🇨🇿 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

1201
Tomáš Pastorek (@topas)

topas

C#, JavaScript, PowerShell
70
star
1202
Jyxo, s.r.o. (@jyxo)

jyxo

PHP
70
star
1203
Jakub Steiner (@jimmac)

jimmac

CSS, JavaScript, HTML
70
star
1204
Jakub Dorňák (@misli)

misli

Python, HTML, C
70
star
1205
Mark Okhman (@markokhman)

markokhman

TypeScript, JavaScript, HTML
70
star
1206
Miroslav Prýmek (@mprymek)

mprymek

Elixir, C, C++
70
star
1207
Patrik Holčák (@patrikholcak)

patrikholcak

JavaScript, TypeScript, Shell
69
star
1208
Tomáš Fejfar (@tomasfejfar)

tomasfejfar

PHP, XSLT, JavaScript
69
star
1209
RoboZonky: Automatické investování na zonky.cz (@RoboZonky)

RoboZonky

Elm, Java
69
star
1210
Michael Kutý (@michaelkuty)

michaelkuty

Python, SaltStack, TeX
69
star
1211
Dominik Vach (@DovaX)

DovaX

Python, C#, Fortran
69
star
1212
Vašek Šraier (@vakabus)

vakabus

Python, Rust, C
69
star
1213
Lukáš Hozda [magnusi] (@luciusmagn)

luciusmagn

Rust, Shell, C
69
star
1214
Denis Shaposhnikov (@dsh2dsh)

dsh2dsh

C++, Go, Assembly
69
star
1215
Štěpán Bechynský (@bechynsky)

bechynsky

Python, C#, Shell
69
star
1216
Kirill Artemov (@DoctorGester)

DoctorGester

Lua, C++
69
star
1217
Michal Polic (@michalpolic)

michalpolic

MATLAB, Python, C++
69
star
1218
Jiri Zachar (@zaachi)

zaachi

PHP, Objective-C
69
star
1219
Karel Hrkal (@kajacx)

kajacx

Rust, Lua, Java
69
star
1220
Jan (@Jan0660)

Jan0660

C#, JavaScript, TypeScript
69
star
1221
Jason Evans (@tgeek77)

tgeek77

Python, Shell, C
69
star
1222
Mikhail Smal (@mvsmal)

mvsmal

F#
69
star
1223
Petr Hodina (@phodina)

phodina

Scheme, Python, Rust
69
star
1224
Interclip (@interclip)

interclip

TypeScript, JavaScript, Rust
69
star
1225
Daniel Hnyk (@hnykda)

hnykda

Python, TypeScript, JavaScript
69
star
1226
Ivo Šmerek (@BlueManCZ)

BlueManCZ

Python, JavaScript, C
69
star
1227
Lukas Macura (@limosek)

limosek

PHP, Shell, Python
69
star
1228
@PetyXbron

PetyXbron

JavaScript
69
star
1229
Aleš Kocur (@kafejo)

kafejo

Swift, Objective-C, Makefile
69
star
1230
Alina (@anilkabobo)

anilkabobo

JavaScript
68
star
1231
David Majda (@dmajda)

dmajda

JavaScript, Ruby, Vim Script
68
star
1232
Clevis s.r.o. (@Clevis)

Clevis

PHP, JavaScript
68
star
1233
O2 Czech Republic (@O2-Czech-Republic)

O2-Czech-Republic

Java, Go, C
68
star
1234
Fabian Maume (@fmaume)

fmaume

JavaScript, Python, Smarty
68
star
1235
Filip Oščádal (@mxdpeep)

mxdpeep

Shell, HTML, Makefile
67
star
1236
Jan Včelák (@fcelda)

fcelda

Python, HTML, Go
67
star
1237
@Petingo

Petingo

JavaScript, Python, Java
67
star
1238
@pechy

pechy

PHP, Shell
67
star
1239
Petr Kratina (@AfBu)

AfBu

Arduino, HTML, Python
67
star
1240
Lubomír Blažek (@lubomirblazekcz)

lubomirblazekcz

JavaScript, Latte, Vue
67
star
1241
Jan Brabec (@brabijan)

brabijan

PHP
67
star
1242
Petr Pilař (@Palmik)

Palmik

Haskell, C++, C
67
star
1243
František Mikš (@fananek)

fananek

Swift
67
star
1244
Tomáš Vojík (@Heroyt)

Heroyt

PHP
67
star
1245
Pavel Benáček (@benycze)

benycze

Shell, Python, VHDL
66
star
1246
Tomáš Weiss (@tomkis)

tomkis

JavaScript
66
star
1247
Jan Chaloupka (@janchaloupka)

janchaloupka

CSS, Python, Go
66
star
1248
Tomas Susanka (@tsusanka)

tsusanka

TeX, CSS, Python
66
star
1249
Chloé Monette (@Elinvynia)

