🇨🇿 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

3601
Honza Jeníček (@Morcinus)

Morcinus

HTML
10
star
3602
Jakub Koudelka (@koudi)

koudi

JavaScript, Python
10
star
3603
Lukas Kaplan (@lukaskaplan)

lukaskaplan

C++, Python, PHP
10
star
3604
Vojtech Vladyka (@argorain)

argorain

C++
10
star
3605
EveryTrade.io (@everytrade-io)

everytrade-io

Shell, Java
10
star
3606
Antonin Bouchal (@bouchal)

bouchal

TypeScript, Shell, JavaScript
10
star
3607
Petr Klejch (@pklejch)

pklejch

Python
10
star
3608
Etnetera (@etnetera)

etnetera

Java, JavaScript
10
star
3609
Anna Bolotina (@abolotina)

abolotina

Racket, Haskell, TeX
10
star
3610
Czech Centre for Science and Society (@CCSS-CZ)

CCSS-CZ

Python, JavaScript
10
star
3611
Marek (@MarekZajicek)

MarekZajicek

10
star
3612
Marko Kovačević (@kvcvc)

kvcvc

Python
10
star
3613
Mozilla.cz (@MozillaCZ)

MozillaCZ

PHP, Java, JavaScript
10
star
3614
@TALXIS

TALXIS

C#, PowerShell, TypeScript
10
star
3615
Yan Khonski (@yan-khonski-it)

yan-khonski-it

Java, C#, Shell
10
star
3616
Marek Hanzal (@marek-hanzal)

marek-hanzal

Kotlin, TypeScript
10
star
3617
ConMaster (@conmaster2112)

conmaster2112

JavaScript
10
star
3618
Martin Pučálka (@Martin-Pucalka)

Martin-Pucalka

C#
10
star
3619
Lukasz Korbasiewicz (@lkorba)

lkorba

Shell
10
star
3620
Vsevolod Hulchuk (@sevahul)

sevahul

Python, C++, Java
9
star
3621
Filip Kaštovský (@filipkastovsky)

filipkastovsky

TypeScript
9
star
3622
Vladimír Šimek (@vladimir-simek)

vladimir-simek

HTML, Java
9
star
3623
@BeranekCZ

BeranekCZ

C#
9
star
3624
Jakub Křižka (@JakubKrizka)

JakubKrizka

JavaScript, PHP
9
star
3625
@kamenitxan

kamenitxan

Java, Scala
9
star
3626
@Marilok

Marilok

HTML, JavaScript, TypeScript
9
star
3627
David Luzar (@dwelle)

dwelle

HTML, Python
9
star
3628
Dominik Macháček (@Gldkslfmsd)

Gldkslfmsd

Python, TeX
9
star
3629
Emi Vasilek (@paper42)

paper42

Python, Shell, Makefile
9
star
3630
Erico Nunes (@enunes)

enunes

Makefile, C
9
star
3631
GET Media, s.r.o. (@getmedia-digital)

getmedia-digital

Dockerfile, PHP, Smarty
9
star
3632
Vít Fanta (@vtfanta)

vtfanta

Python, Julia
9
star
3633
Milan Kolar (@mkolar)

mkolar

Mathematica
9
star
3634
PCJohn (@pc-john)

pc-john

C++
9
star
3635
TappyTaps s.r.o. (@tappytaps)

tappytaps

Objective-C, JavaScript
9
star
3636
Jindřich Kvita (@kvitajin)

kvitajin

C#, Python, HTML
9
star
3637
Anton Eremin (@tonnyeremin)

tonnyeremin

C#, Jupyter Notebook
9
star
3638
Ondrej Mladek (@omladek)

omladek

JavaScript
9
star
3639
Adam Tretera (@adamtretera)

adamtretera

JavaScript, TypeScript, Java
9
star
3640
Marek Dostál (@dstlmrk)

dstlmrk

Python, C++, TeX
9
star
3641
Monday Factory s.r.o. (@monday-factory)

monday-factory

Shell, CSS, PHP
9
star
3642
Semyon Vadishev (@vs)

vs

Groovy, XSLT
9
star
3643
Tomáš Tauer (@tomastauer)

tomastauer

TypeScript, C#
9
star
3644
Petr Kozelek (@footcha)

footcha

C#
9
star
3645
Tomáš Zvěřina (@Tomucha)

Tomucha

Java
9
star
3646
Marek Janda (@mjanda)

mjanda

Go, JavaScript
9
star
3647
Matej Marusak (@marusak)

marusak

Shell, JavaScript, Objective-C
9
star
3648
Dmitrii (@Dobrygnom)

Dobrygnom

MATLAB, Assembly, Pascal
9
star
3649
Viktor Závodský (@0xVector)

