🇨🇿 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

TOP Users

601
Josef Jadrny (@josefjadrny)

josefjadrny

JavaScript, TypeScript
145
star
602
David Honzátko (@DawyD)

DawyD

Jupyter Notebook, Python, C
145
star
603
Sergei Silnov (@kumekay)

kumekay

Ruby, C++, Python
145
star
604
Michal Jenicek (@kotoMJ)

kotoMJ

Kotlin, Java, JavaScript
145
star
605
Aleš Najmann (@littleli)

littleli

PowerShell, Java, Arduino
144
star
606
Petr Bouda (@petrbouda)

petrbouda

Java
144
star
607
Jakub Knejzlík (@jakubknejzlik)

jakubknejzlik

JavaScript, Objective-C, Go
144
star
608
Michal Šimonfy (@virae)

virae

JavaScript
144
star
609
Pavel Zak (@izakpavel)

izakpavel

Swift, Python, SCSS
144
star
610
@kyngs

kyngs

Java
143
star
611
Vladimír Petrík (@petrikvladimir)

petrikvladimir

Python, Rust
143
star
612
Yuri Nezdemkovski (@nezdemkovski)

nezdemkovski

JavaScript, TypeScript
143
star
613
Martin Kavík (@MartinKavik)

MartinKavik

Rust, Elm, C++
143
star
614
Jan Bednář (@Creeperface01)

Creeperface01

Kotlin, Java, PHP
142
star
615
Petr Introvic (@intik)

intik

Kotlin
142
star
616
Jan Tvrdík (@JanTvrdik)

JanTvrdik

PHP, Scala, JavaScript
142
star
617
Zdeněk Gromnica (@FutureMillennium)

FutureMillennium

JavaScript, C#, HTML
141
star
618
Martin Hradil (@himdel)

himdel

C, Python, Ruby
141
star
619
Michal Vavra (@michalvavra)

michalvavra

Rust, TypeScript, JavaScript
141
star
620
Ondřej Mirtes (@ondrejmirtes)

ondrejmirtes

PHP, Objective-C, JavaScript
140
star
621
Alex Rembish (@rembish)

rembish

Python, PHP, JavaScript
140
star
622
Matej Simek (@enzy)

enzy

JavaScript, C++, Java
140
star
623
Petr Polášek (@MR-DOS)

MR-DOS

C, AGS Script
140
star
624
Michal Dúbravčík (@dubravcik)

dubravcik

Python, PowerShell
140
star
625
Pavel Savara (@pavelsavara)

pavelsavara

C#, CSS, WebAssembly
139
star
626
Ladislav Marek (@lm)

lm

Smalltalk, Swift, C
139
star
627
Jaromir Hamala (@jerrinot)

jerrinot

Java, Go
139
star
628
Viktor Stískala (@ViktorStiskala)

ViktorStiskala

Python, Jinja, PHP
138
star
629
Miroslav Zuzelka (@dronecz)

dronecz

C++, C
137
star
630
Vojtech Pavlovsky (@vaetas)

vaetas

Dart, C++, HTML
137
star
631
Radek Adamec (@adamecr)

adamecr

C#
137
star
632
Chris Kottom (@chriskottom)

chriskottom

Ruby, Shell, JavaScript
136
star
633
M0N7Y5 (@M0n7y5)

M0n7y5

Beef, C#, C
136
star
634
Michal Kočárek (@michal-kocarek)

michal-kocarek

PHP, JavaScript, TypeScript
136
star
635
Éttore Leandro Tognoli (@ettoreleandrotognoli)

ettoreleandrotognoli

Python, PHP, Verilog
136
star
636
Tomas Fryza (@tomas-fryza)

tomas-fryza

C, Tcl, C++
136
star
637
Rastislav Švarba (@ra100)

ra100

JavaScript, Python, Lua
136
star
638
Vadim Grinco (@grinco)

grinco

Shell, Python, Dockerfile
136
star
639
@ESK0

ESK0

SourcePawn
135
star
640
Borek Bernard (@borekb)

borekb

TypeScript, JavaScript, HTML
135
star
641
Rostislav Sacek (@sacek)

sacek

Lua, C
135
star
642
Josef (@vacekj)

vacekj

TypeScript, Rust, JavaScript
134
star
643
Tomas Smetana (@tsmetana)

tsmetana

C
134
star
644
Felix (@Kubenew)

Kubenew

Python, Shell, PHP
134
star
645
Sergey Royz (@zjor)

zjor

Java, Python, JavaScript
134
star
646
Veronica Valeros (@verovaleros)

verovaleros

Python, HTML
133
star
647
Oscar Hernández (@OsaSoft)

