🇨🇿 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

1901
Maria Korlotian (@marysieek)

marysieek

Java, Python
33
star
1902
Jan Kadeřábek (@jendabek)

jendabek

Python
33
star
1903
Marek Kost (@mkskelet)

mkskelet

C#, ASP, GDScript
33
star
1904
Jiri Daněk (@jiridanek)

jiridanek

Dart, Go, C++
33
star
1905
Michal Josef Špaček (@michal-josef-spacek)

michal-josef-spacek

Perl, HTML
33
star
1906
Jan Štaffa (@janstaffa)

janstaffa

TypeScript, Rust, HTML
33
star
1907
Standuino (@standuino)

standuino

C, Arduino
33
star
1908
JanJedlicka (@jedla22)

jedla22

Objective-C
33
star
1909
Martin Kourim (@mkoura)

mkoura

Python, Shell, JavaScript
33
star
1910
Inspirum (@inspirum)

inspirum

PHP, Go
33
star
1911
Actum (@actum)

actum

JavaScript, C#, CSS
33
star
1912
Sinfin (@sinfin)

sinfin

Ruby, JavaScript, C++
33
star
1913
Daniel Srb (@benabraham)

benabraham

SCSS, CSS, HTML
33
star
1914
@boska

boska

Objective-C, Swift, Visual Basic
33
star
1915
@inmem

inmem

C#
33
star
1916
Filip Peterek (@fpeterek)

fpeterek

C++, Kotlin, Jupyter Notebook
33
star
1917
@petr7555

petr7555

Jupyter Notebook, Python, Rust
33
star
1918
Jan Ťulák (@jtulak)

jtulak

Shell, TeX, Python
32
star
1919
Jan Soldan (@qhyccd-lzr)

qhyccd-lzr

C
32
star
1920
@Virtualmaster

Virtualmaster

Ruby, Shell, Scheme
32
star
1921
Werner Dweight (@wernerdweight)

wernerdweight

PHP, CSS, Dockerfile
32
star
1922
Vitek Tajzich (@vtajzich)

vtajzich

Shell, Java, Groovy
32
star
1923
Juraj Repcik (@Yourigh)

Yourigh

C++, Arduino, VHDL
32
star
1924
Martin Zeman (@Zemistr)

Zemistr

PHP, JavaScript
32
star
1925
Martin Itterheim (@itterheim)

itterheim

TypeScript, Go
32
star
1926
Denis Moiseev (@lobziik)

lobziik

Python, Go, Rust
32
star
1927
Lukáš Nykrýn (@lnykryn)

lnykryn

C
32
star
1928
Vojtěch Vančura (@zombak79)

zombak79

Jupyter Notebook, Python
32
star
1929
Abner Willys (@abnerwillys)

abnerwillys

TypeScript, JavaScript, CSS
32
star
1930
Maroš Zaťko (@hacxman)

hacxman

Python, Haskell, C
32
star
1931
Kryštof Matějka (@krystofmatejka)

krystofmatejka

TypeScript, JavaScript, Dart
32
star
1932
Jan Chudy (@EnviloN)

EnviloN

Python, C#, HTML
32
star
1933
Libor Martínek (@bibajz)

bibajz

Python
32
star
1934
Diana Mukhanova (@diananova)

diananova

JavaScript, C++, C#
32
star
1935
Jakub Lužný (@Limoto)

Limoto

Python, C++, BitBake
32
star
1936
Martin (@HafisCZ)

HafisCZ

Java, JavaScript, C
32
star
1937
Michal Nikodím (@NkD)

NkD

Java
32
star
1938
monnef (@mnn)

mnn

TypeScript, Haskell, Java
32
star
1939
Vašek Vrbka (@Aurielle)

Aurielle

PHP, JavaScript
32
star
1940
Marek Miltner (@Plavit)

Plavit

Python, Java, C#
32
star
1941
Smart Media Agency, s.r.o. (@SmartMedia)

SmartMedia

Ruby, JavaScript, CSS
32
star
1942
Marvis (@Marvisak)

Marvisak

C++, Lua, Go
32
star
1943
Petr Vaněk (@arkamar)

arkamar

C, Python, Makefile
32
star
1944
Anna Giedryś (@Ancymonic)

Ancymonic

32
star
1945
Laco Skokan (@skoky)

skoky

Rust, Scala, Kotlin
32
star
1946
Jakub Jelen (@Jakuje)

Jakuje

JavaScript, C, PHP
32
star
1947
Neologyc (@neologyc)

neologyc

PHP, R, Shell
32
star
1948
Sunfox s.r.o. (@sunfoxcz)

sunfoxcz

PHP, Dockerfile, C++
32
star
1949
VUT FEKT IBE (@VUT-FEKT-IBE)

