🇨🇿 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

5301
Lubos Horacek (@lhoracek)

lhoracek

Java
4
star
5302
Vlad Tagunkov (@TVI-BIZ)

TVI-BIZ

Jupyter Notebook, Swift
4
star
5303
Ackee Blockchain (@Ackee-Blockchain)

Ackee-Blockchain

Python, TypeScript, Rust
4
star
5304
Petr Jaša (@spicimedved)

spicimedved

PHP
4
star
5305
Marek Kovalčík (@MaraKovalcik)

MaraKovalcik

GAMS, C
4
star
5306
Vadim Emelin (@Aemilivs)

Aemilivs

Clojure, Python
4
star
5307
Jan Hrůza (@Hruza)

Hruza

C#
4
star
5308
Yan (@zaitsevyan)

zaitsevyan

C#
4
star
5309
Rastislav Zlacký (@raestio)

raestio

Java, C
4
star
5310
Filip Doksansky (@Fido666)

Fido666

C++
4
star
5311
Ondřej Ezr (@ezr-ondrej)

ezr-ondrej

JavaScript, C++, PHP
4
star
5312
Mark Collis (@markcollis)

markcollis

JavaScript
4
star
5313
Experience of Design (@Experience-of-Design)

Experience-of-Design

4
star
5314
UPOL Search (@UPOLSearch)

UPOLSearch

Python
4
star
5315
Michal Hajas (@mhajas)

mhajas

Java, Shell
4
star
5316
Czech & Slovak Polymer Community (@PolymerCzech)

PolymerCzech

4
star
5317
Petr (@pechovic)

pechovic

Java, C#
4
star
5318
Tomáš Kuba (@tomaskuba)

tomaskuba

PHP
4
star
5319
Daniel Suchan (@MrSucik)

MrSucik

TypeScript, Astro
4
star
5320
Martin Popelak (@pupca)

pupca

4
star
5321
Jakub Fides (@Merlog)

Merlog

JavaScript
4
star
5322
Wojtek K (@wojtekkedzior)

wojtekkedzior

Java, C++
4
star
5323
SYSNET s.r.o. (@SYSNET-CZ)

SYSNET-CZ

Shell, Python
4
star
5324
Matěj Kmínek (@KminekMatej)

KminekMatej

PHP
4
star
5325
@matejcerny

matejcerny

Scala
4
star
5326
Daria Grudzien (@dariagrudzien)

dariagrudzien

CSS
4
star
5327
Jakub Semrič (@jsemric)

jsemric

Python
4
star
5328
Bohuslav Blín (@boblin)

boblin

4
star
5329
Evgeniy Kornev (@0proto)

0proto

Haxe
4
star
5330
Jan Kryl (@jkryl)

jkryl

Rust
4
star
5331
GIS4DIS (@gis4dis)

gis4dis

Python
4
star
5332
Dominik Malis (@malis)

malis

Ruby
4
star
5333
imst (@st7712)

st7712

Lua, Python
4
star
5334
Jakub Krysl (@jakubkrysl)

jakubkrysl

Python
4
star
5335
Jiří Šrain (@jsrain)

jsrain

Ruby
4
star
5336
Milan Sivák (@SiViN)

SiViN

PHP
4
star
5337
Fatilda IV (@FatildaIV)

FatildaIV

C#
4
star
5338
Petr Čapek (@petacapek)

petacapek

R
4
star
5339
dDRAGON VR - Adam Michal (@dDRAGON-VR)

dDRAGON-VR

4
star
5340
Jakub Macák (@jakubmacak)

jakubmacak

PHP
4
star
5341
Floris van der Meijs (@netvor)

netvor

Python, Shell
4
star
5342
SSPŠ Cajthaml (@ssps-cajthaml)

ssps-cajthaml

TypeScript
4
star
5343
Gleb Fedorov (@fedorovg)

fedorovg

Go, Python
4
star
5344
Teya Czech Republic s.r.o. (@Storyous)

Storyous

Java
4
star
5345
Ondřej Procházka (@ondra-prochazka)

ondra-prochazka

4
star
5346
Pavel Černocký (@pcernocky)

pcernocky

4
star
5347
Tauchman Denis (@TauchmanD)

TauchmanD

Python, HTML
4
star
5348
@Entrydo

Entrydo

PHP
4
star
5349
Daniel Dueñas (@dduenas-niomads)

dduenas-niomads

PHP, HTML, Blade
4
star
5350
Jan Krupa (@Plnt)