OsaSoft

Groovy, Kotlin, JavaScript
133
star
648
Roman Cinis (@tsinis)

tsinis

Dart
133
star
649
Adam Křivka (@akrivka)

akrivka

Clojure, JavaScript, TypeScript
132
star
650
Chalupa Petr (@pitr-ch)

pitr-ch

Ruby, HTML, JavaScript
132
star
651
Jan Čermák (@sairon)

sairon

Python, C++
132
star
652
Erik (@ErikMoczi)

ErikMoczi

C#, TypeScript
132
star
653
Tomáš Hurýn (@thuryn)

thuryn

Java
132
star
654
@lucien144

lucien144

JavaScript, Vue, Dart
131
star
655
@dtunctuncer

dtunctuncer

Java, Kotlin
131
star
656
Lukáš Kubiš (@lukaskubis)

lukaskubis

Python
131
star
657
Pavel Hruska (@mrpeardotnet)

mrpeardotnet

C#
130
star
658
@TanyaPristupova

TanyaPristupova

C#
129
star
659
@Arokip

Arokip

Dart
129
star
660
Jan Vorisek (@janvorisek)

janvorisek

Julia, TeX, Vue
129
star
661
@rostaklein

rostaklein

TypeScript, Java, JavaScript
129
star
662
@NomisCZ

NomisCZ

PHP, SourcePawn, CSS
129
star
663
Petr (@ppetr)

ppetr

Haskell, Python, Java
128
star
664
Alena Varkockova (@alenkacz)

alenkacz

Groovy, Java, Go
128
star
665
@fm4d

fm4d

Python
128
star
666
Václav Pech (@vaclav)

vaclav

Java, JetBrains MPS, Kotlin
128
star
667
bartosjiri ⚡ (@bartosjiri)

bartosjiri

Svelte, JavaScript, Python
127
star
668
Luboš Remplík (@LubosRemplik)

LubosRemplik

PHP, JavaScript, Vim Script
127
star
669
Alex Studnička (@alex-alex)

alex-alex

Swift, Objective-C, Python
126
star
670
Vinicius Marchesin Araujo (@vmarchesin)

vmarchesin

JavaScript, TypeScript
126
star
671
Dmitrii Tikhomirov (@treblereel)

treblereel

Java, JavaScript, HTML
125
star
672
Tomas Belada (@belaczek)

belaczek

CSS, JavaScript
125
star
673
Pavel Kalian (@nohal)

nohal

C++, C, Shell
125
star
674
@paplhjak

paplhjak

C++, Python
124
star
675
David Lukes (@dlukes)

dlukes

Python, Shell, HTML
124
star
676
Tomáš Král (@to-mas-kral)

to-mas-kral

Rust, C++, C
123
star
677
DAS REPTIL (@REPTILEHAUS)

REPTILEHAUS

Vim Script, TypeScript, Go
123
star
678
VixikHD (@GamakCZ)

GamakCZ

PHP, Java, JavaScript
123
star
679
James Fuller (@xquery)

xquery

XQuery, C++, Shell
123
star
680
Matouš Kučera (@zlataovce)

zlataovce

Java, Kotlin, JavaScript
122
star
681
Jan Kovar (@jean79)

jean79

JavaScript, Kotlin
122
star
682
Robin Zounar (@zounar)

zounar

C++, Dockerfile, PHP
122
star
683
Petr Šopf (@Trsak)

Trsak

Python, Lua, C++
121
star
684
Tomáš Popela (@tpopela)

tpopela

JavaScript, Python, C
121
star
685
Amir Reza Dalir (@dalirnet)

dalirnet

JavaScript, HTML, CSS
120
star
686
3λiȯ+ (@eliot-akira)

eliot-akira

JavaScript, TypeScript, C++
120
star
687
@SumrakDZN

SumrakDZN

C, C#, C++
119
star
688
Roman Piták (@romanpitak)

romanpitak

PHP, Shell, TeX
119
star
689
Lukas Svoboda (@lksv)

lksv

Ruby, JavaScript
119
star
690
Pavol Daniš (@pdanis)

pdanis

JavaScript
119
star
691
Max (@eterey)

eterey

JavaScript, Python, CSS
119
star
692
Martin Winkelhofer (@wdim0)

wdim0

C
118
star
693
Filip Dominec (@FilipDominec)

FilipDominec

Python, TeX, Shell
118
star
694
Sergey Makridenkov (@msa7)

msa7

Crystal
118
star
695
Dmitry Shilov (@bk201-)

bk201-

TypeScript, JavaScript, HTML
118
star
696
Vitalii Honta (@vitaliihonta)

vitaliihonta

Scala, JavaScript
117
star
697
Nikos Mavrogiannopoulos (@nmav)

nmav

C, Groff, Shell
116
star
698
Jonáš Častulík (@jcastulik)

jcastulik

HTML
116
star
699
David Ruzicka (@ruzicka)

ruzicka

JavaScript, TypeScript
116
star
700
Andrei Simonov (@dizzyfool)

dizzyfool

Go
116
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.