🇨🇿 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

4201
Stefan Djokic (@sdee3)

sdee3

JavaScript, PHP, TypeScript
7
star
4202
Martin Hofbauer (@hofin34)

hofin34

C++
7
star
4203
Matthew (@Matthewk01)

Matthewk01

TypeScript, Vue
7
star
4204
Lenka Erbenová (@Giraafje)

Giraafje

CSS, Python, JavaScript
7
star
4205
Kristián Kunc (@kristiankunc)

kristiankunc

TypeScript, Python
7
star
4206
Michael Hajný (@3n0wd3n)

3n0wd3n

HTML, Python
7
star
4207
Maksim (@KaryFeever)

KaryFeever

C, Dart
7
star
4208
Artem Košilinskis (@ITeMbI4)

ITeMbI4

C#
7
star
4209
HonzaS (@sovicak)

sovicak

Mathematica
7
star
4210
Adam Klement (@Klema4)

Klema4

C#, JavaScript, HTML
7
star
4211
Dominik Chodounský (@chododom)

chododom

Jupyter Notebook
7
star
4212
Tomáš Votroubek (@votroto)

votroto

Julia
7
star
4213
Štěpán Víteček (@stepanvitecek)

stepanvitecek

Java
7
star
4214
Oleksii Mutianov (@olxmute)

olxmute

Java, Kotlin
7
star
4215
Lukáš Rustler (@rustlluk)

rustlluk

Python
7
star
4216
George Oakling (@george-oakling)

george-oakling

PHP
7
star
4217
Krystof Sadlik (@CZKikin)

CZKikin

7
star
4218
Jakub Sedlacek (@jsedlacek)

jsedlacek

JavaScript
7
star
4219
David Kozak (@d-kozak)

d-kozak

Kotlin, C, Java
7
star
4220
Kryštof Černý (@cewbdex)

cewbdex

7
star
4221
Zbyněk Kocur (@zokl)

zokl

C
7
star
4222
@canarytrace

canarytrace

JavaScript
7
star
4223
PyLadies Plzeň (@pyladies-pilsen)

pyladies-pilsen

Python
7
star
4224
Jan Komínek (@H7KZ)

H7KZ

Java, Svelte
7
star
4225
Pletačka IoT (iSocks IoT) (@Pletacka-IoT)

Pletacka-IoT

C++, HTML, Python
7
star
4226
Martin Rybenský (@MartinRybensky)

MartinRybensky

Python
7
star
4227
Ondřej Krpec (@toucheqt)

toucheqt

Haskell, PHP
7
star
4228
Milan Hruban (@Ehmeed)

Ehmeed

Kotlin, Python, JavaScript
7
star
4229
Michal Turek (@mixalturek)

mixalturek

Shell, Python, C++
7
star
4230
Daniel Fildán (@DanyGames2014)

DanyGames2014

Java, ZenScript
7
star
4231
Valerij Medviď (@valerijmedvid)

valerijmedvid

JavaScript, C#, Shell
7
star
4232
Sunfox Docker Images (@FoxyImages)

FoxyImages

Shell, Makefile, Python
7
star
4233
Ondřej Voves (@OndraVoves)

OndraVoves

7
star
4234
NoStress Commerce s.r.o. (@NoStressCommerceCZ)

NoStressCommerceCZ

PHP, Ruby
7
star
4235
Roman Bushuiev (@roman-bushuiev)

roman-bushuiev

Jupyter Notebook, C++
7
star
4236
Vladimír Ulman (@xulman)

xulman

Java, Kotlin, JavaScript
7
star
4237
Azat Satklichov (@azatsatklichov)

azatsatklichov

Java, Python
7
star
4238
Jakub Boukal (@SukiCZ)

SukiCZ

7
star
4239
@proxict

proxict

C++, Lua
7
star
4240
Aleksandr Verevkin (@averevki)

averevki

Python
7
star
4241
Daniel Nýdrle (@danielnydrle)

danielnydrle

HTML
7
star
4242
Stanislav Heller (@hellerstanislav)

hellerstanislav

Java, Python
7
star
4243
@baraja-company

baraja-company

PHP, TypeScript
7
star
4244
@ARTIC-TTS-experiments

ARTIC-TTS-experiments

HTML, Perl, Python
7
star
4245
INOMECH s.r.o. (@inomech)

inomech

C++
7
star
4246
Petr Hála (@pehala)

pehala

Python
7
star
4247
Adam Kučera (@Wrent)