VUT-FEKT-IBE

TeX, JavaScript, Vue
32
star
1950
Dominik Jašek (@dominikjasek)

dominikjasek

TypeScript, C++
32
star
1951
@Zhincore

Zhincore

JavaScript, TypeScript, Python
32
star
1952
Jan Netík (@netique)

netique

R, JavaScript
32
star
1953
@ciechowoj

ciechowoj

C++, Python, HTML
32
star
1954
Radovan Kepák (@bckp)

bckp

PHP, JavaScript, TypeScript
32
star
1955
Eriocnemis (@eriocnemis)

eriocnemis

PHP, Python
32
star
1956
Vladimir Minkin (@VladimirCores)

VladimirCores

JavaScript, Vue, Dart
32
star
1957
Daniel Benisti (@virusxd521)

virusxd521

JavaScript, PHP, CSS
31
star
1958
Iakov (@iakovmarkov)

iakovmarkov

Python, JavaScript, Go
31
star
1959
Ján Vorčák (@jvorcak)

jvorcak

JavaScript, Python, TypeScript
31
star
1960
David Veselý (@Vesely)

Vesely

JavaScript
31
star
1961
The Economist (@econcz)

econcz

Stata, Shell, Dockerfile
31
star
1962
Czech Banking Association (@Czech-BA)

Czech-BA

HTML
31
star
1963
Tomáš Milostný (@tommilostny)

tommilostny

C#, C, Python
31
star
1964
Jakub Švehla (@jakubsvehla)

jakubsvehla

Ruby, C++
31
star
1965
venus (@ivenuss)

ivenuss

SourcePawn, TypeScript, Svelte
31
star
1966
OpenDataLabCZ (@opendatalabcz)

opendatalabcz

Python, Jupyter Notebook, HTML
31
star
1967
Jiří Altman (@JuryA)

JuryA

API Blueprint, Shell, Python
31
star
1968
Tomáš Daniš (@AgiNetz)

AgiNetz

JavaScript
31
star
1969
Adam Tomeček (@adamtomecek)

adamtomecek

PHP, JavaScript, C++
31
star
1970
Vít Šefl (@vituscze)

vituscze

Haskell, Python, TeX
31
star
1971
Vojtěch Vašek (@kappalabs)

kappalabs

Java, C, Lua
31
star
1972
Petr (@petrj)

petrj

C#
31
star
1973
Vladislav Mlejnecký (@VladisM)

VladisM

C, VHDL
31
star
1974
Miklós András Danka (@mdanka)

mdanka

JavaScript, TypeScript, Python
31
star
1975
Yuri Mednikov (@mednikoviurii)

mednikoviurii

Java, Vue
31
star
1976
Devmons s.r.o. (@crypkit)

crypkit

TypeScript, Python
31
star
1977
Jakub Podlaha (@kub1x)

kub1x

Shell, JavaScript
31
star
1978
@CVUT-FS-12110

CVUT-FS-12110

Jupyter Notebook, TeX, Python
31
star
1979
Short Payment Descriptor (@spayd)

spayd

Java, C#
31
star
1980
Dusan Janosik (@djanosik)

djanosik

C#
31
star
1981
Karel Moravec (@karlem)

karlem

JavaScript, Go
31
star
1982
Tymofii Khomenko (@async-devil)

async-devil

JavaScript, TypeScript, HTML
31
star
1983
Lukas Martinek (@LukeMarty)

LukeMarty

Java, HTML
31
star
1984
NEUROINFORMATICS GROUP AT THE UNIVERSITY OF WEST BOHEMIA (@NEUROINFORMATICS-GROUP-FAV-KIV-ZCU)

NEUROINFORMATICS-GROUP-FAV-KIV-ZCU

Java, MATLAB, Python
31
star
1985
krusty (@krustowski)

krustowski

PHP, Go, Python
31
star
1986
Martin Jiřička (@mjiricka)

mjiricka

Python, Shell
31
star
1987
@Ashus

Ashus

PHP, Shell
31
star
1988
Chemistry (@chemistry)

chemistry

TypeScript
31
star
1989
Jan Tkacik (@JanTkacik)

JanTkacik

C#
31
star
1990
Ondra Machacek (@machacekondra)

machacekondra

Python, Go, HTML
31
star
1991
Lukas Lansky (@lukas-lansky)

lukas-lansky

C#, Python, Dockerfile
31
star
1992
Nikolaos Moraitis (@droslean)

droslean

Shell, Go
30
star
1993
David Landa (@4e1e0603)

4e1e0603

Jupyter Notebook, Julia, C++
30
star
1994
Harun Reşit (@harunrst)

harunrst

JavaScript, TypeScript
30
star
1995
Victor Genaev (@mainframev)

mainframev

TypeScript
30
star
1996
Jakub Mifek (@JakubMifek)

JakubMifek

Kotlin, Jupyter Notebook, Java
30
star
1997
@paxetgloria

paxetgloria

Python
30
star
1998
The Cave (@TheCaveCz)

TheCaveCz

C++, Go, Java
30
star
1999
Leos Stejskal (@stejskalleos)

stejskalleos

Go, Ruby, Shell
30
star
2000
Sait Sami Kocataş (@Deliganli)

Deliganli

Scala, Shell, Java
30
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

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