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

TOP Users

1
Daichi Furiya (@wasabeef)

wasabeef

Java, Dart, Kotlin
97,499
star
2
Keijiro Takahashi (@keijiro)

keijiro

C#, JavaScript, C
86,188
star
3
Chris Garry (@chrislgarry)

chrislgarry

C, Python, Shell
56,184
star
4
Sebastian Tschan (@blueimp)

blueimp

JavaScript, Go, Shell
51,247
star
5
@mattn

mattn

Go, Vim Script, C
50,851
star
6
Wei Wang (@onevcat)

onevcat

Swift, Objective-C, JavaScript
46,797
star
7
Denny Britz (@dennybritz)

dennybritz

Jupyter Notebook, JavaScript, Scala
38,654
star
8
@Shougo

Shougo

TypeScript, Vim Script, Python
31,742
star
9
@nagadomi

nagadomi

Lua, C, C++
31,279
star
10
Rui Ueyama (@rui314)

rui314

C, C++, CSS
29,641
star
11
Linda_pp (@rhysd)

rhysd

Vim Script, TypeScript, Rust
27,125
star
12
Shuichi Tsutsumi (@shu223)

shu223

Objective-C, Swift, PHP
25,148
star
13
Chris Kempson (@chriskempson)

chriskempson

PHP, Ruby, HTML
24,757
star
14
Norbert Preining (@norbusan)

norbusan

Python, C, Perl
23,325
star
15
Brett Wooldridge (@brettwooldridge)

brettwooldridge

Java, Python, ANTLR
22,088
star
16
Kishikawa Katsumi (@kishikawakatsumi)

kishikawakatsumi

Swift, Objective-C, HTML
21,946
star
17
Atsushi Sakai (@AtsushiSakai)

AtsushiSakai

Python, C++, Julia
21,718
star
18
void (@komeiji-satori)

komeiji-satori

PHP, Java, JavaScript
21,452
star
19
Daishi Kato (@dai-shi)

dai-shi

TypeScript, JavaScript, Java
19,874
star
20
Kakigลri Maker (@Mikubill)

Mikubill

Go, Python, Dockerfile
18,798
star
21
Kentaro Wada (@wkentaro)

wkentaro

Python, TeX, Shell
18,551
star
22
Kenji Hiranabe (@kenjihiranabe)

kenjihiranabe

Ruby, C++, PostScript
17,452
star
23
Philippe Rรฉmy (@philipperemy)

philipperemy

Python, Java, Jupyter Notebook
17,186
star
24
Raphaรซl Benitte (@plouc)

plouc

JavaScript, Go, TypeScript
16,903
star
25
Hsiaoming Yang (@lepture)

lepture

Python, JavaScript, CSS
16,884
star
26
Francisco Presencia (@franciscop)

franciscop

JavaScript, HTML, CSS
16,838
star
27
@itchyny

itchyny

Vim Script, Go, Rust
16,757
star
28
@hrsh7th

hrsh7th

Vim Script, Lua, TypeScript
16,693
star
29
@mob-sakai

mob-sakai

C#, JavaScript, Shell
16,575
star
30
Yusuke Endoh (@mame)

mame

Ruby, JavaScript, TypeScript
16,563
star
31
Maple (@humiaozuzu)

humiaozuzu

Python, Shell, Vim Script
14,941
star
32
@bannzai

bannzai

Swift, Go, Ruby
14,712
star
33
Yoshifumi Kawai (@neuecc)

neuecc

C#, JavaScript
14,526
star
34
Takuya Matsuyama (@craftzdog)

craftzdog

JavaScript, TypeScript, Java
14,428
star
35
Kevin (@kevinzhow)

kevinzhow

Swift, Objective-C, JavaScript
13,570
star
36
Takashi Kitao (@kitao)

kitao

Python, JavaScript, Ruby
13,152
star
37
Hajime Hoshi (@hajimehoshi)

hajimehoshi

Go, JavaScript, C++
13,127
star
38
Ryo Aoyama (@ra1028)

ra1028

Swift, Objective-C
11,734
star
39
Koute (@koute)

koute

Rust, C++, Shell
11,689
star
40
Hiroki Nakayama (@Hironsan)

Hironsan

Python, Jupyter Notebook, JavaScript
11,586
star
41
@ctgk

ctgk

Python, Jupyter Notebook, C++
11,088
star
42
@azu

azu

JavaScript, TypeScript, Objective-C
11,032
star
43
Soichiro Kashima (@ksoichiro)

ksoichiro

Java, Groovy, JavaScript
11,009
star
44
@sureJiang

sureJiang

Objective-C
10,996
star
45
@shirou

shirou

Go, Python, Java
10,960
star
46
Yusuke Inuzuka (@yuin)

yuin

Go, Python, C++
10,264
star
47
kazuya kawaguchi (@kazupon)

kazupon

JavaScript, TypeScript, Vue
10,167
star
48
@yuk7

yuk7

Shell, Kotlin, C
9,592
star
49
Johan Nordberg (@jnordberg)

jnordberg

JavaScript, CoffeeScript, TypeScript
9,296
star
50
Akira Matsuda (@amatsuda)

amatsuda

Ruby, JavaScript, HTML
9,176
star
51
@ogaclejapan

ogaclejapan

Java, Ruby, Shell
9,098
star
52
@koide3

koide3

C++, Python, Shell
9,031
star
53
Hector Martin (@marcan)

marcan

Python, C, Shell
9,007
star
54
@bokuweb

bokuweb

JavaScript, TypeScript, Rust
8,937
star
55
Carbo Kuo (@BYVoid)