Wrent

Java, PHP, JavaScript
7
star
4248
Martin Sterusky (@msterusky)

msterusky

C#
7
star
4249
Albert Moravec (@albertmoravec)

albertmoravec

Rust, Shell, Go
7
star
4250
David Indra (@davidindra)

davidindra

PHP
7
star
4251
Michal Blažek (@micblazek)

micblazek

Java
6
star
4252
MyAppIn, s. r. o. (@myappin)

myappin

Ruby, SQLPL, PHP
6
star
4253
Miroslav Kudrnac (@mkudrnac)

mkudrnac

C, Dart
6
star
4254
Ali Nuraldin (@Alirun)

Alirun

JavaScript, TypeScript, Solidity
6
star
4255
Filip Jareš (@filipjares)

filipjares

PHP, C++, MATLAB
6
star
4256
@fhnaseer

fhnaseer

C#
6
star
4257
Codrin-Victor Poienaru (@cvpoienaru)

cvpoienaru

C, Java
6
star
4258
Mailüfterl s.r.o. (@mailuefterl-sro)

mailuefterl-sro

Java
6
star
4259
@FIT-CVUT

FIT-CVUT

C
6
star
4260
Filip Stryk (@FilipStryk)

FilipStryk

JavaScript
6
star
4261
Ertuğrul Çakıcı (@ertugrulcakici)

ertugrulcakici

Dart
6
star
4262
Ladislav Šulc (@ladislavsulc)

ladislavsulc

Batchfile
6
star
4263
Matej Vrtich (@mvrtich)

mvrtich

TypeScript
6
star
4264
Athanasios Garyfalos (@thanos1983)

thanos1983

TeX, Python, Shell
6
star
4265
Pavel Šindelka (@pavel-sindelka)

pavel-sindelka

TypeScript, JavaScript
6
star
4266
Tomas Mivalt (@charlie2025)

charlie2025

6
star
4267
Matouš Borák (@borama)

borama

6
star
4268
Sviatoslav Zubar (@RieBi)

RieBi

C#, GDScript
6
star
4269
@kackamac

kackamac

C#, Smalltalk
6
star
4270
Stepan Pijacek (@stepan1pijacek)

stepan1pijacek

C++, C#, Java
6
star
4271
Talos (@TaIos)

TaIos

Python
6
star
4272
David Koubek (@mrkoubek)

mrkoubek

R, Jupyter Notebook
6
star
4273
Roman Mikulka (@mikromcz)

mikromcz

Pascal, Dockerfile
6
star
4274
Martin Klíma (@martin-klima)

martin-klima

CSS
6
star
4275
Petr Jindra (@elmordo)

elmordo

PHP, TypeScript
6
star
4276
David Bajger (@Bajger)

Bajger

Smalltalk
6
star
4277
Martin Peka (@helvete)

helvete

PHP, Shell
6
star
4278
Jakub Kúdela (@jakub-kudela)

jakub-kudela

C++, C#, Pascal
6
star
4279
Jan Murin (@djuru)

djuru

Objective-C
6
star
4280
Jakub Pánek (@jakubpanek)

jakubpanek

Makefile
6
star
4281
Stanislav Kocanda (@stanleyk)

stanleyk

6
star
4282
@MetropolisCZ

MetropolisCZ

C#, HTML
6
star
4283
Jakub Brom (@JakubBrom)

JakubBrom

Python, HTML
6
star
4284
Richard Ondrejka (@Ricko48)

Ricko48

Swift, Logos
6
star
4285
Tomas Beran (@b3da-cz)

b3da-cz

JavaScript, TypeScript, PHP
6
star
4286
Vojtěch Hordějčuk (@voho)

voho

Java
6
star
4287
ISP Profi, s.r.o. (@ispprofi)

ispprofi

6
star
4288
Filip Bártek (@filipbartek)

filipbartek

Game Maker Language, Python, SCSS
6
star
4289
Pavel Balusek (@Pawlost)

Pawlost

Java, C++, C#
6
star
4290
Vít Obrusník (@obrusvit)

obrusvit

Julia, C++, MATLAB
6
star
4291
Martin Grames (@kybermonty)

kybermonty

C
6
star
4292
Jindřich Bär (@barjin)

barjin

HTML, Prolog, JavaScript
6
star
4293
Václav Brožík (@vbrozik)

vbrozik

Shell
6
star
4294
Milan Barta (@mbarta)

mbarta

Kotlin
6
star
4295
Ondřej Mahdalík (@ondrej-mahdalik)

ondrej-mahdalik

C#, HTML
6
star
4296
Ivan Doležal (@octopuss)

octopuss

CSS, C, API Blueprint
6
star
4297
PERNIK (@johnnypernik)

johnnypernik

Lua
6
star
4298
@Majlen

Majlen

Java, Python, C
6
star
4299
Karel Štefan (@kstefan)

kstefan

PHP
6
star
4300
@martin-kokos

martin-kokos

Python, Dockerfile, Jupyter Notebook
6
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.