🇨🇿 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

1001
Igor (@iricigor)

iricigor

PowerShell, Python
92
star
1002
Dennis Fridrich (@dfridrich)

dfridrich

PHP, CSS
92
star
1003
Vlastimil Šenfeld (@bobesa)

bobesa

Go, Haskell, JavaScript
92
star
1004
Martin Suchan (@martinsuchan)

martinsuchan

C#, HTML, PowerShell
92
star
1005
Marcos Moura (@marcosmoura)

marcosmoura

JavaScript, ApacheConf, TypeScript
92
star
1006
Jan Kundrát (@jktjkt)

jktjkt

C, C++
92
star
1007
Dmitry Polovka (@message)

message

PHP, JavaScript, CSS
92
star
1008
Josef Zamrzla (@josefzamrzla)

josefzamrzla

JavaScript, C++, PHP
92
star
1009
Vlasta Vesely (@vlastavesely)

vlastavesely

C, CSS, C++
92
star
1010
Jan Walter (@jnwltr)

jnwltr

TypeScript
91
star
1011
Ondřej Golasowski (@andreondra)

andreondra

Python, C++, SystemVerilog
91
star
1012
Jan Vince (@jan-vince)

jan-vince

PHP, CSS
91
star
1013
@Sklyvan

Sklyvan

Python, C, Jupyter Notebook
91
star
1014
@MatejMrozek

MatejMrozek

91
star
1015
Lukáš Fryč (@lfryc)

lfryc

Java, JavaScript, CSS
91
star
1016
Tomáš Gavenčiak (@gavento)

gavento

Python, Rust, TeX
91
star
1017
Martin Brychta (@SirPole)

SirPole

Java, TypeScript, JavaScript
90
star
1018
Skrz.cz (@skrz)

skrz

PHP, JavaScript
90
star
1019
Jiří Prokop (@synaptiko)

synaptiko

JavaScript, Shell, Lua
90
star
1020
Filip Chalupa (@FilipChalupa)

FilipChalupa

TypeScript, JavaScript, HTML
90
star
1021
Václav Zeman (@vaclav-zeman)

vaclav-zeman

JavaScript
90
star
1022
Milada (@miladamilli)

miladamilli

Elixir
90
star
1023
@KIZI

KIZI

JavaScript, Java, Scala
89
star
1024
Mikoláš Stuchlík (@mikolasstuchlik)

mikolasstuchlik

Swift, C, Shell
89
star
1025
Maksym Balatsko (@mbalatsko)

mbalatsko

Python, Jupyter Notebook
89
star
1026
Igor Raits (@ignatenkobrain)

ignatenkobrain

Python, Shell, C
89
star
1027
Ondrej Petrzilka (@OndrejPetrzilka)

OndrejPetrzilka

C#
89
star
1028
Filip Vincůrek (@vincurekf)

vincurekf

JavaScript, HTML
88
star
1029
Karel Piwko (@kpiwko)

kpiwko

Java, JavaScript, TypeScript
88
star
1030
Steven Inskip (@SkippyZA)

SkippyZA

JavaScript, Ruby, Go
88
star
1031
Novacloud (@novacloudcz)

novacloudcz

Go
88
star
1032
Jozef Hartinger (@jharting)

jharting

Java, Python
88
star
1033
Tomáš Musil (@tomasmcz)

tomasmcz

TeX, Python, Haskell
88
star
1034
Martin Wišo (@tgrk)

tgrk

Erlang, Elixir, Haskell
88
star
1035
Marek Maskarinec (@marekmaskarinec)

marekmaskarinec

C, Go, Common Lisp
87
star
1036
Advanced Technologies&Prototypes (@atp-team)

atp-team

CSS, Ruby, Arduino
87
star
1037
Jiří Staněk (@stanekTM)

stanekTM

C++, C
87
star
1038
David Pavlík (@xxdavid)

xxdavid

Python, PHP, JavaScript
87
star
1039
Lumír 'Frenzy' Balhar (@frenzymadness)

frenzymadness

Python, HTML, C
87
star
1040
David Jetelina (@djetelina)

djetelina

Python, Shell
87
star
1041
Konstantin (@code-of-kpp)

code-of-kpp

Python, C++, Shell
87
star
1042
Marek Aufart (@aufi)

aufi

Ruby, Shell, JavaScript
87
star
1043
Konstantinos Drakonakis (@kostasdrakonakis)

kostasdrakonakis

Kotlin, Java, Groovy
87
star
1044
@megmage

megmage

JavaScript
86
star
1045
Poutnik (@poutnikl)

poutnikl

Shell
86
star
1046
Jan Špaček (@honzasp)

honzasp

Rust, Ruby, Haskell
86
star
1047
Honza S. Copak (@octopusengine)

octopusengine

Python, C++, JavaScript
86
star
1048
@Czechball

Czechball

Shell, Makefile, C
86
star
1049
Pavel Ryžov (@paulrzcz)

paulrzcz

Haskell, Go, TeX
86
star
1050
ハンジ・ゾエ (@HangeZoe)

