🇨🇿 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

1301
Ondřej Koupil (@ondrakoupil)

ondrakoupil

PHP, Vue
62
star
1302
Jakub Wagner (@ZwickTheGreat)

ZwickTheGreat

ActionScript
62
star
1303
Jan (@nobodyguy)

nobodyguy

C, Python, HTML
62
star
1304
Payola (@payola)

payola

Scala
62
star
1305
Martin Juříček (@Steigner)

Steigner

Python, MATLAB, C++
62
star
1306
Jiri Melnikov (@melnijir)

melnijir

TypeScript, C, C++
62
star
1307
Tomas Bruckner (@tomasbruckner)

tomasbruckner

C, JavaScript, TypeScript
62
star
1308
Adam Hlaváček (@esoadamo)

esoadamo

Python, JavaScript, Java
62
star
1309
Petr (@petrkle)

petrkle

Shell, JavaScript, Perl
62
star
1310
Ondrej Salplachta (@Scarfsail)

Scarfsail

C#
62
star
1311
Package management (@packagemgmt)

packagemgmt

Makefile, Python
62
star
1312
Vladimír Macháček (@Machy8)

Machy8

PHP, CSS, JavaScript
61
star
1313
Jan Prochazka (@janproch)

janproch

C#
61
star
1314
Daniel Steigerwald (@steida)

steida

TypeScript, JavaScript
61
star
1315
Jan Mikeš (@JanMikes)

JanMikes

PHP, CSS, Swift
61
star
1316
Michal Vaniš (@ZirixCZ)

ZirixCZ

JavaScript, C#, TypeScript
61
star
1317
Timothy Hobbs (@timthelion)

timthelion

Haskell, Rust, Elm
61
star
1318
Stanislav Opletal (@Isigar)

Isigar

Lua, JavaScript, Kotlin
61
star
1319
Tommy Chu (@chutommy)

chutommy

Go, Jupyter Notebook, Vim Script
61
star
1320
Roman Makudera (@LorDOniX)

LorDOniX

JavaScript
61
star
1321
Natty (@AMNatty)

AMNatty

Java, Rust, TypeScript
61
star
1322
Adam Dřínek (@Strdate)

Strdate

C#, JavaScript
60
star
1323
Ondřej Paška (@randalfien)

randalfien

C#, Java, ActionScript
60
star
1324
Josef Veselý (@JosefVesely)

JosefVesely

C, C++, Python
60
star
1325
Karel Bilek (@karelbilek)

karelbilek

Perl, JavaScript, Java
60
star
1326
Martin Kadlec (@martinkadlec0)

martinkadlec0

JavaScript, TypeScript, CoffeeScript
60
star
1327
David Matějček (@dmatej)

dmatej

Java, HTML
60
star
1328
Radek Zajic (@zajdee)

zajdee

C, Python, HCL
60
star
1329
Prokop Simek (@prokopsimek)

prokopsimek

Ruby, JavaScript
60
star
1330
Sergiy S. (@divi255)

divi255

Python, Rust, CSS
60
star
1331
Vitezslav Crhonek (@vcrhonek)

vcrhonek

Makefile
60
star
1332
Petr Plechac (@versotym)

versotym

Python, Jupyter Notebook, PHP
60
star
1333
Michal Sekletar (@msekletar)

msekletar

C, Go, Rust
60
star
1334
@simracer-cz

simracer-cz

C#
60
star
1335
Štefan Jarina (@stefanjarina)

stefanjarina

60
star
1336
Michal Moravec (@mishal)

mishal

PHP
60
star
1337
@totoCZ

totoCZ

JavaScript, PHP, Jinja
59
star
1338
Pavel Simsa (@psimsa)

psimsa

Go, Python
59
star
1339
Ondřej Nový (@onovy)

onovy

Shell, C++, PHP
59
star
1340
Ruslan Mukhamedov (@Predictor)

Predictor

Java
59
star
1341
Ivan Necas (@iNecas)

iNecas

Ruby, JavaScript, Shell
59
star
1342
Pavel Jaros (@PavelJaros)

PavelJaros

59
star
1343
@bares43

bares43

C#, PHP
59
star
1344
@tom2238

tom2238

C, VHDL, C++
59
star
1345
eyza (@eyza-cod2)

eyza-cod2

JavaScript, GSC
59
star
1346
Ondrej Grover (@smartass101)

smartass101

Python, Jupyter Notebook, Shell
59
star
1347
Petr Morávek (@xificurk)

xificurk

Python, JavaScript, Shell
59
star
1348
Radim Spetlik (@radimspetlik)

radimspetlik

Python, C++
58
star
1349
Victor Grigoriev (@vectoroc)

vectoroc

JavaScript, PHP
58
star
1350
Vojtěch Václav Porteš (@vojtechportes)

vojtechportes

JavaScript, TypeScript
58
star
1351
Petr Dvořák (@petrdvorak)

petrdvorak

Objective-C
58
star
1352
Abhishta (@abhishtagatya)

abhishtagatya

Python, Jupyter Notebook, JavaScript
58
star
1353
Patrik Pukanec (@patrik-pk)

patrik-pk

JavaScript
58
star
1354
Daniel Čech (@DanielCech)

