🇨🇿 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

2501
@SedaQ

SedaQ

Java
20
star
2502
Martin Pihrt (@martinpihrt)

martinpihrt

Python
20
star
2503
Ivo Bek (@ibek)

ibek

Java, HTML, TypeScript
20
star
2504
Tomáš Mikeska (@tomasmikeska)

tomasmikeska

Python, Swift, JavaScript
20
star
2505
Astrosat Media (@SanomaCZ)

SanomaCZ

Python, JavaScript
20
star
2506
@PHOTOX

PHOTOX

Fortran, TeX, Shell
20
star
2507
Smarteon Systems (@Smarteon)

Smarteon

Kotlin, Ruby, Java
20
star
2508
Jiří Landsman (@landy)

landy

F#
20
star
2509
Adam Michal (@Adam-Michal-Prague)

Adam-Michal-Prague

CSS, HTML, JavaScript
20
star
2510
@Darxeal

Darxeal

Python, Shell, C++
20
star
2511
Jan Michalek (@VeselaHouba)

VeselaHouba

Shell, Jinja, HTML
20
star
2512
Michal Vlček (@mychalvlcek)

mychalvlcek

TeX, JavaScript, Java
20
star
2513
Tomáš Bouda (@TomasBouda)

TomasBouda

C#, PowerShell, C++
20
star
2514
Jan Dolinár (@dolik-rce)

dolik-rce

C++, Shell
20
star
2515
Euripedes (@euripedesrocha)

euripedesrocha

CMake, C++, C
20
star
2516
The Large Maps framework (@lama-imr)

lama-imr

Python, C, C++
20
star
2517
Hasan Alper Ocalan (@alpiii)

alpiii

Python, Java
20
star
2518
D3S Formal Methods Group (@d3sformal)

d3sformal

Java, C++, C#
20
star
2519
Alexander Shcherbakov (@alexander-shch)

alexander-shch

CSS, JavaScript, PHP
20
star
2520
Valdemar Zavadsky (@valda-z)

valda-z

Java, PowerShell, Shell
20
star
2521
Elrick (@googolgl)

googolgl

Go, Lua
20
star
2522
Martin Caslavsky (@martiner)

martiner

Java, Kotlin, JavaScript
20
star
2523
FYKOS (@fykosak)

fykosak

PHP, TypeScript, Latte
20
star
2524
Matěj Trnka (@matrn)

matrn

Python, Shell, C
20
star
2525
Google Global Dart Hackathon Prague (@DartHackPrague)

DartHackPrague

JavaScript, Shell, Dart
20
star
2526
Jan Jelínek (@janjelinek)

janjelinek

JavaScript
19
star
2527
Marrek Nožka (@MarrekNozka)

MarrekNozka

Python, Jupyter Notebook, Vim Script
19
star
2528
Isabella Skořepová (@CodeWitchBella)

CodeWitchBella

JavaScript, TypeScript, Rust
19
star
2529
Martin Antoš (@mafikes)

mafikes

PHP, JavaScript
19
star
2530
Necros (@Necroskillz)

Necroskillz

C#, Lua, TypeScript
19
star
2531
Jan Pecha (@janpecha)

janpecha

PHP, JavaScript, CSS
19
star
2532
Vít Rozsíval (@rozsival)

rozsival

TypeScript, PHP, JavaScript
19
star
2533
Jean-Marc Couffin (@jmcouffin)

jmcouffin

Python
19
star
2534
Hepatica (@danilt2000)

danilt2000

C#, HTML, CSS
19
star
2535
Alice Rum (@alicerum)

alicerum

Rust, Java, Emacs Lisp
19
star
2536
Ivo Maixner (@ivos)

ivos

Java, JavaScript, HTML
19
star
2537
Jiří Zůna (@zuzkins)

zuzkins

JavaScript, Java, Kotlin
19
star
2538
Adam Bureš (@AdamBures)

AdamBures

Python, Shell
19
star
2539
Jiri Pechanec (@jpechane)

jpechane

Java, ApacheConf
19
star
2540
Kentico Customer Education (@Kontent-ai-Learn)

Kontent-ai-Learn

C#, JavaScript
19
star
2541
Martin Hasoň (@hason)

hason

Lua
19
star
2542
Joaquín Martí (@joaquinmarti)

joaquinmarti

JavaScript, CSS, PHP
19
star
2543
Matty Cross (@MatyasKriz)

MatyasKriz

Swift, Python, C#
19
star
2544
AERUM Technology (@AERUMTechnology)

AERUMTechnology

JavaScript, Go
19
star
2545
Dávid Bolvanský (@davidbolvansky)

davidbolvansky

Shell, C++, TeX
19
star
2546
Martin Mareš (@maresmar)

maresmar

C++, AutoHotkey, PowerShell
19
star
2547
Jakub Vančata (@JVancata)

