🇵🇱 Poland Open Source Contributors

Discover the top open source developers from the Poland who are revolutionizing the IT world with their exceptional talent and ground-breaking projects.

Developers

20,861

Organizations

1,397

Repositories

111,122

Top Rank

Scala, TypeScript, C#

🇵🇱 Made in Poland Compare with other countries 🌐 All countries

Top Contributors

101
Maciej A. Czyzewski (@maciejczyzewski)

maciejczyzewski

Python, C, C++
3,578
star
102
Mariusz Ostrowski (@mariuszostrowski)

mariuszostrowski

PostScript
3,567
star
103
Paweł Urbanek (@pawurb)

pawurb

Ruby, JavaScript, Rust
3,468
star
104
Duncan Ogilvie (@mrexodia)

mrexodia

C++, C, C#
3,426
star
105
Michal Matczuk (@mmatczuk)

mmatczuk

Go, Shell
3,380
star
106
@VirtusLab

VirtusLab

Scala, Go, Kotlin
3,336
star
107
Tango Agency (@TangoAgency)

TangoAgency

Java
3,321
star
108
Eryk Rakowski (@sentialx)

sentialx

TypeScript, C#, C++
3,317
star
109
Paweł Salawa (@pawelsalawa)

pawelsalawa

Java, C
3,316
star
110
Altkom Software & Consulting (@asc-lab)

asc-lab

C#, Java, TypeScript
3,299
star
111
Bartek Lipinski (@blipinsk)

blipinsk

Java, Kotlin, Shell
3,281
star
112
Wolf Garbe (@wolfgarbe)

wolfgarbe

C#
3,270
star
113
Flyer (@flyerhq)

flyerhq

TypeScript, Dart, Kotlin
3,217
star
114
Marcin Czachurski (@mczachurski)

mczachurski

Swift, C#, JavaScript
3,158
star
115
@Appsilon

Appsilon

R, HTML, JavaScript
3,101
star
116
Krzysztof Kolasinski (@kmkolasinski)

kmkolasinski

Jupyter Notebook, C++, CSS
3,079
star
117
Dariusz (@Volmarg)

Volmarg

PHP, JavaScript, CSS
3,053
star
118
Radek Kozieł (@panr)

panr

TypeScript, SCSS, JavaScript
3,025
star
119
Jakub Homlala (@jhomlala)

jhomlala

Dart, JavaScript, Java
3,023
star
120
Weijie Chen (@weijie-chen)

weijie-chen

Jupyter Notebook, Ruby, PowerShell
3,014
star
121
Adam Sitnik (@adamsitnik)

adamsitnik

C#
3,009
star
122
GrandNode (@grandnode)

grandnode

C#
2,953
star
123
Bartłomiej Filipek (@fenbf)

fenbf

C++, C, CSS
2,941
star
124
Krzysztof Joachimiak (@krzjoa)

krzjoa

Python, R, HTML
2,906
star
125
Michał Derkacz (@ziutek)

ziutek

Go, Python, C
2,894
star
126
Sunscrapers (@sunscrapers)

sunscrapers

Python
2,817
star
127
Mateusz Soszyński (@TheLastGimbus)

TheLastGimbus

Dart, Python, C++
2,791
star
128
PGS Software (@PGSSoft)

PGSSoft

Swift, Java, JavaScript
2,785
star
129
Michal Szwaj (@f1xpl)

f1xpl

Java, C++
2,748
star
130
Tomasz Nurkiewicz (@nurkiewicz)

nurkiewicz

Java, Scala, JavaScript
2,747
star
131
@japila-books

japila-books

Scala, Shell
2,621
star
132
Wojciech Bederski (@wuub)

wuub

Python, Go, Jupyter Notebook
2,595
star
133
Hardened GNU/Linux (@hardenedlinux)

hardenedlinux

C, Shell, Nix
2,568
star
134
Julian.io (@juliancwirko)

juliancwirko

JavaScript, TypeScript, CSS
2,567
star
135
Michał Dobrzanski (@MichalDanielDobrzanski)