DanielCech

Swift, Ruby, Python
58
star
1355
Theo Chatzimichos (@tampakrap)

tampakrap

HTML, Shell, HCL
58
star
1356
Wavevision s.r.o. (@wavevision)

wavevision

PHP, TypeScript, JavaScript
58
star
1357
BCV solutions s.r.o. (@bcvsolutions)

bcvsolutions

Java, Shell, C++
58
star
1358
Libor Ondrušek (@librucha)

librucha

Java
58
star
1359
Roman Sklenar (@romansklenar)

romansklenar

HTML, PHP, JavaScript
58
star
1360
Ladislav Thon (@Ladicek)

Ladicek

Java
58
star
1361
Aleš (@fxck)

fxck

TypeScript, CSS, Python
57
star
1362
Michal Schwarz (@MichalSchwarz)

MichalSchwarz

JavaScript, C++
57
star
1363
Orchitech Solutions, s.r.o. (@orchitech)

orchitech

JavaScript, Shell, Ruby
57
star
1364
Ondřej Měkota (@pixelneo)

pixelneo

Python
57
star
1365
High Performance Computing Research Group (@HiPerCoRe)

HiPerCoRe

C++
57
star
1366
Pavel Potáček (@potty)

potty

TypeScript, JavaScript
57
star
1367
Filip Kroča (@filipkroca)

filipkroca

Go
57
star
1368
Otávio Augusto (@Otavioensa)

Otavioensa

JavaScript, C++, Solidity
57
star
1369
Maciej Lenartowicz (@mcjlnrtwcz)

mcjlnrtwcz

Python, C++
57
star
1370
@tomasgreif

tomasgreif

R
57
star
1371
Tomas Vitvar (@tomvit)

tomvit

JavaScript, Python, HTML
57
star
1372
Petr Krontorad (@aprilchild)

aprilchild

JavaScript
57
star
1373
Michael Tichopad (@tichopad)

tichopad

TypeScript, JavaScript, PHP
57
star
1374
Marián Trpkoš (@majda107)

majda107

C#, C++, HTML
57
star
1375
Alexander Teshabaev (@bologer)

bologer

PHP
56
star
1376
Filip Štědronský (@regnarg)

regnarg

C, Python, Perl
56
star
1377
Ibrahim Saad (@Ibrahim5aad)

Ibrahim5aad

C#, Python, C++
56
star
1378
Vladimir Vesely (@kvetak)

kvetak

C++, PHP
56
star
1379
OMEN Micro (@omenmicro)

omenmicro

PLSQL, Assembly, HTML
56
star
1380
Stanislav Ochotnický (@sochotnicky)

sochotnicky

Python
56
star
1381
Vojtěch Gistr (AdalberToo) (@vojtechgistr)

vojtechgistr

JavaScript, C++, C#
56
star
1382
Alois Janíček (@AloisJanicek)

AloisJanicek

Emacs Lisp, HTML
56
star
1383
David B. (@Baterka)

Baterka

JavaScript
56
star
1384
Miro Varga (@mirovarga)

mirovarga

Go, JavaScript, Haskell
56
star
1385
Kirill Maximov (@kir)

kir

JavaScript, Ruby
56
star
1386
Jozef Mlich (@jmlich)

jmlich

QML, Shell, TeX
56
star
1387
Martin Sivák (@MarSik)

MarSik

C, Java, C++
56
star
1388
Vlasta Neubauer (@paranoiq)

paranoiq

PHP
55
star
1389
Adam Dingle (@medovina)

medovina

Java, C#, OCaml
55
star
1390
Petr Meissner (@myneur)

myneur

Monkey C
55
star
1391
Juraj Martinka (@jumarko)

jumarko

Clojure, Python, Java
55
star
1392
Jakub Tesinsky (@gorn)

gorn

Ruby
55
star
1393
Vojtěch Smejkal (@vsmejkal)

vsmejkal

JavaScript, HTML
55
star
1394
Black Dice (@BlackDice)

BlackDice

JavaScript, CoffeeScript
55
star
1395
Spoje.NET (@Spoje-NET)

Spoje-NET

PHP, Perl
55
star
1396
Filip Vrba (@filipvrba)

filipvrba

V, Ruby, JavaScript
55
star
1397
Tomáš Růt (@keeema)

keeema

TypeScript
55
star
1398
Jan Havran (@sonicpp)

sonicpp

C, C++
55
star
1399
Andrej Sýkora (@neonerd)

neonerd

JavaScript, TypeScript, HTML
55
star
1400
Pavel Kutáč (@arxeiss)

arxeiss

PHP, C++, Go
55
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.