🇨🇿 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

1701
Jan Škrášek (@hrach)

hrach

JavaScript, PHP, Java
40
star
1702
Eldar Gazizov (@bigbossguru)

bigbossguru

Python, Shell, CSS
40
star
1703
Jiří Málek (@Hologos)

Hologos

Rich Text Format, Shell
40
star
1704
Tomas Bezouska (@bezysoftware)

bezysoftware

C#, Shell
40
star
1705
GeoMop group (@GeoMop)

GeoMop

Python, Roff, Jupyter Notebook
40
star
1706
Ihor Mirzov (@imirzov)

imirzov

Python
40
star
1707
Vladislav Hejda (@VladaHejda)

VladaHejda

PHP, JavaScript
40
star
1708
Libor Huspenina (@libec)

libec

Swift
40
star
1709
Tadeáš Ganzwohl (@MrLarkyy)

MrLarkyy

Java, Kotlin
40
star
1710
Marek Schmidt (@maschmid)

maschmid

Java
40
star
1711
CAD Studio s.r.o. (Arkance Systems) (@CADstudioCZ)

CADstudioCZ

Common Lisp, C#
39
star
1712
@czechbol

czechbol

Python, Go, HTML
39
star
1713
Nicki Křížek (@nicki-krizek)

nicki-krizek

Python, JavaScript, Shell
39
star
1714
Etheric OU (@ethericlab)

ethericlab

Dart, TypeScript, JavaScript
39
star
1715
Lukas Drbal (@LesTR)

LesTR

Python, CoffeeScript, Java
39
star
1716
Lukáš Černý (@blacker-cz)

blacker-cz

C#, Java, C++
39
star
1717
Daniel Balcárek (@Gramli)

Gramli

C#, Dart
39
star
1718
Jirka (George) Martinec (@george-martinec)

george-martinec

HTML, Batchfile, Vue
39
star
1719
@dark0ghost

dark0ghost

Python, Kotlin, Shell
39
star
1720
Vladimir Simakhin (@vsimakhin)

vsimakhin

Dart, JavaScript, Python
39
star
1721
Tymur Khitrick (@TyKo0707)

TyKo0707

Python, C++
39
star
1722
Jindřich Libovický (@jlibovicky)

jlibovicky

Python, Scala, Shell
39
star
1723
Petr Vácha (@petrvacha)

petrvacha

PHP, C++, Python
39
star
1724
jan smid (@j3nda)

j3nda

JavaScript
39
star
1725
Giorgos Kordopatis-Zilos (@gkordo)

gkordo

Java, Python
39
star
1726
Lukas Hermann (@HE-LU)

HE-LU

Kotlin, Java, C++
39
star
1727
Jan Velecký (@VVelda)

VVelda

HTML
39
star
1728
Debarshi Ray (@debarshiray)

debarshiray

39
star
1729
Vaclav Dedik (@VaclavDedik)

VaclavDedik

Java, Python, TeX
39
star
1730
Honza Rameš (@shadow-cs)

shadow-cs

Pascal
39
star
1731
Tom Wagner (@tomwagner)

tomwagner

JavaScript, C++, TypeScript
39
star
1732
Marcel Šulek (@veproza)

veproza

TypeScript, HTML, Python
39
star
1733
@goodbyepavlyi

goodbyepavlyi

JavaScript, C, Java
39
star
1734
Petr Tobiska (@suma12)

suma12

Python
39
star
1735
Web archive of National Library of the Czech Republic (@WebarchivCZ)

WebarchivCZ

Java, PHP, JavaScript
39
star
1736
DynamicDust s.r.o. (@DynamicDust)

DynamicDust

Shell, Objective-C
39
star
1737
Vaizard institute (@vaizard)

vaizard

PHP, C++, HTML
39
star
1738
Jan Zatloukal (@rotten77)

rotten77

PHP, JavaScript, CSS
38
star
1739
@scippio

scippio

HTML
38
star
1740
Dmitry (@Ariorh1337)

Ariorh1337

TypeScript, JavaScript
38
star
1741
UOL Účetnictví (@uolcz)

uolcz

Ruby, Dockerfile, Perl
38
star
1742
@pipetail

pipetail

HCL, Go, HTML
38
star
1743
Jan Šafařík (@cowjen01)

cowjen01

Python, JavaScript
38
star
1744
Sámo (@saamo)

saamo

JavaScript
38
star
1745
Jan Blechta (@blechta)

blechta

Python, Shell
38
star
1746
Tino Calancha (@calancha)

calancha

Emacs Lisp, Common Lisp
38
star
1747
Angel Krejcu (@AdminIT-arch)

AdminIT-arch

JavaScript, HTML, Shell
38
star
1748
Martin Richter (@xricht17)

xricht17

C++
38
star
1749
Nguyen Viet Bach (@nvbach91)

nvbach91

HTML, PHP, JavaScript
38
star
1750
Ivan Kuckir (@kuckir)

kuckir

JavaScript
38
star
1751
Avi Duda (@AviDuda)