HangeZoe

Python, JavaScript, HTML
86
star
1051
iPublikuj:archive! (@ipublikuj-archive)

ipublikuj-archive

PHP
86
star
1052
Jan Gaura (@geordi)

geordi

Python, TeX, Jupyter Notebook
86
star
1053
Jakub Rak (@KrabCode)

KrabCode

Java, JavaScript, Processing
86
star
1054
Aleh Filipovich (@afilipovich)

afilipovich

Python
86
star
1055
Alexandre Mantovani Tavares (@AlTavares)

AlTavares

Swift, Go, JavaScript
86
star
1056
Marek Příhoda (@maprihoda)

maprihoda

Python, Ruby, Shell
85
star
1057
Ales Stibal (@astibal)

astibal

Python, C++, HTML
85
star
1058
Roman Hosek (@hosek)

hosek

Arduino, Java
85
star
1059
Petr Vraník (@konikvranik)

konikvranik

Java, Python, C++
85
star
1060
Jaroslav Meloun (@jarnik)

jarnik

C#, Haxe, Python
85
star
1061
Halász Dávid (@skateman)

skateman

Ruby, JavaScript, Dockerfile
85
star
1062
Jan Stawarczyk (@jstawarczyk)

jstawarczyk

84
star
1063
Štefan Prokop (@stefanprokopdev)

stefanprokopdev

TypeScript, HTML, C++
84
star
1064
Jan Šedivý (@jansedivy)

jansedivy

C++, Vim Script, JavaScript
84
star
1065
GAMEE (@gameeapp)

gameeapp

JavaScript, PHP
84
star
1066
Amar Mesic (@amarmesic)

amarmesic

C#, Shell
84
star
1067
WeatherLayers (@weatherlayers)

weatherlayers

JavaScript, TypeScript
84
star
1068
@MobilCat

MobilCat

Kotlin
84
star
1069
Cloudaper (@cloudaper)

cloudaper

HTML, JavaScript, Ruby
83
star
1070
Robert Haken (@hakenr)

hakenr

C#, HTML
83
star
1071
Marek Pridal (@marekpridal)

marekpridal

Swift
83
star
1072
IBA Group (@IBA-Group-IT)

IBA-Group-IT

JavaScript
83
star
1073
AA4CC - Advanced Algorithms for Control and Communications (@aa4cc)

aa4cc

MATLAB, Python, C++
83
star
1074
Ondřej Plšek (@ondrs)

ondrs

PHP, JavaScript, Clojure
83
star
1075
Lukáš Marek (@krtek)

krtek

Java, JavaScript, Groovy
83
star
1076
GGorAA (@ggoraa)

ggoraa

Rust, Swift, Kotlin
83
star
1077
Zdenek Polach (@polachz)

polachz

PowerShell, Shell, Python
83
star
1078
Sam (@SamCZ)

SamCZ

C++, Java, C#
83
star
1079
VisionApps (@visionappscz)

visionappscz

JavaScript, HTML, PHP
83
star
1080
Hackerspace brmlab (@brmlab)

brmlab

Python, C, C++
82
star
1081
Vít Zaoral (@vitzaoral)

vitzaoral

C++, Kotlin
82
star
1082
Marián Hlaváč (@marianhlavac)

marianhlavac

Python, C++, CSS
82
star
1083
Zerops (@zeropsio)

zeropsio

TypeScript, PHP, Python
82
star
1084
David Matějka (@matej21)

matej21

PHP, Java, HTML
82
star
1085
Ondřej Bartas (@ondrejbartas)

ondrejbartas

Ruby, JavaScript
82
star
1086
eMan a.s. (@eManPrague)

eManPrague

Kotlin, Ruby, JavaScript
82
star
1087
Samuel Štancl (@stancl)

stancl

PHP, HTML, Blade
82
star
1088
Honza Hommer (@honzahommer)

honzahommer

JavaScript, Shell, Dockerfile
81
star
1089
Dennis Pražák (@sorashi)

sorashi

C#, TeX, PowerShell
81
star
1090
Sergey (@Scogun)

Scogun

Kotlin, C#, Java
81
star
1091
Jan Stránský (@stranskyjan)

stranskyjan

Python, TeX
81
star
1092
Petr (@psfinaki)

psfinaki

F#
81
star
1093
Ondřej Profant (@Kedrigern)

Kedrigern

PHP, HTML, C#
81
star
1094
Viktor (@vixh)

vixh

Python
80
star
1095
Gabriel Gilini (@gabrielgilini)

gabrielgilini

JavaScript, PHP, Shell
80
star
1096
Marek Mensa (@marekmensa)

marekmensa

Vue
80
star
1097
akac (@akacdev)

akacdev

C#, Python
80
star
1098
Jindřich Ivánek (@jindraivanek)

jindraivanek

F#, Python, C
80
star
1099
Martin Jablečník (@mjablecnik)

mjablecnik

Dart, GDScript, Python
80
star
1100
Pavel Trutman (@PavelTrutman)

PavelTrutman

MATLAB, Python, TeX
80
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
25
C++
26
Rust
26

* More analytics for signed in users.