🇨🇿 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

1401
Marek Dlugos (@marekdlugos)

marekdlugos

HTML, JavaScript, Ruby
55
star
1402
Jaromír Hradílek (@jhradilek)

jhradilek

Shell, Vim Script, Perl
55
star
1403
Petr Kohut (@petrkohut)

petrkohut

JavaScript, Go, Vim Script
54
star
1404
Pascal Heitz (@OoDeLally)

OoDeLally

TypeScript, JavaScript
54
star
1405
Vanio Solutions (@vaniocz)

vaniocz

PHP, HTML, TypeScript
54
star
1406
Ondřej Brejla (@obrejla)

obrejla

PHP, Java
54
star
1407
Anton Okolelov (@anton-okolelov)

anton-okolelov

Go, Rust, PHP
54
star
1408
Roman Kříž (@samnung)

samnung

Objective-C, Swift, C
54
star
1409
@fbucek

fbucek

Rust
54
star
1410
Josef Rousek (@stlk)

stlk

Python, Jupyter Notebook, C#
54
star
1411
František Maša (@fmasa)

fmasa

PHP, Dockerfile, Kotlin
54
star
1412
@Janddda

Janddda

CSS, Python, Shell
54
star
1413
Josef Malý (@cisc0disco)

cisc0disco

JavaScript, Swift
54
star
1414
MLAB project building blocks storage (@mlab-modules)

mlab-modules

HTML, G-code, Jupyter Notebook
54
star
1415
Michal Szajter (@NetCZ)

NetCZ

JavaScript, Vue
54
star
1416
Martin Janeček (@wodCZ)

wodCZ

PHP, TypeScript
54
star
1417
Nikita "Sini" Silin (@sini-codes)

sini-codes

C#, C
54
star
1418
Y Soft Developers (@ysoftdevs)

ysoftdevs

Java, JavaScript, Scala
54
star
1419
Ondřej Chrastina (@Simply007)

Simply007

JavaScript, TypeScript, CSS
54
star
1420
Drahoslav Bednář (@drahoslove)

drahoslove

Go, JavaScript, HTML
54
star
1421
Đonny (@DzonnyDZ)

DzonnyDZ

C#, Visual Basic, HTML
53
star
1422
Petr Šebek (@Artimi)

Artimi

Python, Shell, Haskell
53
star
1423
Jokinko (@jozefchmelar)

jozefchmelar

C#, TypeScript, CSS
53
star
1424
Miroslav Krajicek (@kaajo)

kaajo

C++
53
star
1425
Robin Křenecký (@rkrenecky)

rkrenecky

Swift
53
star
1426
@33bcdd

33bcdd

53
star
1427
TK (@kryslt)

kryslt

Pascal
53
star
1428
Martin Pešout (@martinpesout)

martinpesout

Ruby, CSS
53
star
1429
Brand Embassy (@BrandEmbassy)

BrandEmbassy

PHP
53
star
1430
Kornel Dubieniecki (@lekterable)

lekterable

JavaScript, TypeScript
53
star
1431
Jiri Formacek (@jformacek)

jformacek

PowerShell
53
star
1432
Ondřej Bouda (@ondrejbouda)

ondrejbouda

PHP
53
star
1433
D3S Component Group (@d3scomp)

d3scomp

Java, Python, Groovy
53
star
1434
Lukas Trumm (@lttr)

lttr

JavaScript, TypeScript, HTML
53
star
1435
Teaching Lab FI MUNI (@teaching-lab)

teaching-lab

TeX, Python
53
star
1436
Jakub Liska (@l15k4)

l15k4

Scala, Java, Shell
53
star
1437
Luděk Veselý (@ludekvesely)

ludekvesely

Shell, PHP
53
star
1438
Pablo Villaronga (@paulvill76)

paulvill76

HTML, PowerShell
52
star
1439
Jakub Petriska (@JakubPetriska)

JakubPetriska

Python, JavaScript, C
52
star
1440
Jakub Míšek (@jakubmisek)

jakubmisek

PHP, C#, HTML
52
star
1441
Kryštof Matěj (@raptorxcz)

raptorxcz

Swift
52
star
1442
Francis Bond (@fcbond)

fcbond

HTML, JavaScript, Python
52
star
1443
Ondrej Rehacek (@oliexe)

oliexe

C#, TypeScript
52
star
1444
Patricia Martinkova (@patriciamar)

patriciamar

R
52
star
1445
David Jongepier (@Jonge)

Jonge

52
star
1446
Tomáš Kebrle (@tomaskebrle)

tomaskebrle

TypeScript, Go, JavaScript
52
star
1447
Jiří Šimeček (@Shimmi)