AviDuda

JavaScript, HTML, C#
38
star
1752
Dmitry Reznik (@reedz)

reedz

C#
38
star
1753
Jan Štol (@janstol)

janstol

Dart, Ruby
38
star
1754
Sean McLemon (@smcl)

smcl

Python, C, UnrealScript
38
star
1755
E. Choroba (@choroba)

choroba

Perl
38
star
1756
Glenn Goossens (@glgoose)

glgoose

JavaScript, SCSS, Sass
38
star
1757
Patrik Harag (@Hartrik)

Hartrik

Java, JavaScript
38
star
1758
Honza Slesinger (@slesinger)

slesinger

C++, Python, Web Ontology Language
38
star
1759
Jiri Otoupal (@jiri-otoupal)

jiri-otoupal

Python
38
star
1760
Alex Krátký (@AlexKratky)

AlexKratky

JavaScript, PHP, Vue
38
star
1761
Martin Povolny (@martinpovolny)

martinpovolny

Ruby, C, Shell
38
star
1762
sj (@sjfbo)

sjfbo

Python, Kotlin, JavaScript
38
star
1763
@Ragnok123

Ragnok123

Java, PHP
38
star
1764
Miroslav Bajtoš (@bajtos)

bajtos

JavaScript, HTML, Solidity
38
star
1765
IDEA StatiCa (@idea-statica)

idea-statica

C#
37
star
1766
LastStar.eu (@LastStar)

LastStar

Ruby, Clojure, JavaScript
37
star
1767
Marek Mach (@machmar)

machmar

C++, JavaScript, Prolog
37
star
1768
Michal Pácal (@Mysak0CZ)

Mysak0CZ

Python
37
star
1769
Petr Socha (@petrsocha)

petrsocha

C++
37
star
1770
Honza Horak (@hhorak)

hhorak

Shell, Python
37
star
1771
Pavel Klinger (@bigr)

bigr

Shell, HTML
37
star
1772
David Strobach (@laloch)

laloch

C++
37
star
1773
Pavel Schön (@pavelschon)

pavelschon

C++
37
star
1774
Pepa Linha (@pepa-linha)

pepa-linha

JavaScript, CSS, PHP
37
star
1775
Aliaksei Halachkin (@halachkin)

halachkin

Python, Jupyter Notebook
37
star
1776
Pavel Poláček (@polacekpavel)

polacekpavel

JavaScript, OCaml
37
star
1777
Martin Pilát (@martinpilat)

martinpilat

Python, Java, TeX
37
star
1778
Tomáš Herceg (@tomasherceg)

tomasherceg

JavaScript, C#
37
star
1779
Czechitas (@czechitas)

czechitas

JavaScript, HTML, Java
37
star
1780
Patrik Majer (@czhujer)

czhujer

Python, Makefile, Ruby
37
star
1781
Jaroslav Pernica (@PanJarda)

PanJarda

JavaScript, Swift, HTML
37
star
1782
Lukáš Plevač (@Lukas0025)

Lukas0025

C++, Python, Pascal
37
star
1783
Martin Cizmar (@lavovaLampa)

lavovaLampa

C++, Python, TypeScript
37
star
1784
Oleh Strokan (@OlegStrokan)

OlegStrokan

TypeScript, JavaScript, CSS
37
star
1785
@daver32

daver32

Java, C#, Shell
37
star
1786
@Hejki

Hejki

Swift, Java, Python
37
star
1787
Daniel Kec (@danielkec)

danielkec

Java, Python, CSS
37
star
1788
@koniarik

koniarik

C++, Shell, OpenSCAD
36
star
1789
Tomas (@wereii)

wereii

Python, Rust, C
36
star
1790
MALL Group (@mallgroup)

mallgroup

PHP, JavaScript, Vue
36
star
1791
Vít Skalický (@vitSkalicky)

vitSkalicky

Java, Kotlin
36
star
1792
Andrej Antas (@redrick)

redrick

Ruby, C++
36
star
1793
JH Soft Technology (@JH-Soft-Technology)

JH-Soft-Technology

Python, C++, JavaScript
36
star
1794
Prokop (@ProkopHapala)

ProkopHapala

C++, Processing, Python
36
star
1795
Ondrej Telka (@ondt)

ondt

C++, Rust, Python
36
star
1796
Jan Červenka (@jancervenka)

jancervenka

Python, Jupyter Notebook, C++
36
star
1797
Ondřej Garncarz (@garncarz)

garncarz

Python, LilyPond, Prolog
36
star
1798
Štěpán Záliš (@stepanzalis)

stepanzalis

Dart, Kotlin
36
star
1799
@Efimster

Efimster

C#, Swift
36
star
1800
Kryštof Pešek (Kof) (@K0F)

K0F

Java, Processing, Shell
36
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.