Elinvynia

Rust, HTML
66
star
1250
Branislav Hesko (@branislavhesko)

branislavhesko

Python, C++, Jupyter Notebook
66
star
1251
Antonín (@antoninvf)

antoninvf

Java, HTML, CSS
66
star
1252
Roman (@decayofmind)

decayofmind

Python, Go, Dockerfile
66
star
1253
Ondrej Polesny (@ondrabus)

ondrabus

TypeScript, C#, HTML
66
star
1254
Tomas Zellerin (@zellerin)

zellerin

Common Lisp, Emacs Lisp, Forth
65
star
1255
Pavel Kriz (@pavkriz)

pavkriz

Java, C++, C
65
star
1256
Lubomír Štěpánek (@LStepanek)

LStepanek

R, TeX, PostScript
65
star
1257
Karolína Vyskočilová (@vyskoczilova)

vyskoczilova

PHP
65
star
1258
Albert Tomanek (@albert-tomanek)

albert-tomanek

Vala, Python, C
65
star
1259
Srigi (@srigi)

srigi

PHP, Latte, JavaScript
65
star
1260
Michal Valoušek (@msgre)

msgre

Python, Shell, Arduino
65
star
1261
Jirka Maršík (@jirkamarsik)

jirkamarsik

Clojure, C#, C++
65
star
1262
Marek Sušický (@msusicky)

msusicky

Jupyter Notebook, HTML
65
star
1263
Economia a.s. (@economia)

economia

LiveScript, JavaScript, R
65
star
1264
Lasta Apps (@Lastaapps)

Lastaapps

Kotlin, C++, Rust
65
star
1265
Josef Vidlák (@Vidlec)

Vidlec

JavaScript, TypeScript, C#
65
star
1266
Ales Lerch (@axeII)

axeII

Python, Swift, Groovy
65
star
1267
Martin Choutka (@choutkamartin)

choutkamartin

JavaScript, TypeScript
65
star
1268
Tomáš Horáček (@heracek)

heracek

Python, JavaScript, C++
65
star
1269
Jan Hamal Dvořák (@mordae)

mordae

Racket, Haskell, C
65
star
1270
Vojtěch Kusý (@wojtha)

wojtha

PHP, Ruby, CoffeeScript
64
star
1271
@embedded-tools

embedded-tools

C++
64
star
1272
Patrik Duch (@patrikduch)

patrikduch

C#, Dockerfile, HTML
64
star
1273
Peter Ped Helcmanovsky (@ped7g)

ped7g

Assembly, PHP
64
star
1274
Petro Sokolnykov (@sokolnikov911)

sokolnikov911

PHP
64
star
1275
Amir Ashkezari (@Amir-Ashkezari)

Amir-Ashkezari

Python, C++
64
star
1276
Ladislav Dokulil (@alladdin)

alladdin

JavaScript, HTML
64
star
1277
Michal Berlinger (@MichalBerlinger)

MichalBerlinger

C#
64
star
1278
@Tesena-smart-testing

Tesena-smart-testing

RobotFramework, JavaScript
64
star
1279
Filip Chovanec (@GandelXIV)

GandelXIV

Rust, C, Python
64
star
1280
Ondrej Pecta (@octa22)

octa22

Java
64
star
1281
Jakub Filak (@jfilak)

jfilak

Python, C, Groovy
64
star
1282
Creative connections (@creative-connections)

creative-connections

JavaScript, Shell, Modelica
64
star
1283
Alex Kopytov (@johanga)

johanga

MATLAB, Jupyter Notebook
63
star
1284
Michal Jurosz (@mj41)

mj41

Perl, Raku, Shell
63
star
1285
Libor Zoubek (@lzoubek)

lzoubek

Python, Java, Shell
63
star
1286
Petr Chromec (@MortalFlesh)

MortalFlesh

PHP, JavaScript, F#
63
star
1287
Matěj Žídek (@mzdm)

mzdm

Dart, Kotlin, HTML
63
star
1288
Václav Černý (@cvaclav)

cvaclav

Shell
63
star
1289
Roman Dobiáš (@Romop5)

Romop5

C++, Python, TeX
63
star
1290
Petr Mánek (@petrmanek)

petrmanek

TeX, C, Python
63
star
1291
Computational Robotics Laboratory  (@comrob)

comrob

C++, Julia, HTML
63
star
1292
Jan Škařupa (@jan-skarupa)

jan-skarupa

C
63
star
1293
Martin Cajthaml (@vonschau)

vonschau

63
star
1294
Jiří Štefka (@jiriks74)

jiriks74

C++, Lua
63
star
1295
Jiří Fatka (@NTSFka)

NTSFka

C++, CMake
63
star
1296
Miroslav Valach (@Woprok)

Woprok

C++
63
star
1297
Jirka Balhar (@kukas)

kukas

JavaScript, Jupyter Notebook, C++
63
star
1298
Michael Moravec (@Majkl578)

Majkl578

PHP
62
star
1299
amio.io (@amio-io)

amio-io

JavaScript
62
star
1300
Mario Vejlupek (@elmariofredo)

elmariofredo

Shell, HCL, HTML
62
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.