Shimmi

HTML, JavaScript
52
star
1448
@igloonet

igloonet

Ruby, JavaScript, PHP
52
star
1449
Andrey Koryakovtsev (@poizoncc)

poizoncc

TypeScript
51
star
1450
@blahutka

blahutka

Ruby, HTML, JavaScript
51
star
1451
Aleksandr Popov (@mogadanez)

mogadanez

JavaScript
51
star
1452
@TFlippy

TFlippy

C#, AngelScript
51
star
1453
Jan Horacek (@jhrcz)

jhrcz

Shell, Racket, Ruby
51
star
1454
Jan Studený (@jendas1)

jendas1

Python, C, Jupyter Notebook
51
star
1455
Pavel Dvořák (@dvorapa)

dvorapa

Dart, PHP, JavaScript
51
star
1456
Masaryk University (@municz)

municz

Ruby, JavaScript, Shell
51
star
1457
Jan Popelka (@popojan)

popojan

Rust, C++, C
51
star
1458
Marija Najdova (@mnajdova)

mnajdova

TypeScript, JavaScript, Java
51
star
1459
Šimon Sedláček (@pirxus)

pirxus

Python
51
star
1460
Alexander Weps (@exander77)

exander77

C, Python, Shell
51
star
1461
@Plenyx

Plenyx

C++
51
star
1462
Pavel Pawlowski (@PavelPawlowski)

PavelPawlowski

C#, TSQL
51
star
1463
@cunyizju

cunyizju

JavaScript, Fortran, Python
51
star
1464
@gr4viton

gr4viton

Python, C++, C
51
star
1465
Jun Aruga (@junaruga)

junaruga

C, Python, Dockerfile
50
star
1466
Martin (@Bukk94)

Bukk94

C#
50
star
1467
alekseevi15 (@ialekseev)

ialekseev

C#, Scala, JavaScript
50
star
1468
Petr Šnobl (@snoblucha)

snoblucha

PHP, Java
50
star
1469
Petr Hudeček (@Soothsilver)

Soothsilver

C#, Java, HTML
50
star
1470
Jakub Hozak (@HakubJozak)

HakubJozak

Ruby, C++, JavaScript
50
star
1471
Jakub Šebek (@jacobsebek)

jacobsebek

C
50
star
1472
Petr Gajdosik (@Tarasa24)

Tarasa24

Python, JavaScript, HTML
50
star
1473
Jan Šimeček (@jsimck)

jsimck

C++, TeX, JavaScript
50
star
1474
Jiri Drozd (@BugerDread)

BugerDread

C++, C
50
star
1475
Petr Horacek (@phoracek)

phoracek

Python, Rust, Go
50
star
1476
Freya Gustavsson (@Venefilyn)

Venefilyn

JavaScript, Vue
50
star
1477
Bogomil Shopov - Бого (@bogomil)

bogomil

JavaScript, API Blueprint, Ruby
50
star
1478
Vít Šesták (@v6ak)

v6ak

Java, Shell, Python
50
star
1479
uCPU (@ucpu)

ucpu

C++, C
50
star
1480
Herman S. (@dreamscached)

dreamscached

Shell, Go, Svelte
50
star
1481
Lukas Krejci (@metlos)

metlos

Java, Go
50
star
1482
Michal Dvořák (@mdvorak)

mdvorak

C, TypeScript, JavaScript
50
star
1483
Universal Scientific Technologies s.r.o. (@UniversalScientificTechnologies)

UniversalScientificTechnologies

G-code, Jupyter Notebook, Python
50
star
1484
Martin Krčma (@0xMartin)

0xMartin

Java, C++, JavaScript
50
star
1485
Lukas Chladek (@chladog)

chladog

TypeScript
49
star
1486
Michal Cumpl (@mcumpl)

mcumpl

JavaScript
49
star
1487
Andrej Martinák (@AmkSk)

AmkSk

Python, Kotlin
49
star
1488
UALib (@ualib)

ualib

Agda, TeX
49
star
1489
Jan Hajek (@hajekj)

hajekj

C#, Python, HTML
49
star
1490
Jirka Koutný (@kutny)

kutny

PHP, Python
49
star
1491
Adam Lučanský (@lucansky)

lucansky

Ruby, Haskell, C++
49
star
1492
Miloslav Pojman (@mila)

mila

Python
49
star
1493
Václav Jančařík (@wafflepie)

wafflepie

JavaScript, TypeScript, Shell
49
star
1494
Roman Hodulák (@RomanHodulak)

RomanHodulak

Rust, C#, C++
49
star
1495
Vasilis Spilka (@vasspilka)

vasspilka

Ruby, CSS, Elixir
49
star
1496
CERIT Scientific Cloud (@CERIT-SC)

CERIT-SC

Puppet, Python, Ruby
49
star
1497
Ash Moran (@ashmoran)

ashmoran

Ruby, C#, JavaScript
49
star
1498
Antonín Kříž (@antoninkriz)

antoninkriz

TypeScript, C++, Julia
49
star
1499
Robin Schmid (@robinschmid)

robinschmid

Jupyter Notebook, Python, JavaScript
49
star
1500
Jakub Šoltés (@jake-daniels)

jake-daniels

JavaScript, TypeScript
49
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.