JVancata

JavaScript, PHP, C#
19
star
2548
Jakub (@jvonasek)

jvonasek

19
star
2549
Michal Burda (@beerda)

beerda

R
19
star
2550
Ondřej Nejedlý (@jsmesami)

jsmesami

Python
19
star
2551
@TheSil

TheSil

Python, C++
19
star
2552
Kevin (@kevinborras)

kevinborras

Go
19
star
2553
Tomas Machalek (@tomachalek)

tomachalek

Go, JavaScript, Java
19
star
2554
Tomáš Peterka (@katomaso)

katomaso

Go, Shell, HTML
19
star
2555
Tomáš Kazatel (@tomaskazatel)

tomaskazatel

TypeScript, CSS, HTML
19
star
2556
Petr Nalevka (@petrnalevka)

petrnalevka

Java, C
19
star
2557
Benjamin Swart (@SvizelPritula)

SvizelPritula

Rust, JavaScript, C#
19
star
2558
Cheng Kang (康成) (@ChengKang520)

ChengKang520

MATLAB, Python, Jupyter Notebook
19
star
2559
Pavel Zhukov (@landgraf)

landgraf

Ada, Python, BitBake
19
star
2560
Miroslav Kucera (@vvendigo)

vvendigo

Python, HTML, C
19
star
2561
Michal Štván (@misakstvanu)

misakstvanu

Shell, PHP
19
star
2562
Matěj Man (@manmatej)

manmatej

R
19
star
2563
KRtkovo.eu (@KRtkovo-eu)

KRtkovo-eu

C#, Visual Basic .NET, C++
19
star
2564
Martin Benes (@martinbenes1996)

martinbenes1996

Python, C
19
star
2565
Michal Toman (@bas87)

bas87

JavaScript, Python, Go
19
star
2566
Jakub Tesárek (@JakubTesarek)

JakubTesarek

Python
19
star
2567
Tadeas Moravec (@tmoravec)

tmoravec

Python, Vim Script
19
star
2568
@ondrej-smola

ondrej-smola

Go, Java
19
star
2569
Jan Marsoun (@marsounjan)

marsounjan

Kotlin
19
star
2570
Daniel Hladík (@hladik-dan)

hladik-dan

Swift, C++
19
star
2571
Anastasis Xouzafeiris (@anksos)

anksos

PowerShell
19
star
2572
Martin Zajíc (@zajca)

zajca

Shell, Ruby, PHP
19
star
2573
Marek Vinkler (@marekvinkler)

marekvinkler

C++
19
star
2574
Petr Filip (@petrfilip)

petrfilip

JavaScript, Java, CSS
19
star
2575
Michal Bradáč (@prathoss)

prathoss

C#, Go, Ruby
19
star
2576
@JETImodel

JETImodel

Lua
19
star
2577
@alesax

alesax

C
19
star
2578
Dima An (@tbntdima)

tbntdima

JavaScript, TypeScript, HTML
19
star
2579
Malanius Privierre (@Malanius)

Malanius

Python, JavaScript, Java
19
star
2580
Jakub Wolf (@ku3o)

ku3o

Python, Vim Script
19
star
2581
Easy Software (@easysoftware)

easysoftware

Ruby, HTML
19
star
2582
Josef Šlerka (@josefslerka)

josefslerka

R, HTML
19
star
2583
Red Hat Quality Engineering BaseOS Security (@redhat-qe-security)

redhat-qe-security

Shell, Python
19
star
2584
Denis (@DenisVCode)

DenisVCode

TypeScript
19
star
2585
Pavel Shishkin (@ShishkinPavel)

ShishkinPavel

Python
19
star
2586
Jakub Klapka (@jakub-klapka)

jakub-klapka

PHP, JavaScript
19
star
2587
@arodax

arodax

JavaScript, PHP, Vue
19
star
2588
Jan Čurn (@jancurn)

jancurn

JavaScript
19
star
2589
@ReaZzy

ReaZzy

TypeScript, HTML, JavaScript
19
star
2590
Jan Bobisud (@bobisjan)

bobisjan

JavaScript, Python, Java
19
star
2591
KRAXNET s.r.o. (@kraxnet)

kraxnet

Ruby, Puppet, Shell
19
star
2592
Petr Kolář (@kolarcz)

kolarcz

JavaScript, Dockerfile
19
star
2593
Ondrej Rysavy (@rysavy-ondrej)

rysavy-ondrej

C#, C
19
star
2594
Roman Pichlík (@dagi)

dagi

Java, JavaScript
19
star
2595
David Karhánek (@dakarhanek)

dakarhanek

Shell
18
star
2596
Aaron Collier (@CollierCZ)

CollierCZ

TypeScript
18
star
2597
Alexey Vladimirov (@newvladimirov)

newvladimirov

TypeScript, JavaScript
18
star
2598
@Dominicentek

Dominicentek

Java, HTML, C
18
star
2599
Jakub Kadlubiec (@jakubka)

jakubka

C#, F#, JavaScript
18
star
2600
Jachym Cepicky (@jachym)

jachym

Python, Shell, Game Maker Language
18
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.