus

C#, C++, C
18
star
2603
Anastazie Sedlakova (@anastazie)

anastazie

Python, Jupyter Notebook, R
18
star
2604
Rustie (@theRustyKnife)

theRustyKnife

Lua
18
star
2605
Zbynek Stara (@zbynekstara)

zbynekstara

Java, HTML, Gnuplot
18
star
2606
Michal Molhanec (@molhanec)

molhanec

Ruby
18
star
2607
Tomáš Zmek (@TomasZmek)

TomasZmek

PHP
18
star
2608
Redbit (@redbitcz)

redbitcz

PHP, Roff
18
star
2609
Tomáš Mikulica (@mafian89)

mafian89

C++
18
star
2610
Erich Kaderka (@erich)

erich

Ruby, Elixir, Vim Script
18
star
2611
Boris (@BorisTB)

BorisTB

TypeScript, Shell
18
star
2612
Jiří Peška (@valgrut)

valgrut

C++, HTML, Python
18
star
2613
Jan Elznic (@janelznic)

janelznic

JavaScript, TypeScript
18
star
2614
Jan Kubovy (@JKubovy)

JKubovy

Python, Lua, C#
18
star
2615
Tomas Jukin (@Inza)

Inza

Ruby, Java
18
star
2616
Petr Pacas (@petrpacas)

petrpacas

JavaScript
18
star
2617
Vojtěch Oram (@flaiming)

flaiming

HTML, Python
18
star
2618
Murali Karthick Baskar (@creatorscan)

creatorscan

Python
18
star
2619
Roman (@romansvozil)

romansvozil

Python, TypeScript, Rust
18
star
2620
Martin Krauskopf (@mkrauskopf)

mkrauskopf

Haskell, Java, Vim Script
18
star
2621
Mořeplavec (@moreplavec)

moreplavec

HTML, CSS
18
star
2622
Denis Karev (@actisPRO)

actisPRO

C#, SourcePawn, JavaScript
18
star
2623
Václav Makeš (@grogy)

grogy

Ruby, PHP
18
star
2624
Jakub Viták (@mainiak)

mainiak

JavaScript, Go, Shell
18
star
2625
Robert David (@robertek)

robertek

Shell, C++
18
star
2626
Puresoul (@puresoul)

puresoul

C++, Batchfile, Shell
18
star
2627
Kryštof Krátký (@krystxf)

krystxf

TypeScript, Python, C++
18
star
2628
Tomáš Kulhavý (@TomasKulhavy)

TomasKulhavy

JavaScript, Java, MATLAB
18
star
2629
Honza Kužel (@honzakuzel1989)

honzakuzel1989

C#
18
star
2630
Jan Krepsky (@sirjackal)

sirjackal

JavaScript, Python
18
star
2631
Jan Malcánek (@malcanek)

malcanek

PHP
18
star
2632
Samuel Sidor (@Kebechet)

Kebechet

C#, Objective-C, JavaScript
18
star
2633
Ivan Trams Kratochvíl (@ivankrato)

ivankrato

JavaScript
18
star
2634
Lori (@LoriLori)

LoriLori

Java, C, JavaScript
18
star
2635
Lukas Novak (@novalu)

novalu

TypeScript
18
star
2636
Bohumil Jahoda (@Jahoda)

Jahoda

PHP, JavaScript, HTML
18
star
2637
Róbert Mihály (@mihalyr)

mihalyr

18
star
2638
ILIA KHADZHIEV (@ixnet)

ixnet

Python
18
star
2639
Cedric Hnyda (@chnyda)

chnyda

Go, Python, C++
18
star
2640
PyData CZ (@PyDataCZ)

PyDataCZ

HTML, Jupyter Notebook
18
star
2641
Tomáš Doležal (@dolly22)

dolly22

F#, C++, C#
18
star
2642
Ivan Stana (@istana)

istana

Ruby, C
18
star
2643
@Rutherther

Rutherther

C#, VHDL, C
18
star
2644
Zac Walker (@ZacWalk)

ZacWalk

C, C++, C#
18
star
2645
ruff (@rufferson)

rufferson

C, Shell
18
star
2646
Ing. Radek Busa (@radekbusa)

radekbusa

Smalltalk, TypeScript
18
star
2647
@patztablook22

patztablook22

Ruby, C++, Gnuplot
18
star
2648
Jan Hromádka (@kopkaa)

kopkaa

JavaScript, Vue, HTML
18
star
2649
Matyáš Strelec (@mstrlc)

mstrlc

Python, TeX, VHDL
18
star
2650
Daniel Kubec (@n13l)

n13l

C, Perl
18
star
2651
Petr Masopust (@ehp)

ehp

Python, Java
18
star
2652
Veaceslav Mindru (@vmindru)

vmindru

Python, Shell, HTML
18
star
2653
Richard Amare (@richardamare)

richardamare

TypeScript, Swift, Kotlin
18
star
2654
Honza Rychnovský (@HonzaR)

