🇨🇿 Czechia Open Source Developers

The community of talented open source developers driving innovation and collaboration in the tech industry.

Developers

6,290

Organizations

839

Repositories

41,533

Top Rank

Shell, C, Lua

🇨🇿 Made in Czechia Compare with other countries 🌐 All countries
701
Bandwidth (@CloudMracek)

CloudMracek

C, C++, C#
116
star
702
Kamil Sacek (@kine)

kine

PowerShell, C#, TypeScript
115
star
703
Martin Ovesny (@zitmen)

zitmen

Java, MATLAB, C++
115
star
704
Michal Ozogan (@fabulator)

fabulator

TypeScript, PHP, JavaScript
115
star
705
Andrej Butok (@butok)

butok

C
115
star
706
Michal Koutný (@Werkov)

Werkov

Python, C++, PHP
115
star
707
Michal (@cshaa)

cshaa

TypeScript, Svelte, GDScript
115
star
708
@javamachr

javamachr

115
star
709
Josef Kuchař (@JosefKuchar)

JosefKuchar

TypeScript, JavaScript, Python
114
star
710
Pavel Hrdina (@im-n1)

im-n1

Python, Rust, CSS
114
star
711
Lubomir Jagos (@LubomirJagos)

LubomirJagos

LabVIEW, C++, Python
114
star
712
Yasan (@yasanglass)

yasanglass

Kotlin, CSS, Markdown
114
star
713
Milan Lund (@MilanLund)

MilanLund

JavaScript
114
star
714
@collegue1337

collegue1337

Python
114
star
715
Otto (@octaviospain)

octaviospain

Java
114
star
716
Tomas Ruzicka (@LeZuse)

LeZuse

JavaScript, CoffeeScript, Shell
113
star
717
Jonathas Ribeiro (@jonathas)

jonathas

JavaScript, TypeScript, C++
113
star
718
Rastislav Kisel (@ragoragino)

ragoragino

C++, Python, CSS
112
star
719
Tomáš Křehlík (@tomaskrehlik)

tomaskrehlik

Julia, R, Python
112
star
720
Ondrej Novak (@ondrejnov)

ondrejnov

PHP, Shell, JavaScript
112
star
721
Matyáš Racek (@panstromek)

panstromek

HTML, JavaScript, Rust
112
star
722
Henryk Paluch (@hpaluch)

hpaluch

Shell, C, C++
111
star
723
Tomáš Mozdřeň (@BeanGreen247)

BeanGreen247

Shell, Python, JavaScript
111
star
724
Vojtěch Struhár (@VojtaStruhar)

VojtaStruhar

GDScript, Astro, Go
111
star
725
Gustav Šír (@GustikS)

GustikS

Java, Shell
111
star
726
Lubos Kosco (@tarzanek)

tarzanek

Java
111
star
727
Selen Gora (@SelenGora)

SelenGora

JavaScript
111
star
728
Lukáš Karas (@Karry)

Karry

C++, C, QML
110
star
729
Martin 'JaMa' Jansa (@shr-project)

shr-project

C, Python, Shell
110
star
730
Gaël Écorchard (@galou)

galou

Python, C++, Shell
110
star
731
Pr01og (@pr01og)

pr01og

Java, JavaScript, Swift
110
star
732
Orkhan Huseynli (@OrkhanHuseynli)

OrkhanHuseynli

Go, Java
109
star
733
Jiří Hofman (@jirihofman)

jirihofman

JavaScript
109
star
734
Robert Rossmann (@robertrossmann)

robertrossmann

PHP, Go, TypeScript
109
star
735
Ricardo Lüders (@rluders)

rluders

PHP, JavaScript, TypeScript
109
star
736
@OndraFiedler

OndraFiedler

Scala
109
star
737
Jan Dolinay (@jdolinay)

jdolinay

C, C++
108
star
738
Genci Deljana (@gdeliana)

gdeliana

108
star
739
Matěj Cepl (@mcepl)

mcepl

C, Shell, Python
108
star
740
Marek Galovic (@marekgalovic)

marekgalovic

Go, Jupyter Notebook, Python
108
star
741
Jany Koščo (@s7anley)

s7anley

Shell, Python, HCL
108
star
742
Jan Doležel (@dolezel)

dolezel

TypeScript
108
star
743
Pavel Rosický (@ahorek)

ahorek

JavaScript
108
star
744
Jan Toman (@honzatmn)

honzatmn

TypeScript
107
star
745
Premysl Donat (@Masa331)