0xVector

Python, TypeScript, Java
9
star
3650
Victor Daniel Catamo Rojas (@Catamo)

Catamo

JavaScript
9
star
3651
@rifteyy

rifteyy

Batchfile
9
star
3652
Jakub Korál (@kuba-kubula)

kuba-kubula

9
star
3653
@chama-chomo

chama-chomo

Rust, Lua
9
star
3654
Michal Mačenka (@michalmacenka)

michalmacenka

TypeScript, Svelte
9
star
3655
Radek Ripa (@RRISTM)

RRISTM

C
9
star
3656
Tomáš Kubovčík (@mezox)

mezox

C, C++, C#
9
star
3657
Jan Peterka (@janpeterka)

janpeterka

Python, TeX
9
star
3658
Yep Foundation (@YepFoundation)

YepFoundation

PHP
9
star
3659
Aleš Janda (@kybl)

kybl

9
star
3660
Martin Kopeček (@SmallhillCZ)

SmallhillCZ

TypeScript, JavaScript
9
star
3661
FeldHost™ (@FELDSAM-INC)

FELDSAM-INC

PHP, Python
9
star
3662
Filip Wiesner (@wooodenleg)

wooodenleg

Kotlin
9
star
3663
Felipe Melo (@felipemmelo)

felipemmelo

Java, HTML
9
star
3664
Michaela Očková (@evelyn9191)

evelyn9191

Python, HTML
9
star
3665
Ondrej Holy (@ondrejholy)

ondrejholy

C
9
star
3666
Gokul K S (@Gokultcr)

Gokultcr

Jupyter Notebook, HTML
9
star
3667
LeoSight.cz (@LeoSight)

LeoSight

JavaScript, PHP, Shell
9
star
3668
Milan Burda (@miniak)

miniak

TypeScript
9
star
3669
Iurii Botylev (@botylev)

botylev

9
star
3670
Vojta Mrazek (@mrazekv)

mrazekv

Python, JavaScript, PHP
9
star
3671
Maroš Beňo (@marosbeno)

marosbeno

Dockerfile
9
star
3672
@creeperplayer20

creeperplayer20

PHP
9
star
3673
Michal Polovka (@miskopo)

miskopo

Python, Java, C
9
star
3674
Vladislav Korecký (@vkorecky)

vkorecky

Java, Python
9
star
3675
Igor Simonov (@moskit)

moskit

Shell
9
star
3676
@dzejpi

dzejpi

Yacc, GDScript
9
star
3677
NikStep (@Nikstep)

Nikstep

JavaScript, CSS, HTML
9
star
3678
Jakub Pistek (@kubiq)

kubiq

C++, PHP, Python
9
star
3679
Martin Zelený (@ZelenyMartin)

ZelenyMartin

9
star
3680
wingbot.ai (@wingbotai)

wingbotai

JavaScript
9
star
3681
Jakub Frasunek (@jakubfrasunek)

jakubfrasunek

Python
9
star
3682
Simon Buryan (@SimonB87)

SimonB87

JavaScript, HTML, PHP
9
star
3683
Amir Mamaghani (@mamatopian)

mamatopian

JavaScript
9
star
3684
Adam Petříček (@arbyys)

arbyys

HTML, MATLAB, Python
9
star
3685
@Preclikos

Preclikos

C#
9
star
3686
Marek Šanta (@santomet)

santomet

Python, Java, C++
9
star
3687
Ivan Harašta (@harastaivan)

harastaivan

JavaScript, Shell, CSS
9
star
3688
Ondrej Martinek (@Drew-lgtm)

Drew-lgtm

Python, CSS, Julia
9
star
3689
Milan Kubík (@apophys)

apophys

Python, Rust
9
star
3690
Roman Oravec (@roman-oravec)

roman-oravec

C++
9
star
3691
Jaroslav Holeček (@JaroslavHolecek)

JaroslavHolecek

Java, Python, Jupyter Notebook
9
star
3692
Huynh Thai Hoc (@huynhhoc)

huynhhoc

Jupyter Notebook, JavaScript
9
star
3693
Viktor Soukup (@3O11)

3O11

C++, CMake, TeX
9
star
3694
Igor Mammedov (@imammedo)

imammedo

C, Python
9
star
3695
Vladkax (@vladka)

vladka

C#, TypeScript, JavaScript
9
star
3696
Saša Zejnilović (@Zejnilovic)

Zejnilovic

Ruby, Scala, Dockerfile
9
star
3697
Nubium Development SE (@nubium)

nubium

PHP
9
star
3698
Korolev Dmitry (@DeagleGross)

DeagleGross

C#, HTML, TypeScript
9
star
3699
Eccam (@eccam)

eccam

Python
9
star
3700
Tom (@zikato)

zikato

TSQL, PowerShell, C#
9
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.