🇮🇪 Ireland Open Source Contributors

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

Developers

4,678

Organizations

244

Repositories

26,662

Top Rank

R, Scala, Java

🇮🇪 Made in Ireland Compare with other countries 🌐 All countries

Top Contributors

1
Zalando SE (@zalando)

zalando

Java, Python, Go
37,035
star
2
@usablica

usablica

JavaScript, CSS, Python
32,167
star
3
Jerome Etienne (@jeromeetienne)

jeromeetienne

JavaScript, HTML, Shell
28,966
star
4
Cesanta Software (@cesanta)

cesanta

C, Go, JavaScript
21,386
star
5
@inversify

inversify

TypeScript, JavaScript, HTML
12,738
star
6
Thom Troy (@ttroy50)

ttroy50

Python, Shell, CMake
12,425
star
7
Jonny Borges (@jonataslaw)

jonataslaw

Dart, Rust, HTML
11,845
star
8
Steven Troughton-Smith (@steventroughtonsmith)

steventroughtonsmith

Swift, Objective-C, C
9,388
star
9
Gary Meehan (@garmeeh)

garmeeh

JavaScript, TypeScript, Python
7,971
star
10
Joe Minichino (@techfort)

techfort

JavaScript, Go, Jupyter Notebook
7,939
star
11
Guilherme Oenning (@goenning)

goenning

TypeScript, JavaScript, C#
7,450
star
12
Mike Brady (@mikebrady)

mikebrady

C, Dockerfile, Shell
6,610
star
13
John O'Reilly (@joreilly)

joreilly

Kotlin, Objective-C, Swift
6,428
star
14
Rónán Carrigan (@rcarriga)

rcarriga

Lua, TypeScript, Python
6,026
star
15
Ram (@rampatra)

rampatra

HTML, Java, JavaScript
5,747
star
16
@Tapadoo

Tapadoo

Java, Swift, Kotlin
5,612
star
17
Omar Abdelhafith (@nsomar)

nsomar

Swift, Objective-C, Ruby
5,343
star
18
Michael Hausenblas (@mhausenblas)

mhausenblas

Go, Python, JavaScript
5,189
star
19
Maxim Bublis (@satori)

satori

Scheme, Go, Vim Script
4,890
star
20
Luciano Mammino (@lmammino)

lmammino

JavaScript, Rust, PHP
4,685
star
21
Yasuhiro Yamada (@greymd)

greymd

Shell, Go, Java
4,361
star
22
Vitaly Tomilov (@vitaly-t)

vitaly-t

JavaScript, TypeScript, HTML
4,355
star
23
Cian Butler (@butlerx)

butlerx

JavaScript, Python, TypeScript
4,317
star
24
Sergey Lyubka (@cpq)

cpq

C, Assembly
3,646
star
25
Ranga Vadhineni (@rangav)

rangav

C#, JavaScript
3,468
star
26
Arnaud (@eveningkid)

eveningkid

JavaScript, TypeScript, HTML
3,281
star
27
Thomas Whelan (@mp3guy)

mp3guy

C++, Python, C
3,177
star
28
Scout APM (@scoutapp)

scoutapp

Ruby, Elixir, Python
3,112
star
29
Niall Douglas (@ned14)

ned14

C++, C, Python
2,946
star
30
Matt Donnelly (@mattdonnelly)

mattdonnelly

Swift, Objective-C, CSS
2,918
star
31
Gianluca (@gcacace)

gcacace

Java
2,792
star
32
Ricardo Bánffy (@rbanffy)

rbanffy

Python, JavaScript, C
2,630
star
33
Oscar Campos (@DamnWidget)

DamnWidget

Python, Go, JavaScript
2,574
star
34
Diego Cardozo (@diegocard)

diegocard

JavaScript, HTML, CSS
2,567
star
35
David Laing (@mrdavidlaing)

mrdavidlaing

JavaScript, C#, Ruby
2,550
star
36
Raul Portales (@plattysoft)

plattysoft

Java, Kotlin, BASIC
2,469
star
37
Igor Brigadir (@igorbrigadir)

igorbrigadir

Python, Jupyter Notebook, Java
2,281
star
38
Ciaran Walsh (@ciar4n)

ciar4n

SCSS, JavaScript, HTML
2,202
star
39
Greg Chapple (@gchp)

gchp

Rust, Emacs Lisp
2,199
star
40
Pedro Paulo Amorim (@ppamorim)

ppamorim

Java, Kotlin, C++
2,198
star
41
Mahdi Dibaiee (@mdibaiee)

mdibaiee

JavaScript, Haskell, CSS
2,118
star
42
Darragh Kirwan (@DKirwan)

DKirwan

JavaScript
2,070
star
43
Alex (@roddhjav)

roddhjav

Shell, Python, Go
2,052
star
44
Ciarán McNally (@maK-)

maK-

Python, C, Java
1,995
star
45
@Teamwork

Teamwork

Go, JavaScript, HTML
1,954
star
46
Jack Collins (@jackmpcollins)

jackmpcollins

Python, MATLAB
1,930
star
47
Walter Higgins (@walterhiggins)

walterhiggins

JavaScript, Arduino
1,895
star
48
Mario Casciaro (@mariocasciaro)

mariocasciaro

JavaScript, Shell
1,827
star
49
Stephan Hügel (@urschrei)

urschrei

Rust, Python, JavaScript
1,758
star
50
Rafal Janicki (@bl4de)

bl4de

Python, Vim Script, PHP
1,736
star
51
Gustavo Pagani (@luizgrp)

luizgrp

Java
1,678
star
52
Fernando (@fermoya)

fermoya

Swift, Ruby
1,539
star
53
Jordi Burgos (@jmaister)

jmaister

JavaScript, TypeScript, HTML
1,439
star
54
@niqdev

niqdev

Scala, JavaScript, C
1,366
star
55
Kassio Borges (@kassio)

kassio

Vim Script, Shell, Lua
1,349
star
56
Tony Redmond (@12Knocksinna)

