🇰🇷 South Korea Open Source Developers

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

Developers

21,862

Organizations

1,550

Repositories

136,516

Top Rank

Jupyter Notebook, Kotlin, Python

🇰🇷 Made in South Korea Compare with other countries 🌐 All countries
1
Jaewoong Eum (@skydoves)

skydoves

Kotlin, Java, C#
50,938
star
2
MinJae Kwon (Miti) (@mingrammer)

mingrammer

Go, Python, JavaScript
42,067
star
3
Yunjey Choi (@yunjey)

yunjey

Python, Jupyter Notebook
34,047
star
4
Byungjin Park (Claud) (@posquit0)

posquit0

JavaScript, Shell, Python
21,096
star
5
Kyubyong Park (@Kyubyong)

Kyubyong

Python, Jupyter Notebook, HTML
21,023
star
6
Tae Hwan Jung (@graykode)

graykode

Python, Jupyter Notebook, Shell
20,403
star
7
Suyeol Jeon (@devxoul)

devxoul

Swift, Objective-C, Python
18,738
star
8
Junho Kim (@taki0112)

taki0112

Python, Java
16,410
star
9
DongUk Lee (@jojoldu)

jojoldu

Java, TypeScript, JavaScript
16,078
star
10
Hoseong Lee (@hoya012)

hoya012

Jupyter Notebook, Python
14,969
star
11
HAHWUL (@hahwul)

hahwul

Ruby, Go, Shell
14,066
star
12
Sangmin, Shim (@davidshimjs)

davidshimjs

JavaScript
13,370
star
13
Daybrush (Younkue Choi) (@daybrush)

daybrush

TypeScript, JavaScript, HTML
13,343
star
14
Gyoogle (@gyoogle)

gyoogle

Java, JavaScript, C++
12,553
star
15
Chris Ohk (@utilForever)

utilForever

Rust, C++, Python
10,524
star
16
@gurugio

gurugio

C, Rust, C++
10,187
star
17
Utku Ozbulak (@utkuozbulak)

utkuozbulak

Python, Jupyter Notebook
8,943
star
18
Kyle Yi (@younatics)

younatics

Swift, HTML, Ruby
8,170
star
19
Sunhyoup Lee (@kciter)

kciter

JavaScript, Swift, Shell
8,050
star
20
Jeongho Nam (@samchon)

samchon

TypeScript, JavaScript, CSS
8,004
star
21
Kim Seonghyeon (@rosinality)

rosinality

Python, JavaScript, Cuda
7,936
star
22
Dave MacLeod (@Dhghomon)

Dhghomon

Rust, JavaScript, Shell
7,840
star
23
Jaeseung Ha (@ipkn)

ipkn

Python, C++, C
7,716
star
24
@bryandlee

bryandlee

Python, Jupyter Notebook, MATLAB
6,689
star
25
Sungjoon (@sjchoi86)

sjchoi86

Jupyter Notebook, MATLAB, HTML
6,686
star
26
Suhun Han (@ssut)

ssut

Python, TypeScript, Go
6,352
star
27
Namju Kim (@buriburisuri)

buriburisuri

Python
6,130
star
28
Junseong Kim (@codertimo)

codertimo

Python, Go
6,082
star
29
Junwoo Ji (@738)

738

JavaScript, TypeScript, HTML
5,772
star
30
MinWoo(Daniel) Park (@dsdanielpark)

dsdanielpark

Python, Jupyter Notebook, JavaScript
5,419
star
31
Dabi Ahn (@andabi)

andabi

Python, Java, Cuda
5,238
star
32
MS_Y (@black7375)

black7375

TypeScript, Shell, Emacs Lisp
5,173
star
33
heeyeun (@yeun)

yeun

Handlebars, Shell, JavaScript
5,162
star
34
Chansung Park (@deep-diver)

deep-diver

Jupyter Notebook, Python, HTML
5,146
star
35
Dongbin Na / 나동빈 (@ndb796)

ndb796

Jupyter Notebook, JavaScript, Python
5,128
star
36
Ted Park (@ParkSangGwon)

ParkSangGwon

Java, Kotlin
4,784
star
37
Cruz (@cruisediary)

cruisediary

Swift, Python
4,600
star
38
@tucan9389

tucan9389

Swift, Python, Objective-C
4,185
star
39
Changbeom Ahn (@kewlbear)

kewlbear

Swift, Shell, Python
4,152
star
40
Jin Kim (@golbin)

golbin

Python, JavaScript, TypeScript
4,151
star
41
Hong Minhee (洪 民憙) (@dahlia)

dahlia

Python, TypeScript, Haskell
4,114
star
42
Yurim Jalynne Jin (@milooy)

milooy

JavaScript, HTML, TypeScript
4,092
star
43
YoungJoo.Kim (@vozlt)

vozlt

C, Perl, PHP
3,803
star
44
Junho Yeo (@junhoyeo)

junhoyeo

TypeScript, Python, JavaScript
3,646
star
45
이승우 (@WooVictory)

WooVictory

Kotlin, HTML, Java
3,621
star
46
Dion (@ksundong)

ksundong

Java, Jupyter Notebook, Shell
3,549
star
47
Jaehoon Jung (@uzysjung)

uzysjung

Objective-C, JavaScript
3,456
star
48
Nguyen Mau Dzung (@maudzung)

maudzung

Python, C++, Jupyter Notebook
3,397
star
49
Hyunyoung Cho (@ZeroCho)

ZeroCho

JavaScript, TypeScript, HTML
3,374
star
50
Dowon (@Bing-su)

Bing-su

Python, Shell
3,320
star
51
Chris Hoyean Song (@chris-chris)

chris-chris

Python, C#, Jupyter Notebook
3,266
star
52
Sungdong Kim (@DSKSD)