HonzaR

Java
18
star
2655
Adam Hemzal (@adamhemzal)

adamhemzal

JavaScript, Java, HTML
18
star
2656
David Krejci (@davekrejci)

davekrejci

JavaScript
18
star
2657
SpongeData (@SpongeData-cz)

SpongeData-cz

JavaScript, C, C++
18
star
2658
Honza Brestan (@jbrestan)

jbrestan

F#, Shell, C#
18
star
2659
Jaroslav Kubíček (@jaroslav-kubicek)

jaroslav-kubicek

JavaScript, Go, MDX
18
star
2660
Jakub Dubrovsky (@jkdubr)

jkdubr

Objective-C, JavaScript, Shell
18
star
2661
Jana Rezabkova (@janarez)

janarez

Jupyter Notebook, Python, C#
18
star
2662
Daniel Mejta (@mejta)

mejta

PHP, JavaScript
18
star
2663
Jakub Vlček (@vlkofly)

vlkofly

Shell, Python
18
star
2664
Stanislav Hacker (@stanislavhacker)

stanislavhacker

C#, JavaScript, CSS
18
star
2665
Martin Dočekal (@pudingus)

pudingus

MAXScript, Batchfile
18
star
2666
@ondraczsk

ondraczsk

PHP
18
star
2667
LDVM (@ldvm)

ldvm

JavaScript
18
star
2668
Vojtěch Drábek (@comodoro)

comodoro

Java, Python
18
star
2669
Adam Zikmund (@AdamZikmund)

AdamZikmund

Swift, JavaScript
18
star
2670
Maxim Filatov (@Bregor)

Bregor

Ruby, Emacs Lisp, HTML
18
star
2671
Leadhub code (@leadhub-code)

leadhub-code

Python, JavaScript, C++
18
star
2672
František Řezáč (@calaveraInfo)

calaveraInfo

Shell, HTML, Arduino
18
star
2673
Jakub Velička (@Veldik)

Veldik

HTML, PHP, Java
18
star
2674
Miroslav Veith (@mveith)

mveith

F#, Elm, JavaScript
18
star
2675
Jan Vargovský (@JanVargovsky)

JanVargovsky

C#, C++, JavaScript
18
star
2676
Petr Balat (@petrbalat)

petrbalat

Kotlin, Java
18
star
2677
Filip Soukup (@hiimnit)

hiimnit

C#, AL, Rust
18
star
2678
Nikolas Peterka (@asxlvm)

asxlvm

Python
18
star
2679
Jiri Tomasek (@jtomasek)

jtomasek

JavaScript
17
star
2680
Jiri Konecny (@jkonecny12)

jkonecny12

C++, Python, Shell
17
star
2681
Tomáš Sandrini (@tsandrini)

tsandrini

Nix, Python, Astro
17
star
2682
Daniel Chabr (@danielchabr)

danielchabr

JavaScript, HTML, Shell
17
star
2683
Petr Nymsa (@petrnymsa)

petrnymsa

Dart
17
star
2684
@Foxhoundn

Foxhoundn

JavaScript
17
star
2685
Vít Mádr (@Vitre)

Vitre

PHP, JavaScript
17
star
2686
Patrik Patie Gmitter (@patie)

patie

17
star
2687
Andrei Rybin (@rybandrei2014)

rybandrei2014

TypeScript, Clojure, C++
17
star
2688
Jaroslav Jindřich (@jjindrich)

jjindrich

Bicep, C#, PowerShell
17
star
2689
Adam Cvikl (@Adamekka)

Adamekka

Rust, Shell, GDScript
17
star
2690
@PexMor

PexMor

Shell, Python, JavaScript
17
star
2691
Petr Sima (@pteasima)

pteasima

Swift
17
star
2692
CodeScale (@CodeScaleNet)

CodeScaleNet

17
star
2693
Lukas Beranek (@bery)

bery

Go, Shell, PHP
17
star
2694
Dejan Kovacevic (@dkovacevic)

dkovacevic

Java
17
star
2695
Jan Friesse (@jfriesse)

jfriesse

C
17
star
2696
Homecentr (@homecentr)

homecentr

Java, HCL
17
star
2697
Artjoms Šeļa (@perechen)

perechen

R, Jupyter Notebook, HTML
17
star
2698
Ladislav Horký (@ladislavhorky)

ladislavhorky

C++, JavaScript, HTML
17
star
2699
Tibor Dudlák (@Tiboris)

Tiboris

JavaScript, Python, PHP
17
star
2700
David Chicaiza (@david0723)

david0723

Java, TypeScript, Objective-C
17
star

Statistics

By location

Prague 64.4%
Brno 21.0%
Ostrava 2.2%
Pilsen 1.5%
Liberec 1.0%
Other 10.0%

By programing language

JavaScript
15.8%
Python
14.9%
C++
8.3%
Java
8.1%
PHP
8.0%
Other
44.8%

World rating by programing language (country/rank)

Shell
21
C
24
Lua
24
C++
26
Rust
26

* More analytics for signed in users.