🇨🇿 Czechia Open Source Developers

The community of talented open source developers driving innovation and collaboration in the tech industry.

Developers

6,290

Organizations

839

Repositories

41,533

Top Rank

Shell, C, Lua

🇨🇿 Made in Czechia Compare with other countries 🌐 All countries
301
Roman Schejbal (@romanschejbal)

romanschejbal

JavaScript, Rust, TypeScript
336
star
302
Tomáš Nožička (@tnozicka)

tnozicka

Go, Groovy, Makefile
334
star
303
Petr Jašíček (@pjasicek)

pjasicek

C++, Python, C#
332
star
304
Miha Zupan (@MihaZupan)

MihaZupan

C#
332
star
305
Martin Vidner (@mvidner)

mvidner

Ruby, Shell, Python
330
star
306
Miroslav Suchý (@xsuchy)

xsuchy

Python, Shell, JavaScript
327
star
307
Tomáš Linhart (@TomasLinhart)

TomasLinhart

Swift, C#, C++
326
star
308
Martin Rocek (@silencesys)

silencesys

JavaScript, Vue, TypeScript
323
star
309
Petr Dlouhý (@PetrDlouhy)

PetrDlouhy

Python, Shell, XSLT
323
star
310
Mukesh (@muke1908)

muke1908

TypeScript, JavaScript
320
star
311
Matěj Kašpar Jirásek (@mkj-is)

mkj-is

Swift, Processing, C#
319
star
312
Matěj Štágl (@lofcz)

lofcz

C#, Game Maker Language, JavaScript
319
star
313
Jakub Mandula (@mandulaj)

mandulaj

JavaScript, C++, Python
316
star
314
Jonathan Worthington (@jnthn)

jnthn

Raku, Perl 6, Perl
315
star
315
Tomáš Kudýnek (@tomiis4)

tomiis4

Lua, Go, C
313
star
316
Martin Král (@MartinKral)

MartinKral

ShaderLab, JavaScript, TypeScript
312
star
317
David Kudera (@davidkudera)

davidkudera

JavaScript, TypeScript
310
star
318
Robin Bortlík (@robinbortlik)

robinbortlik

Ruby, JavaScript, CoffeeScript
310
star
319
Marek Mauder (@galfar)

galfar

Pascal, Java, JavaScript
310
star
320
Jan Dryk (@uxsoft)

uxsoft

F#, C#
309
star
321
Jakub Skořepa (@jskorepa)

jskorepa

C++, TypeScript
307
star
322
David Vavra (@davidvavra)

davidvavra

Java, Kotlin, Gherkin
307
star
323
Jakub Cabal (@jakubcabal)

jakubcabal

VHDL, Lua
304
star
324
Andrej Jurkin (@AndrejJurkin)

AndrejJurkin

JavaScript, Java, Swift
303
star
325
Vinzenz 'evilissimo' Feenstra  (@vinzenz)

vinzenz

C++, C, Python
302
star
326
Eduard Tsech (@edtsech)

edtsech

Clojure, Ruby, JavaScript
302
star
327
Ondrej Novak (@ondra-novak)

ondra-novak

C++, JavaScript, C
302
star
328
@Vuka951

Vuka951

JavaScript, Python
302
star
329
Motaki Maddane (@kronik3r)

kronik3r

CSS, JavaScript, HTML
299
star
330
@tajnymag

tajnymag

TypeScript, JavaScript
299
star
331
Denys Khanzhiyev (@xdenser)

xdenser

JavaScript, C
299
star
332
Jan Kučera (@hclivess)

hclivess

Python, Tcl, HTML
298
star
333
Sean Straus (@scstraus)

scstraus

JavaScript
298
star
334
Jiří Hýbek (@jirihybek)

jirihybek

TypeScript, JavaScript, C#
297
star
335
Tomáš Kolinger (@kolinger)

kolinger

PHP, Python, JavaScript
295
star
336
Matej Sychra (@suculent)

suculent

C++, JavaScript, Ruby
295
star
337
Juraj Michálek (@georgik)

georgik

Rust, C, JavaScript
295
star
338
Kepi (@kepi)

kepi

Shell, Python, JavaScript
294
star
339
Danol (@CZDanol)

CZDanol

C++, C#, Python
294
star
340
Vladimir Botka (@vbotka)

vbotka

Jinja, Shell, Python
292
star
341
Tomas Mudrunka (@Harvie)

Harvie

C, PHP, Shell
292
star
342
Miloslav Číž #movingToGitLab (@drummyfish)

drummyfish

Python, C++, C
292
star
343
Artem Savkov (@sm00th)

sm00th

C, Python
291
star
344
Jiří Setnička (@setnicka)

setnicka

Go, Python, PHP
290
star
345
Filip Procházka (@fprochazka)

fprochazka

PHP, JavaScript, Java
289
star
346
Pavel Sklenář (@pajikos)

pajikos

Java, Python, Smarty
289
star
347
Denis Rojcyk (@rojcyk)

rojcyk

TypeScript
288
star
348
@nexpid

nexpid

TypeScript, JavaScript, Lua
288
star
349
Adam Štrauch (@by-cx)

by-cx

Python, PHP, CSS
287
star
350
Travis (@travisdoor)

travisdoor

C
287
star
351
Ondřej Kunc (@OndrejKunc)