Plnt

Python, Perl
4
star
5351
Daniel Heřbolt (@dherbolt)

dherbolt

JavaScript
4
star
5352
Tomáš Heger (@geckon)

geckon

Python
4
star
5353
Marek Nesvadba (@briskCZ)

briskCZ

Python, C
4
star
5354
Juraj Major (@jurajmajor)

jurajmajor

Jupyter Notebook
4
star
5355
Thiscode.works (@thiscodeworks)

thiscodeworks

JavaScript
4
star
5356
Michal Petrov (@michpetrov)

michpetrov

Java
4
star
5357
Jan (@lsdage)

lsdage

C++
4
star
5358
Dimitri (@graycrow)

graycrow

TypeScript, JavaScript
4
star
5359
Shamanin Kirill (@SanjiKir)

SanjiKir

Java
4
star
5360
@iterative-works

iterative-works

Scala
4
star
5361
Mohamed Sahbi (@MohamedSahbi)

MohamedSahbi

C#
4
star
5362
Adam Verner (@AdamVerner)

AdamVerner

TeX, JavaScript, Java
4
star
5363
Zbyněk Vanžura (@heptau)

heptau

4
star
5364
Martin Řezník (@YoSarin)

YoSarin

Python, PHP
4
star
5365
Mammad Jafarzade (@mammadjafar)

mammadjafar

Java
4
star
5366
@Paciik

Paciik

Java
4
star
5367
Adam Pavlisin (@hackal)

hackal

JavaScript
4
star
5368
Kseniia Annenko (@KassandraA)

KassandraA

TypeScript
4
star
5369
George Dausheyev (@TheWalkingDelirium)

TheWalkingDelirium

Java
4
star
5370
Martin Urban (@xurban42)

xurban42

4
star
5371
@cippo1987

cippo1987

Fortran
4
star
5372
@Inkluzitron

Inkluzitron

C#
4
star
5373
@GamerXCZ

GamerXCZ

4
star
5374
Jindřich Dítě (@Adrijaned)

Adrijaned

Python, C++
4
star
5375
Sebastian (@Sebosek)

Sebosek

TypeScript, C#
4
star
5376
Filip Ditrich (@filipditrich)

filipditrich

TeX, TypeScript
4
star
5377
Samuel (@samueldusek)

samueldusek

JavaScript, EJS
4
star
5378
Marek Vaníček (@marcovindy)

marcovindy

JavaScript, Java, TypeScript
4
star
5379
Aleš (@bubblefoil)

bubblefoil

Clojure, JavaScript, C++
4
star
5380
Robotice (@robotice)

robotice

Python
4
star
5381
Jaroslav Malec (@dzarda)

dzarda

Python
4
star
5382
Michael Bernat (@hibernat)

hibernat

Swift
4
star
5383
Mája (@majosaurus)

majosaurus

Python, Jupyter Notebook
4
star
5384
Schola Empirica (@scholaempirica)

scholaempirica

R
4
star
5385
Dusan Cervenka (@Hadatko)

Hadatko

C++, CSS
4
star
5386
Jan Šilhan (@rajzik)

rajzik

JavaScript, MATLAB
4
star
5387
@K-Klear

K-Klear

Lua
4
star
5388
@radimous

radimous

Java
4
star
5389
Jáchym Bambuch (@JachymBambuch)

JachymBambuch

JavaScript
4
star
5390
Delta Studenti (@Delta-Studenti)

Delta-Studenti

TypeScript
4
star
5391
Marek Pakes (@mrkpks)

mrkpks

TypeScript
4
star
5392
Petr Macák (@IniTW8X)

IniTW8X

C++, JavaScript
4
star
5393
Lukáš Folwarczný (@LukasFolwarczny)

LukasFolwarczny

C++, Lua
4
star
5394
Jan Bien (@janbien)

janbien

PHP
4
star
5395
Miroslav Baláž (@MiroslaviS)

MiroslaviS

C++, Python
4
star
5396
@alexnguyen98

alexnguyen98

TypeScript
4
star
5397
Andrej Lednicky (@ledado)

ledado

JavaScript, PHP
4
star
5398
@SonGokussj4

SonGokussj4

JavaScript
4
star
5399
@JanZChlumu

JanZChlumu

D
4
star
5400
Záruba Tomáš (@zarubatomas)

zarubatomas

PHP, JavaScript
4
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.