🇨🇿 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

3101
Oskar Malát (@oskarmalat)

oskarmalat

13
star
3102
Jaroslav Huss (@jaroslavhuss)

jaroslavhuss

Astro, JavaScript, TypeScript
13
star
3103
ARCDATA PRAHA, s.r.o. (@arcdata)

arcdata

JavaScript
13
star
3104
MI-AFP (FIT CTU in Prague) (@MI-AFP)

MI-AFP

Haskell
13
star
3105
Jakub Červinka (@JakubDotPy)

JakubDotPy

Python, Jupyter Notebook
13
star
3106
@JunkMeal

JunkMeal

JavaScript, TypeScript
13
star
3107
Lesha Koss (@leshakoss)

leshakoss

JavaScript
13
star
3108
Jiří Zdvomka (@jstorm31)

jstorm31

Swift, Python
13
star
3109
Denis Homolík (@AlfonzAlfonz)

AlfonzAlfonz

TypeScript, SCSS, Shell
13
star
3110
Jiří Šitina (@sitina)

sitina

Java, Scala
13
star
3111
Erhan Kurubas (@erhankur)

erhankur

C, CMake
13
star
3112
Ondřej Merkun (@ondrej-merkun)

ondrej-merkun

Go
13
star
3113
Andrii Kozin (@andrii-z4i)

andrii-z4i

Python, JavaScript
13
star
3114
Jiří Meitner (@jiri001meitner)

jiri001meitner

Shell
13
star
3115
Vendy (@vendulabezakova)

vendulabezakova

HTML, JavaScript, CSS
13
star
3116
Frantisek Skorunka (@skorunka)

skorunka

C#, TypeScript
13
star
3117
Andrea Vicarova (@Ajuska)

Ajuska

Python, HTML, C#
13
star
3118
David Votrubec (@DavidVotrubec)

DavidVotrubec

JavaScript, Dart, TypeScript
13
star
3119
Jiří Špaček (@geostarling)

geostarling

Scheme
13
star
3120
Martin Petr (@MartinGamesCZ)

MartinGamesCZ

TypeScript, JavaScript, Rust
13
star
3121
Adrian Gesto (@garhul)

garhul

C++, TypeScript, C
13
star
3122
Český jazyk se specializací počítačová lingvistika (@plin)

plin

13
star
3123
Ondřej Fibich (@dzolo)

dzolo

Java, C
13
star
3124
Marek Filip (@Wecros)

Wecros

TeX, Python, Shell
13
star
3125
Radomil Janicek (@ThePlay3r)

ThePlay3r

Java, Kotlin
13
star
3126
DT>Force (@DTForce)

DTForce

Dockerfile, PHP, Java
13
star
3127
Jacob Michalskie (@hellcp)

hellcp

Ruby
13
star
3128
@Lekarna

Lekarna

PHP
13
star
3129
Michal Suchánek (@hramrach)

hramrach

Ruby, C++
13
star
3130
Daniel Rutkovský (@Nevermole)

Nevermole

Swift, Shell, JavaScript
13
star
3131
Daniel Housar (@danielhousar)

danielhousar

C, PHP
13
star
3132
Havránek Kryštof (@havrak)

havrak

JavaScript, C++, HTML
13
star
3133
Jan Havelka (@dzavy)

dzavy

PHP, C
13
star
3134
Roey Angel (@roey-angel)

roey-angel

HTML, Shell, TeX
13
star
3135
Štěpán Pešout (@pesout)

pesout

JavaScript, Jupyter Notebook, C
13
star
3136
REX Controls (@rexcontrols)

rexcontrols

Shell
13
star
3137
Max Magorsch (@arzano)

arzano

Haskell, Go
13
star
3138
Tomáš Čech (@sleep-walker)

sleep-walker

Shell, Scheme, C
13
star
3139
Korespondenční seminář z informatiky (@fi-ksi)

fi-ksi

Python, JavaScript, TypeScript
13
star
3140
Jan Minárik (@mnrk)

mnrk

Haskell, Ruby
13
star
3141
Jiří Brabec (@brabeji)

brabeji

JavaScript
13
star
3142
Vítek Pliska (@whit)

whit

Python
13
star
3143
Lukáš (@KiLLAAA)

KiLLAAA

C++, Python
13
star
3144
Martin Beránek (@beranm14)

beranm14

Python, C++, Cuda
13
star
3145
Vladimír Čimbora (@vladoCimb)

vladoCimb

Java, Dart, C++
13
star
3146
Zdeněk Kundrát (@Zdendaki)

Zdendaki

C#
13
star
3147
Ondřej Súkup (@mimi1vx)

mimi1vx

Python, Haskell
13
star
3148
Jirka Hrazdil (@nufue)

nufue

13
star
3149
Davidson Sousa (@davidsonsousa)

davidsonsousa

C#, PowerShell
13
star
3150
Lukáš Andrlík (@BenBella)

