๐Ÿ‡ฏ๐Ÿ‡ต Japan Open Source Developers

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

Developers

27,875

Organizations

2,530

Repositories

240,429

Top Rank

Ruby, Go, Swift

๐Ÿ‡ฏ๐Ÿ‡ต Made in Japan Compare with other countries ๐ŸŒ All countries
1801
Kaede Fujisaki (@ledyba)

ledyba

Go, C, Rust
318
star
1802
Jason Rumney (@make-all)

make-all

Python, PHP, Emacs Lisp
318
star
1803
Xinguang Wang (@Xinguang)

Xinguang

Go, Swift, Objective-C
318
star
1804
teppei suzuki (@perrying)

perrying

Python, Lua
317
star
1805
Taisuke Fukuno (@taisukef)

taisukef

HTML, JavaScript, Assembly
317
star
1806
Yusuke Yasuda (@TanUkkii007)

TanUkkii007

Scala, Python, Jupyter Notebook
317
star
1807
nasa (@k-nasa)

k-nasa

Rust, Ruby, Shell
317
star
1808
tomori_hikage (@tomori-hikage)

tomori-hikage

C#, HLSL
317
star
1809
Aditya Ardiya (@ardiya)

ardiya

Python, Jupyter Notebook, Java
317
star
1810
Nakaji Kohki (@nkjzm)

nkjzm

C#, HTML, JavaScript
316
star
1811
@yanbe

yanbe

C, Python, Batchfile
316
star
1812
Yuhei Yasuda (@yuheiy)

yuheiy

JavaScript, TypeScript, CSS
316
star
1813
Lin Masahiro (@linmasahiro)

linmasahiro

Vue, JavaScript, HTML
316
star
1814
James Brock (@jamesdbrock)

jamesdbrock

Haskell, Jupyter Notebook, JavaScript
316
star
1815
Yu Watanabe (@watanabeyu)

watanabeyu

JavaScript, TypeScript, Java
315
star
1816
Nakano Yosuke (@naninunenoy)

naninunenoy

C#, C, C++
315
star
1817
Xu Cao ๆ›นๆ—ญ (@xucao-42)

xucao-42

Python
315
star
1818
Satoshi KOJIMA (@skoji)

skoji

Ruby, JavaScript, Rust
315
star
1819
Truong Nguyen (@truongnmt)

truongnmt

Jupyter Notebook, Go, Ruby
314
star
1820
@crimsonwoods

crimsonwoods

C, C++, Java
314
star
1821
Ippei Suzuki (@1heisuzuki)

1heisuzuki

JavaScript, Shell
313
star
1822
YUKIMOCHI (@yukimochi)

yukimochi

JavaScript, Go, Ruby
313
star
1823
Mitsutaka Okazaki (@okaxaki)

okaxaki

JavaScript
313
star
1824
Futoshi Iwashita (@jaxx2104)

jaxx2104

TypeScript, JavaScript, PHP
313
star
1825
KITAMURA Daisuke (@niku)

niku

Elixir, Ruby, Emacs Lisp
313
star
1826
Masahiro Kyuden (@kyuden)

kyuden

Ruby, JavaScript, C
312
star
1827
Soichiro Miki (@smikitky)

smikitky

TypeScript
312
star
1828
@yoggy

yoggy

C++, Java, Ruby
312
star
1829
@pocketberserker

pocketberserker

F#, Scala, C#
312
star
1830
Yasuhiro Kubota (@keisen)

keisen

Python
312
star
1831
Kamiya (@kamiyaowl)

kamiyaowl

Python, JavaScript, C
312
star
1832
Masamichi Ueta (@masamichiueta)

masamichiueta

Swift, CSS, HTML
311
star
1833
@fnwiya

fnwiya

Emacs Lisp, Rust, JavaScript
311
star
1834
Iori Yanokura (@iory)

iory

Python, C++, Dockerfile
311
star
1835
Ryo Yoshii (@YoshiiRyo1)

YoshiiRyo1

Shell, Python, Dockerfile
311
star
1836
Kim, Hirokuni (@kimh)

kimh

Go, Ruby, JavaScript
311
star
1837
UMEZAWA Takeshi (@umezawatakeshi)

umezawatakeshi

C++, Perl, Python
311
star
1838
Sacha Telgenhof (@stelgenhof)

stelgenhof

C, JavaScript, C++
311
star
1839
@tateisu

tateisu

Java, Kotlin, JavaScript
311
star
1840
Hideaki Tanabe (@tanabe)

tanabe

JavaScript, Vim Script, ActionScript
310
star
1841
Gustavo Domaradzki (@gdomaradzki)

gdomaradzki

JavaScript, C#, Mathematica
310
star
1842
YOSHIMURA Yuu (@y-yu)

y-yu

Scala, TeX, Swift
310
star
1843
YAGITA Yugo (@ygkn)

ygkn

TypeScript, JavaScript, HTML
309
star
1844
Wadim Kehl (@wadimkehl)

wadimkehl

Python
309
star
1845
takapy๏ผˆTakanobu Nozawa๏ผ‰ (@takapy0210)

takapy0210

Python, Jupyter Notebook, HTML
309
star
1846
Kaz Motoyama (@kudakurage)

kudakurage

JavaScript, HTML
309
star
1847
@itsubaki

itsubaki

Go, TypeScript, Rust
309
star
1848
Fulvio Notarstefano (@unfulvio)

unfulvio

PHP, JavaScript
308
star
1849
Takashi AOKI (@federkasten)

federkasten

Clojure, Java
308
star
1850
Osamu Hirose (@ohirose)

ohirose

C
308
star
1851
@nosix

nosix

Kotlin, C#, Python
308
star
1852
Hibiki (@4513ECHO)