MichalDanielDobrzanski

C++, Java, Python
2,563
star
136
Marek Grzybek (@feimosi)

feimosi

JavaScript, TypeScript, Shell
2,561
star
137
Bartosz Firyn (@sarxos)

sarxos

Java, JavaScript, Assembly
2,556
star
138
Macoscope (@macoscope)

macoscope

Objective-C, Swift, Java
2,547
star
139
Karol Musur (@Wowu)

Wowu

JavaScript, Vim Script, Java
2,538
star
140
antek (@xxczaki)

xxczaki

JavaScript, TypeScript, Shell
2,527
star
141
Wojciech Muła (@WojciechMula)

WojciechMula

Python, C++, C
2,498
star
142
Karol Fabjańczuk (@karol-f)

karol-f

JavaScript, CSS, Vue
2,483
star
143
Rafał Pitoń (@rafalp)

rafalp

Python, JavaScript, TypeScript
2,464
star
144
Filip Grzywok (@feelfreelinux)

feelfreelinux

Kotlin, C++, Dart
2,458
star
145
Egor Bogatov (@EgorBo)

EgorBo

C#, Java, C
2,451
star
146
Daniel Trojanowski (@trojanowski)

trojanowski

TypeScript, JavaScript, HTML
2,441
star
147
Witold Szczerba (@witoldsz)

witoldsz

JavaScript, Java, Haskell
2,441
star
148
Mariusz Gil (@mariuszgil)

mariuszgil

PHP
2,428
star
149
divante (@DivanteLtd)

DivanteLtd

PHP, JavaScript, TypeScript
2,416
star
150
Andrei Lesnitsky (@lesnitsky)

lesnitsky

Dart, JavaScript, TypeScript
2,402
star
151
Vazco (@vazco)

vazco

JavaScript, TypeScript, Dockerfile
2,388
star
152
Oskar Krawczyk (@oskarkrawczyk)

oskarkrawczyk

JavaScript, CoffeeScript, CSS
2,379
star
153
Tomek (@KoBeWi)

KoBeWi

GDScript, Ruby
2,377
star
154
MasaGratoR (@masagrator)

masagrator

C++, C, Python
2,334
star
155
Agnieszka Mikołajczyk (@AgaMiko)

AgaMiko

Jupyter Notebook, SCSS, Python
2,304
star
156
@solusipse

solusipse

C, Python, C++
2,256
star
157
Slavfox (@slavfox)

slavfox

Python, JavaScript, Shell
2,245
star
158
Oskar Kwaśniewski (@okwasniewski)

okwasniewski

TypeScript, Swift, JavaScript
2,245
star
159
@terjanq

terjanq

HTML, JavaScript, C
2,244
star
160
Andrei (@AndreiMisiukevich)

AndreiMisiukevich

C#
2,241
star
161
AppUnite SA (@appunite)

appunite

Objective-C, Elixir, Swift
2,208
star
162
Yaroslav Gaponov (@YaroslavGaponov)

YaroslavGaponov

JavaScript, TypeScript, Go
2,203
star
163
Przemyslaw Zaworski (@przemyslawzaworski)

przemyslawzaworski

C#, C, ShaderLab
2,200
star
164
Infection - Mutation Testing Framework for PHP (@infection)

infection

PHP, TypeScript, Ruby
2,190
star
165
Karafka (@karafka)

karafka

Ruby
2,188
star
166
Wojtek Czekalski (@wokalski)

wokalski

Objective-C, Swift, Reason
2,156
star
167
Maciej Pulikowski (@Puliczek)