BenBella

Objective-C
13
star
3151
Jakub Pavlik (@pupapaik)

pupapaik

13
star
3152
Roman Plevka (@rplevka)

rplevka

JavaScript, Python, Jupyter Notebook
13
star
3153
@skodjob

skodjob

Java, Shell, Jinja
13
star
3154
Jiří Techet (@techee)

techee

C
13
star
3155
Ilia Sharipov (@iSharipov)

iSharipov

Java
13
star
3156
Petr Koňárek (@PetrosW)

PetrosW

C++, Python
13
star
3157
ondrejvaradi (@ondrejvaradi75)

ondrejvaradi75

13
star
3158
Marek TOMAS (@mtomas)

mtomas

Clojure, JavaScript
13
star
3159
AndrejK (@kurochenko)

kurochenko

Java
13
star
3160
Tomas K. (@georgo)

georgo

PHP, Python
13
star
3161
Robo (@Rob801130)

Rob801130

Shell
13
star
3162
Gabi Kadlecová (@gabikadlecova)

gabikadlecova

Jupyter Notebook, Python
13
star
3163
Ondřej Doněk (@ondrejd)

ondrejd

PHP, Java, HTML
13
star
3164
Mikhail Abramov (@unsortedhashsets)

unsortedhashsets

Python, TypeScript, C
13
star
3165
CSS Hat (@csshat)

csshat

CoffeeScript, JavaScript
13
star
3166
Tomáš Vahalík (@straiki)

straiki

PHP, C++
13
star
3167
Bordel Hackerspace (@Bordel)

Bordel

HTML
13
star
3168
Petr Pajdla (@petrpajdla)

petrpajdla

R, JavaScript, HTML
13
star
3169
Lukáš Koucký (@lukoucky)

lukoucky

Python
13
star
3170
Free Software GIS course at the CTU in Prague (@ctu-fgis)

ctu-fgis

Python
13
star
3171
Petr Krejčí (@krejcipetr)

krejcipetr

Shell
13
star
3172
Ondřej Duchoň (@ondrejduchon)

ondrejduchon

Java, JavaScript
13
star
3173
eBallance (@eballance)

eballance

Ruby
13
star
3174
Manish Jhawar (@manishjhawar)

manishjhawar

13
star
3175
Andrey Bondarenko (@shaman007)

shaman007

Shell, Jinja, Java
13
star
3176
Zero Amps (@zeroamps)

zeroamps

C++
13
star
3177
Petr Sedláček (@trohat)

trohat

JavaScript, Jupyter Notebook, HTML
13
star
3178
David Maixner (@dmaixner)

dmaixner

C++
13
star
3179
David Vrba (@davidvrba)

davidvrba

Jupyter Notebook
13
star
3180
Jaroslav Svak (@jaroslavsvak)

jaroslavsvak

TypeScript, JavaScript
13
star
3181
Rascasone s.r.o. (@rascasone)

rascasone

Rust, JavaScript, Ruby
13
star
3182
Slavek Tecl (@kink80)

kink80

Go, Java
13
star
3183
Michal Procházka (@prochazkaml)

prochazkaml

C, Assembly
13
star
3184
Jan Behrens (@JKBehrens)

JKBehrens

Python, C++, Dockerfile
13
star
3185
Jiri Folta (@pholta)

pholta

Shell
12
star
3186
Jakub Ježek (@jakubjezek001)

jakubjezek001

Batchfile, Python
12
star
3187
Lukáš Zaoral (@lzaoral)

lzaoral

Java, Haskell, Shell
12
star
3188
Marek Siwek (@siwekm)

siwekm

Python
12
star
3189
@kokolem

kokolem

Java, Python
12
star
3190
Petr Bechyně (@tuscanicz)

tuscanicz

PHP
12
star
3191
Martin Sadovy (@MartinSadovy)

MartinSadovy

Go, PHP
12
star
3192
@FlashX64

FlashX64

C, C#, Python
12
star
3193
Jakub Szymsza (@szymsza)

szymsza

JavaScript, PHP
12
star
3194
IMPER CZ, s.r.o. (@impercz)

impercz

Python, JavaScript
12
star
3195
Lukáš Mázl (@LukasMazl)

LukasMazl

Java, C
12
star
3196
Josef Kortan (@misteryyy)

misteryyy

PHP, C++
12
star
3197
Lev Veshnyakov (@lev-veshnyakov)

lev-veshnyakov

HTML, CoffeeScript
12
star
3198
Vladan Ryšavý (@rysavyvladan)

rysavyvladan

Go
12
star
3199
Cider (@cider)

cider

Shell, Go
12
star
3200
Pavel Závora (@sranka)

sranka

Java
12
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
24
C++
26
Rust
26

* More analytics for signed in users.