12Knocksinna

PowerShell
1,334
star
57
Vinicius Chiele (@viniciuschiele)

viniciuschiele

Python, C#
1,328
star
58
Small Technology Foundation (@small-tech)

small-tech

JavaScript, Shell, Svelte
1,292
star
59
John McFarlane (@johnmcfarlane)

johnmcfarlane

C++, Python, JavaScript
1,275
star
60
Alexsandro Souza (@apssouza22)

apssouza22

JavaScript, Java, PHP
1,202
star
61
Anton Gerdelan (@capnramses)

capnramses

C, C++, JavaScript
1,196
star
62
Charles (@cdpierse)

cdpierse

Python, Jupyter Notebook, HTML
1,156
star
63
Jamie Peabody (@wickedest)

wickedest

JavaScript, TypeScript
1,151
star
64
Chirag Shah (@avidLearnerInProgress)

avidLearnerInProgress

Python, JavaScript, C++
1,135
star
65
Dave Earley (@daveearley)

daveearley

PHP, TypeScript, Go
1,135
star
66
Afshin Mehrabani (@afshinm)

afshinm

JavaScript, Rust, Shell
1,130
star
67
Paul Campbell (@paulca)

paulca

Ruby, JavaScript, PHP
1,126
star
68
Karim Elghamry (@KarimElghamry)

KarimElghamry

Dart, JavaScript, TypeScript
1,109
star
69
Simone Marzulli or simply /^syx.*$/ (@syxanash)

syxanash

JavaScript, Perl, Java
1,072
star
70
Ivan Smirnov (@aldanor)

aldanor

Rust, Python, JavaScript
1,031
star
71
Lucas Oliveira (@jucasoliveira)

jucasoliveira

JavaScript, TypeScript, CSS
1,022
star
72
fearless (@mrfearless)

mrfearless

Assembly, CSS, PHP
1,018
star
73
Volodymyr B. (@sakrist)

sakrist

Swift, Objective-C, C++
981
star
74
Derek Molloy (@derekmolloy)

derekmolloy

C++, C, Java
977
star
75
Dave Jeffery (@davej)

davej

JavaScript, HTML, CoffeeScript
974
star
76
Filipe Silva (@filipesilva)

filipesilva

TypeScript, JavaScript, Clojure
969
star
77
Alexey Derbyshev (@alxrm)

alxrm

Java, Go, Python
968
star
78
luben karavelov (@luben)

luben

Perl, Rust, C
939
star
79
Semantic UI Vue (@Semantic-UI-Vue)

Semantic-UI-Vue

JavaScript, CSS
935
star
80
Joe Desbonnet (@jdesbonnet)

jdesbonnet

C, Java, Shell
927
star
81
Oisín Hurley (@oisin)

oisin

Ruby, JavaScript, OpenSCAD
924
star
82
Marlon Bernardes (@marlonbernardes)

marlonbernardes

TypeScript, JavaScript, Ruby
917
star
83
Kevin Heavey (@kevinheavey)

kevinheavey

Rust, Python, Jupyter Notebook
890
star
84
Siren (@sirensolutions)

sirensolutions

JavaScript, Java, Shell
865
star
85
Xuanbo Cheng (@exuanbo)

exuanbo

TypeScript, JavaScript, Java
863
star
86
Flávio Mendes (@flaviojmendes)

flaviojmendes

TypeScript, Python, HTML
859
star
87
Andy (@imandyie)

imandyie

JavaScript, CSS
835
star
88
Albert (@Albert-W)

Albert-W

HTML, JavaScript, Java
825
star
89
Angelo Failla (@pallotron)

pallotron

Objective-C, C, Perl
823
star
90
Thilo Rusche (@trusche)

trusche

Shell, Ruby
814
star
91
Thiago Kenji Okada (@thiagokokada)

thiagokokada

Python, Go, C
812
star
92
Jake Grogan (@jakekgrog)

jakekgrog

Python, TypeScript, JavaScript
801
star
93
Eric Moynihan (@ericm)

ericm

TypeScript, JavaScript, Vim Script
800
star
94
Juarez Filho (@juarezpaf)

juarezpaf

793
star
95
Timmy O'Mahony (@timmyomahony)

timmyomahony

Python, PHP, TypeScript
749
star
96
AYLIEN - A Quantexa Company (@AYLIEN)

AYLIEN

Python, Jupyter Notebook, Ruby
745
star
97
Anton Whalley (@No9)

No9

JavaScript, Rust, TypeScript
704
star
98
Gregory Pacheco (@Gpzim98)

Gpzim98

Python, CSS, JavaScript
700
star
99
Zorin OS (@ZorinOS)

ZorinOS

JavaScript, CSS, Python
695
star
100
Conor Mongey (@Mongey)

Mongey

Go, Ruby, Kotlin
693
star

Statistics

By location

Dublin 76.1%
Cork 6.8%
Galway 5.6%
Waterford 2.0%
Limerick 1.7%
Other 7.8%

By programing language

JavaScript
18.8%
Python
17.8%
Java
15.8%
HTML
9.9%
Go
5.0%
Other
32.7%

World rating by programing language (country/rank)

R
25
Scala
25
Java
36
Jupyter Notebook
36
Ruby
36

* More analytics for signed in users.