Puliczek

HTML, Java
2,156
star
168
Kamil Burczyk (@burczyk)

burczyk

Objective-C, Python, Swift
2,155
star
169
Jakub Nabrdalik (@jakubnabrdalik)

jakubnabrdalik

Java, Groovy, JavaScript
2,137
star
170
Kamil Trzciński (@ayufan)

ayufan

Go, Shell, Python
2,131
star
171
Artem Votintsev (@ApmeM)

ApmeM

C#, JavaScript, Java
2,118
star
172
Amadeusz Sadowski (@amis92)

amis92

C#, XSLT
2,095
star
173
@FRiCKLE

FRiCKLE

C
2,093
star
174
Marcin Wanago (@mwanago)

mwanago

TypeScript, JavaScript
2,091
star
175
Michal Tajchert (@tajchert)

tajchert

Java, Kotlin, Shell
2,079
star
176
Sebastian Solnica (@lowleveldesign)

lowleveldesign

C#, C++, PowerShell
2,056
star
177
Aleksander Woźniak (@aleksanderwozniak)

aleksanderwozniak

Dart, Kotlin
2,040
star
178
Przemysław Sikorski (@rezoner)

rezoner

JavaScript
2,034
star
179
Tomasz Szulc (@tomkowz)

tomkowz

Swift, Objective-C, Python
2,032
star
180
Mike (@michaldrabik)

michaldrabik

Kotlin, JavaScript, Java
2,028
star
181
Lunar Logic (@LunarLogic)

LunarLogic

Ruby, CSS, JavaScript
2,010
star
182
Azimo Labs (@AzimoLabs)

AzimoLabs

Java, Swift, Scala
1,977
star
183
Marcin Kurczewski (@rr-)

rr-

Python, C, C++
1,973
star
184
Krzysztof Gabis (@kgabis)

kgabis

C, Go, JavaScript
1,972
star
185
Sebastian Kubala (@SKGleba)

SKGleba

C, C++, Java
1,963
star
186
Brainhub (@brainhubeu)

brainhubeu

JavaScript, TypeScript, Go
1,949
star
187
Krzysztof Kowalik (@nu7hatch)

nu7hatch

Ruby, Go, JavaScript
1,944
star
188
Jacek Galanciak (@razorjack)

razorjack

JavaScript, Ruby, Scala
1,939
star
189
Wojciech Zawistowski (@velesin)

velesin

JavaScript, CSS
1,918
star
190
Bernard Kobos (@bernii)

bernii

Python, Java, Rust
1,901
star
191
Rafal Borowiec (@kolorobot)

kolorobot

Java, JavaScript, HTML
1,896
star
192
2FAS (@twofas)

twofas

HTML, Kotlin, Swift
1,876
star
193
Jacek (@jkwiecien)

jkwiecien

Java, Kotlin
1,867
star
194
FastoGT (@fastogt)

fastogt

C++, Dart, Python
1,867
star
195
Zbyszek Tenerowicz (@naugtur)

naugtur

JavaScript, HTML, Shell
1,862
star
196
Cezary Kopacz (@CezaryKopacz)

CezaryKopacz

Swift
1,861
star
197
Marcin Dziewulski (@mobily)

mobily

TypeScript, ReScript, Lua
1,860
star
198
Silent (@CookiePLMonster)

CookiePLMonster

C++, Python, C
1,858
star
199
Chaps (@chaps-io)

chaps-io

Ruby, CoffeeScript
1,857
star
200
Greg Navis (@gregnavis)

gregnavis

Ruby, Shell, JavaScript
1,855
star

Statistics

By location

Warsaw 30.6%
Kraków 19.2%
Wrocław 13.4%
Poznań 8.2%
Gdańsk 6.2%
Other 22.5%

By programing language

JavaScript
 		19.8%
Python
 		13.3%
Java
 		9.8%
C++
 		7.8%
TypeScript
 		7.7%
Other 		41.6%

World rating by programing language (country/rank)

Scala
 		8
TypeScript
 		10
C#
 		10
C++
 		11
Java
 		12

* More analytics for signed in users.