DSKSD

Jupyter Notebook, Python
3,264
star
53
Jeong, YunWon (@youknowone)

youknowone

Python, Objective-C, Rust
3,259
star
54
Outsider (@outsideris)

outsideris

JavaScript, Shell, Scala
3,226
star
55
Kevin Ko (@hyunwoongko)

hyunwoongko

Python, Java, Jupyter Notebook
3,167
star
56
Jangwon Park (@monologg)

monologg

Python, Shell, Java
3,166
star
57
Choongwoo Han (@tunz)

tunz

Python, Go, Haskell
3,158
star
58
Lee Ho Sung (@leehosung)

leehosung

Python, Jupyter Notebook, Objective-C
3,114
star
59
JohnGrib (@johngrib)

johngrib

Java, Vim Script, JavaScript
3,106
star
60
@qwopqwop200

qwopqwop200

Python, Jupyter Notebook
3,050
star
61
Namhyung Kim (@namhyung)

namhyung

C, Go, HTML
2,922
star
62
Poco (@pocojang)

pocojang

JavaScript, TypeScript, HTML
2,897
star
63
@seungeunrho

seungeunrho

Python
2,839
star
64
Keon Lee (@keonlee9420)

keonlee9420

Python, Jupyter Notebook, HTML
2,815
star
65
Teddy Lee (@teddylee777)

teddylee777

Jupyter Notebook, Python, HTML
2,690
star
66
Haesun Park (@rickiepark)

rickiepark

Jupyter Notebook, Python, JavaScript
2,656
star
67
Sanghyun Son (@sanghyun-son)

sanghyun-son

Python
2,653
star
68
Sung Yun Byeon (@zzsza)

zzsza

Jupyter Notebook, Python, Shell
2,649
star
69
Junbum Lee (@Beomi)

Beomi

Python, JavaScript, Dockerfile
2,647
star
70
Giseop Kim (@gisbi-kim)

gisbi-kim

C++, Python, MATLAB
2,630
star
71
Soohwan Kim (@sooftware)

sooftware

Python, C, SCSS
2,571
star
72
Joohong Lee (@roomylee)

roomylee

Python, Jupyter Notebook, HTML
2,527
star
73
Youngwan Lee (@youngwanLEE)

youngwanLEE

Python, HTML, C++
2,479
star
74
myoungho.pak (@qkraudghgh)

qkraudghgh

Go, Shell, C++
2,453
star
75
Harry (@Harry24k)

Harry24k

Jupyter Notebook, Python, HTML
2,445
star
76
Sung-Ho Lee (@pocorall)

pocorall

Scala, Dockerfile, Java
2,374
star
77
Sparrow (@kska32)

kska32

JavaScript, SCSS, HTML
2,365
star
78
Clint Jang (@ClintJang)

ClintJang

Swift, JavaScript
2,356
star
79
Jinwoo Park (Curt) (@Curt-Park)

Curt-Park

Python, Jupyter Notebook, JavaScript
2,349
star
80
Wegra Lee (@WegraLee)

WegraLee

2,343
star
81
@iziz

iziz

Objective-C
2,339
star
82
Jongchan Park (@Jongchan)

Jongchan

Python
2,327
star
83
Myeongjun Kim (@leaderj1001)

leaderj1001

Python, Jupyter Notebook
2,291
star
84
Rhio Kim (@rhiokim)

rhiokim

JavaScript, CSS, TypeScript
2,262
star
85
Bobby Chen (@yehengchen)

yehengchen

Python, Shell, C++
2,242
star
86
Hyeon Kim (김지현) (@simnalamburt)

simnalamburt

Rust, JavaScript, Shell
2,214
star
87
길벗 IT전문서 (@gilbutITbook)

gilbutITbook

Java, Python, JavaScript
2,203
star
88
RPM Robotics Lab @SNU (@irapkaist)

irapkaist

C++, MATLAB, CMake
2,154
star
89
아구몬 (@ljlm0402)

ljlm0402

TypeScript, JavaScript, HTML
2,133
star
90
ArLupin (@ParkGwangBeom)

ParkGwangBeom

Objective-C, Swift
2,128
star
91
curtis.abcd (@ildoonet)

ildoonet

Python, C++, CSS
2,127
star
92
JERCY (@JeaSungLEE)

JeaSungLEE

Swift, Objective-C, Dart
2,030
star
93
FoxMaSk (@foxmask)

foxmask

Python, PHP
1,993
star
94
junhyi park (@tilltue)

tilltue

Swift, Objective-C, Kotlin
1,969
star
95
Jinyoung Choi (@gliese581gg)

gliese581gg

Python, Jupyter Notebook
1,923
star
96
Minsoo Kim (@kmshack)

kmshack

Java, Kotlin, SCSS
1,897
star
97
Hyunwoo Park (@lqez)

lqez

Python, JavaScript, HTML
1,876
star
98
Kangmin Park (@pr0gr4m)

pr0gr4m

C, Java
1,867
star
99
ygcho (@youngguncho)

youngguncho

Python, CMake, C++
1,806
star
100
KyungWoon Cho (@cezanne)

cezanne

C
1,804
star

Statistics

By location

Daejeon 12.8%
Seongnam-si 11.7%
Suwon-si 9.9%
Incheon 8.0%
Busan 7.0%
Other 50.6%

By programing language

JavaScript
20.1%
Python
18.6%
Java
14.4%
Jupyter Notebook
7.2%
TypeScript
7.2%
Other
32.5%

World rating by programing language (country/rank)

Jupyter Notebook
8
Kotlin
8
Python
9
Java
9
Swift
9

* More analytics for signed in users.