BYVoid

C++, JavaScript, C#
8,775
star
56
Toru Nagashima (@mysticatea)

mysticatea

JavaScript, TypeScript, Vue
8,768
star
57
Katsuya Hyodo (@PINTO0309)

PINTO0309

Python, Dockerfile, Shell
8,682
star
58
Hiroki Osame (@privatenumber)

privatenumber

TypeScript, JavaScript, Vue
8,674
star
59
K Lange (@klange)

klange

C, Python, JavaScript
8,583
star
60
Maxence Charriere (@maxence-charriere)

maxence-charriere

Go, C#, HCL
8,578
star
61
Taiki Suzuki (@marty-suzuki)

marty-suzuki

Swift, Objective-C, Kotlin
8,547
star
62
Yuki Hattori (@yhatt)

yhatt

JavaScript, TypeScript, Vue
8,517
star
63
@c-bata

c-bata

Python, Go, JavaScript
8,220
star
64
Eitaro Fukamachi (@fukamachi)

fukamachi

Common Lisp, Emacs Lisp, JavaScript
8,020
star
65
@TakuSemba

TakuSemba

Kotlin, Java, Go
7,942
star
66
Naoya Hatta (@dalance)

dalance

Rust, Vim Script, SystemVerilog
7,910
star
67
Matt Andrews (@matthew-andrews)

matthew-andrews

JavaScript, HTML, Go
7,837
star
68
Takuto NAKAMURA (Kyome) (@Kyome22)

Kyome22

Swift, Objective-C, HTML
7,545
star
69
ฮ›lisue (Ali sueใƒปใ‚ใ‚Šใ™ใˆ) (@lambdalisue)

lambdalisue

Vim Script, Python, TypeScript
7,364
star
70
@simeji

simeji

Vim Script, Ruby, Shell
7,222
star
71
Masafumi Oyamada (@mooz)

mooz

JavaScript, Emacs Lisp, Python
7,189
star
72
Haruki Hasegawa (@h6ah4i)

h6ah4i

Java, C++, Shell
7,106
star
73
Ryuichi Yamamoto (@r9y9)

r9y9

Python, Julia, Jupyter Notebook
7,064
star
74
Guo Yu (@guo-yu)

guo-yu

JavaScript, CSS, HTML
7,034
star
75
@mattatz

mattatz

C#, JavaScript, Rust
6,958
star
76
@ynqa

ynqa

Rust, Go, Python
6,944
star
77
@hecomi

hecomi

C#, C++, C
6,930
star
78
Yosuke Kurami (@Quramy)

Quramy

TypeScript, JavaScript, Vim Script
6,908
star
79
Takumasa Sakao (@sachaos)

sachaos

Go, Shell, Python
6,907
star
80
Ryo Ota (@nwtgck)

nwtgck

TypeScript, Go, JavaScript
6,657
star
81
Hiraku NAKANO (@hirak)

hirak

PHP, Go, JavaScript
6,464
star
82
Lukas Reineke (@lukas-reineke)

lukas-reineke

Lua, JavaScript, Makefile
6,422
star
83
Hideo Hattori (@hhatto)

hhatto

Rust, Python, Go
6,359
star
84
็ฅžไปฃ็ถบๅ‡› (@Tsuk1ko)

Tsuk1ko

JavaScript, TypeScript, Shell
6,338
star
85
Kittinun Vantasin (@kittinunf)

kittinunf

Kotlin, Swift, Objective-C
6,241
star
86
Shohei Ueda (@peaceiris)

peaceiris

TypeScript, Dockerfile, Shell
6,215
star
87
Masayuki Suda (@MasayukiSuda)

MasayukiSuda

Java, Dart, Kotlin
6,179
star
88
ใ‚ฝ็‘ ็’ƒ(soruly) (@soruly)

soruly

JavaScript, HTML, TypeScript
6,178
star
89
Ryo Nakao (@nakabonne)

nakabonne

Go, C#, JavaScript
6,138
star
90
Thomas Camlong (@ajnart)

ajnart

TypeScript, C, Python
6,115
star
91
@kaorun343

kaorun343

TypeScript, JavaScript, Rust
6,060
star
92
@BrambleXu

BrambleXu

Jupyter Notebook, Python, HTML
6,032
star
93
Yuta Hiroto (@hiroppy)

hiroppy

JavaScript, TypeScript, HTML
5,971
star
94
Anand K Subramanian (@AntixK)

AntixK

Python, C++, Jupyter Notebook
5,969
star
95
Kenโ€™ichiro Oyama (@k1LoW)

k1LoW

Go, PHP, Emacs Lisp
5,958
star
96
@shimat

shimat

C#, Python, C++
5,924
star
97
Takayuki Maeda (@TaKO8Ki)

TaKO8Ki

Rust, JavaScript, Ruby
5,883
star
98
Hiroki Kokubun (@cocopon)

cocopon

Vim Script, JavaScript, TypeScript
5,855
star
99
@ryo-ma

ryo-ma

Python, TypeScript, Go
5,848
star
100
Yusuke Konishi (@konifar)

konifar

Java, Ruby, Kotlin
5,731
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.