Masa331

Ruby, Shell, HTML
107
star
746
ALVILA SYSTEMS s.r.o. (@alvila)

alvila

Ruby
107
star
747
Petr Bugyík (@o5)

o5

PHP, JavaScript
107
star
748
Michael Tesař (@michtesar)

michtesar

Python, MATLAB, Java
107
star
749
Lukas Frey (@lukas-frey)

lukas-frey

PHP
107
star
750
Ludek Novy (@ludeknovy)

ludeknovy

Python, TypeScript, CSS
107
star
751
Tomáš Zeman (@zemasoft)

zemasoft

C++, CMake
106
star
752
Marek Posolda (@mposolda)

mposolda

Java, Shell, JavaScript
106
star
753
Dmitry Misharov (@quarckster)

quarckster

Python, Shell, Go
105
star
754
Marek Štípek (@maryo)

maryo

PHP
105
star
755
Karel Klíma (@karelklima)

karelklima

TypeScript, PHP, CSS
105
star
756
Jakub Mrozek (@JakubMrozek)

JakubMrozek

JavaScript, CoffeeScript
105
star
757
Lukáš Unger (@lookyman)

lookyman

PHP
105
star
758
Jan Kuchař (@jkuchar)

jkuchar

PHP, Java, JavaScript
104
star
759
@jirkapenzes

jirkapenzes

C#, Clojure, Shell
104
star
760
Oskar Hollmann (@asgeirrr)

asgeirrr

Python
104
star
761
M. (@Martinfx)

Martinfx

C, C++, COBOL
104
star
762
Denis Stepanov (@dstepanov)

dstepanov

Java
104
star
763
@RomanSmolka

RomanSmolka

Python, AppleScript
104
star
764
Jiri Novotny (@gorgitko)

gorgitko

Python, HTML, Jupyter Notebook
103
star
765
radovan. (@just-radovan)

just-radovan

Java
103
star
766
Michal Haták (@Twista)

Twista

Python, PHP, Makefile
103
star
767
Michal Lukac (@Cospel)

Cospel

Python, C
103
star
768
Michal Marhan (@MarhyCZ)

MarhyCZ

JavaScript, Shell, Go
103
star
769
Matěj Chalk (@matejchalk)

matejchalk

TypeScript, C#
103
star
770
Alice (@LilyStilson)

LilyStilson

Pascal, JavaScript, C#
102
star
771
Mautilus (@mautilus)

mautilus

JavaScript, Brightscript
102
star
772
Karel Mácha (@karlitos)

karlitos

Java, TypeScript, Python
101
star
773
@9551-Dev

9551-Dev

Lua, CSS, Java
101
star
774
Pavel Kolář (@kolpav)

kolpav

TypeScript
101
star
775
Přemek Vyhnal (@premek)

premek

Lua, Java, Python
100
star
776
Michal Hornický (@semtexzv)

semtexzv

Rust, Dockerfile, C#
100
star
777
Hubert Kario (@tomato42)

tomato42

C, HTML, Crystal
100
star
778
@gimicze

gimicze

Lua
99
star
779
Marek Trunkát (@mtrunkat)

mtrunkat

JavaScript, TeX, HTML
99
star
780
Arjan (@wooni005)

wooni005

Python, C++
99
star
781
Dominik Bucher (@DominikBucher12)

DominikBucher12

Swift, HTML, Shell
99
star
782
Josef Cacek (@kwart)

kwart

Java, HTML, Dockerfile
99
star
783
Jaroslav Kuchař (@jaroslav-kuchar)

jaroslav-kuchar

Java, R, Shell
99
star
784
Věroš Kaplan (@VerosK)

VerosK

Python, Shell, Puppet
98
star
785
Pavel Lučivňák (@lucivpav)

lucivpav

C++, Python, MATLAB
98
star
786
Martin Havlišta (@xhafan)

xhafan

C#
98
star
787
Jan Caha (@JanCaha)

JanCaha

R, Python, C++
98
star
788
Libor Kramoliš (@shamoh)

shamoh

Java, Groovy, JavaScript
98
star
789
@P-i-N

P-i-N

C++, Rust, C
98
star
790
Denis Akopjan (@hailstorm75)

hailstorm75

C#, TeX
98
star
791
Richard Jedlička (@uiii)

uiii

C++, PHP, Shell
97
star
792
Dominik Titl (@morning4coffe-dev)

morning4coffe-dev

C#, HTML
97
star
793
Pavel Odvody (@shaded-enmity)

shaded-enmity

Python, Go, Shell
97
star
794
Vlad Zarytovskii (@vzarytovskii)

vzarytovskii

F#, Emacs Lisp, Shell
97
star
795
Petr Jašek (@petrjasek)

petrjasek

Python, PHP, HTML
96
star
796
@Morcatko

Morcatko

TypeScript, C#
96
star
797
Peter Jakubčo (@vbmacher)

vbmacher

C, C++, Scala
96
star
798
Vladimir Rybalko (@VladimirRybalko)

VladimirRybalko

C#, TypeScript
96
star
799
Maxim Karpov (@makkarpov)

makkarpov

Scala, Java, TypeScript
95
star
800
John Linhart (@escopecz)

escopecz

PHP, Shell
95
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.