OndrejKunc

Dart, C#
287
star
352
Michal Fojtik (@mfojtik)

mfojtik

Go, Ruby, Shell
287
star
353
Valentin Gologuzov (@evilkost)

evilkost

Python, Ruby, Shell
287
star
354
Lukáš Zahradník (@LukasZahradnik)

LukasZahradnik

Python, Tcl, R
286
star
355
Jiří Nádovrník (@nadvornix)

nadvornix

Python, HTML, Mathematica
284
star
356
Pavel Dovhomilja (@pdovhomilja)

pdovhomilja

TypeScript, JavaScript
283
star
357
Martin Liška (@marxin)

marxin

Python, Makefile, C++
282
star
358
Jonas Serych (@serycjon)

serycjon

Python, Common Lisp
282
star
359
Vojtěch Dobeš (@vojtech-dobes)

vojtech-dobes

PHP, JavaScript
280
star
360
Averrin (@averrin)

averrin

JavaScript, C++, Python
279
star
361
Václav Klecanda (@vencax)

vencax

Python, JavaScript, CoffeeScript
278
star
362
Pavel Pscheidl (@Pscheidl)

Pscheidl

Java, Rust
277
star
363
Břetislav Wajtr (@bwajtr)

bwajtr

Java, Dockerfile
277
star
364
Jan Vorisek (@odditica)

odditica

Python, Game Maker Language, NSIS
276
star
365
Richard Pecl (@peclik)

peclik

JavaScript, OpenSCAD
275
star
366
Jan K (@krajj7)

krajj7

C++, Clojure
275
star
367
Petr Šplíchal (@psss)

psss

Python, Perl, Shell
273
star
368
Lukáš Němec (@lunemec)

lunemec

Go, Python, Rust
272
star
369
Martin Styk (@MartinStyk)

MartinStyk

Kotlin, Java, Ruby
272
star
370
Martin Malý (@maly)

maly

JavaScript, HTML, PHP
270
star
371
Filip Molcik (@molcik)

molcik

HTML, Python, Swift
270
star
372
Alexander Sosedkin (@t184256)

t184256

Python, C, Nix
268
star
373
Pavel Lang (@langpavel)

langpavel

JavaScript, TypeScript, Assembly
267
star
374
@rdk

rdk

Groovy
267
star
375
Marek Fišera (@maraf)

maraf

C#, Java, JavaScript
265
star
376
Vadim Rutkovsky (@vrutkovs)

vrutkovs

Shell, Go, Python
265
star
377
Ján Regeš (@janreges)

janreges

PHP, TypeScript, Svelte
264
star
378
Sveinung (@sveinungf)

sveinungf

C#, Java, C
264
star
379
Vladimir Orany (@musketyr)

musketyr

Groovy, Java, JavaScript
260
star
380
Martin Zikmund (@MartinZikmund)

MartinZikmund

C#, JavaScript
260
star
381
Pavel (@DrrDom)

DrrDom

Python, Jupyter Notebook, R
259
star
382
Rastislav Mirek (@RastislavMirek)

RastislavMirek

Swift
259
star
383
Luboš Doležel (@LubosD)

LubosD

C++, Go, OpenSCAD
256
star
384
Daniel Hryzbil (@ccomrade)

ccomrade

C++
255
star
385
Sorki (@sorki)

sorki

Python, Haskell, Shell
252
star
386
@ihmpavel

ihmpavel

TypeScript
251
star
387
Shmele (@butorov)

butorov

Python
250
star
388
Jaroslav Bereza (@jardicc)

jardicc

TypeScript, JavaScript
250
star
389
Jaroslav Tulach (@jtulach)

jtulach

Java, CSS, JavaScript
250
star
390
Dan Vrátil (@danvratil)

danvratil

C++, Clean, Python
249
star
391
Vojtěch Sázel (@wojta)

wojta

Kotlin, TypeScript, JavaScript
249
star
392
Martin Sikora (@martinsik)

martinsik

TypeScript, Python, Dart
247
star
393
K3A (@k3a)

k3a

C, C++, Go
246
star
394
Michal Jankovič (@MiSo1289)

MiSo1289

C++, Python, CMake
245
star
395
Valentin Radulescu (@RadValentin)

RadValentin

JavaScript, HTML, ActionScript
244
star
396
Jan Pipek (@janpipek)

janpipek

Python, C++, Jupyter Notebook
243
star
397
Jakub Jareš (@nohwnd)

nohwnd

PowerShell, C#, CSS
243
star
398
Kamil Páral (@kparal)

kparal

Python, Java, JavaScript
243
star
399
Marek Hrabe (@marekhrabe)

marekhrabe

JavaScript, CoffeeScript, CSS
242
star
400
Ondřej Machulda (@OndraM)

OndraM

PHP
242
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.