4513ECHO

TypeScript, Vim Script, Lua
307
star
1853
akisute (Masashi Ono) (@akisute)

akisute

Objective-C, Swift, C#
307
star
1854
Mitsuhiro Tanda (@mtanda)

mtanda

Go, TypeScript, JavaScript
307
star
1855
@ogom

ogom

Ruby, JavaScript, CSS
307
star
1856
Tetsuya Mori (@monry)

monry

C#, JavaScript, CSS
307
star
1857
@MihailJP

MihailJP

Python, C++, Haskell
307
star
1858
phi (@phi-jp)

phi-jp

JavaScript, HTML, CSS
307
star
1859
Hibara, Mitsuhiro (@hibara)

hibara

C#, C, Shell
307
star
1860
@yksz

yksz

C, Java, Go
307
star
1861
Hironobu Saito (@hironobu-s)

hironobu-s

Go, PHP, JavaScript
307
star
1862
Tatsunori Taniai (@t-taniai)

t-taniai

C++, Python, MATLAB
306
star
1863
Lรฉonard Lecouey (@lecoueyl)

lecoueyl

Vue, JavaScript
306
star
1864
Kenta Yonekura (@yoneken)

yoneken

C++, CMake, Python
306
star
1865
Ryota Kameoka (@ryota-ka)

ryota-ka

TypeScript, Haskell, Shell
306
star
1866
Nobuo Tsukamoto (@NobuoTsukamoto)

NobuoTsukamoto

Python, Jupyter Notebook, BitBake
306
star
1867
@kawasin73

kawasin73

Go, C, JavaScript
306
star
1868
Akihiro Ikezoe (@zoetrope)

zoetrope

Go, C#, JavaScript
305
star
1869
Naoki Hashimoto (@hashcc)

hashcc

PHP, JavaScript, CSS
305
star
1870
Keith Stevens (@fozziethebeat)

fozziethebeat

Java, TypeScript, Scala
305
star
1871
Genki Sugimoto (@Genki-S)

Genki-S

Ruby, Shell, Python
305
star
1872
Yusuke Kominami (@komi1230)

komi1230

Python, TypeScript, CSS
305
star
1873
yoh (@yohhoy)

yohhoy

Python, C++, Java
305
star
1874
Kenichi Saita (@nitoyon)

nitoyon

JavaScript, HTML, ActionScript
304
star
1875
Hiroyuki Vincent Yamazaki (@hvy)

hvy

Python, Java, C#
304
star
1876
Frank M. (@fm4dd)

fm4dd

C, Verilog, VHDL
304
star
1877
duan (@wddwycc)

wddwycc

Swift, TypeScript, JavaScript
303
star
1878
@osoumen

osoumen

C++, Assembly, C
303
star
1879
Atsushi USUI (@usuiat)

usuiat

Kotlin
303
star
1880
@vaiorabbit

vaiorabbit

Ruby, C++, C
303
star
1881
ใƒˆใƒชใ‚ขใ‚ณใƒณใ‚ฟใƒณ (@triacontane)

triacontane

JavaScript
302
star
1882
Masaki Enomoto (@plusone-masaki)

plusone-masaki

TypeScript, Vue, HTML
302
star
1883
naichi (@naichilab)

naichilab

C#, JavaScript, HTML
302
star
1884
Kazuaki Matsuo (@KazuCocoa)

KazuCocoa

Ruby, Elixir, Dart
302
star
1885
@sago35

sago35

Go, Perl, C
301
star
1886
Jingwood (@jingwood)

jingwood

C#, C++, JavaScript
301
star
1887
Haruki Matsui (@matsui54)

matsui54

TypeScript, Vim Script, Python
301
star
1888
Seong Yong-ju (@sei40kr)

sei40kr

Shell, Lua, Emacs Lisp
301
star
1889
Daiki Higurashi (@dhgrs)

dhgrs

Python
301
star
1890
Takeshi Yokemura (@yokemura)

yokemura

C++
301
star
1891
Shimizu Yutaro (@shift-crops)

shift-crops

C, Python, C++
300
star
1892
Erona (@Eronana)

Eronana

TypeScript, C++, JavaScript
300
star
1893
Taiju Aoki (@blue0513)

blue0513

Emacs Lisp, JavaScript, Ruby
299
star
1894
Ryosuke Ito (@manicmaniac)

manicmaniac

Python, Swift, Ruby
299
star
1895
Keitaroh Kobayashi (@keichan34)

keichan34

Elixir, PHP, Ruby
299
star
1896
Sword (@sword-jin)

sword-jin

Go, PHP, Rust
299
star
1897
Takuro Hishikawa (@hissy)

hissy

PHP, JavaScript, CSS
299
star
1898
Daisuke Tsuji (@dim0627)

dim0627

HTML, TypeScript, Shell
299
star
1899
am10 (@adventam10)

adventam10

Swift, Java
299
star
1900
Yoshi Yamaguchi (@ymotongpoo)

ymotongpoo

Go, Python, HTML
299
star

Statistics

By location

Osaka 10.1%
Kyoto 9.7%
Yokohama 8.6%
Fukuoka 7.4%
Nagoya 4.5%
Other 59.8%

By programing language

JavaScript
18.8%
Python
15.0%
Ruby
7.4%
TypeScript
7.2%
C++
5.9%
Other
45.8%

World rating by programing language (country/rank)

Ruby
3
Go
6
Swift
6
Vue
6
Rust
7

* More analytics for signed in users.