🇫🇮 Finland Open Source Developers

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

Developers

6,733

Organizations

765

Repositories

45,809

Top Rank

Clojure, MATLAB, Rust

🇫🇮 Made in Finland Compare with other countries 🌐 All countries
101
Teemu Toivola (@vergoh)

vergoh

C, Shell, Python
1,395
star
102
Jaakko Keränen (@skyjake)

skyjake

C++, C
1,370
star
103
Riku Rouvila (@rikukissa)

rikukissa

JavaScript, TypeScript, CoffeeScript
1,368
star
104
Lucas Käldström (@luxas)

luxas

Shell, Go, Makefile
1,363
star
105
Pauli Jokela (@Dids)

Dids

Go, JavaScript, C#
1,352
star
106
Aki Helin (@aoh)

aoh

Scheme, Shell, Assembly
1,352
star
107
Antti Haapala (@ztane)

ztane

Python, C, CoffeeScript
1,283
star
108
Antti Kaihola (@akaihola)

akaihola

Python, JavaScript, PowerShell
1,283
star
109
yi (@YIZHUANG)

YIZHUANG

JavaScript, TypeScript, Shell
1,280
star
110
Paul-Christian Bürkner (@paul-buerkner)

paul-buerkner

HTML, TeX, R
1,278
star
111
Tomi Tuhkanen (@ttu)

ttu

C#, JavaScript, TypeScript
1,275
star
112
Raine Virta (@raine)

raine

JavaScript, LiveScript, Shell
1,272
star
113
@Teemu

Teemu

Python, JavaScript, Ruby
1,270
star
114
Juha Paananen (@raimohanska)

raimohanska

JavaScript, Haskell, TypeScript
1,263
star
115
Rydmike (@rydmike)

rydmike

Dart, C++, JavaScript
1,263
star
116
Roni Laukkarinen (@ronilaukkarinen)

ronilaukkarinen

CSS, JavaScript, SCSS
1,249
star
117
Ville Lautanala (@lautis)

lautis

JavaScript, Ruby, Swift
1,222
star
118
Leo McCormack (@leomccormack)

leomccormack

C, C++, MATLAB
1,204
star
119
Jussi Lind (@juzzlin)

juzzlin

C++
1,177
star
120
Berker Peksag (@berkerpeksag)

berkerpeksag

Python, HTML, Vim Script
1,174
star
121
Mikko Jaakkola (@hawku)

hawku

C++
1,156
star
122
Mike Shchurov (@shchurov)

shchurov

Java
1,102
star
123
@SkyN9ne

SkyN9ne

C, C#, C++
1,102
star
124
Mikko Peltonen (@mpeltonen)

mpeltonen

Scala
1,098
star
125
Topi Talvitie (@ttalvitie)

ttalvitie

C++, C, Java
1,070
star
126
@Captainarash

Captainarash

C, JavaScript
1,054
star
127
Roni Väyrynen (@ronivay)

ronivay

Shell, Dockerfile
1,049
star
128
Tarmo Leppänen (@tarlepp)

tarlepp

PHP, JavaScript, TypeScript
1,035
star
129
Jesper Wohlert (@wohlert)

wohlert

Python, C++, Jupyter Notebook
1,032
star
130
Jari Pennanen (@Ciantic)

Ciantic

Rust, TypeScript, C
1,031
star
131
Viljo Viitanen (@viljoviitanen)

viljoviitanen

Shell, JavaScript, Python
1,028
star
132
Tatu Tarvainen (@tatut)

tatut

Clojure, Smalltalk, CSS
1,022
star
133
Rakhim Davletkaliyev (@freetonik)

freetonik

HTML, C++, Emacs Lisp
1,009
star
134
Markus Ottela (@maqp)

maqp

Python
1,003
star
135
Arek Hiler (@ivyl)

ivyl

Shell, Lua, Python
998
star
136
Mavi (@mavi888)

mavi888

JavaScript, TypeScript, Others
985
star
137
Joona Aalto (@Jondolf)

Jondolf

Rust, Svelte
974
star
138
Elias Kosunen (@eliaskosunen)

eliaskosunen

C++, HTML, Vim Script
956
star
139
Richard Lewis (@richrd)

richrd

Python, JavaScript, Shell
947
star
140
Ali Rantakari (@ali-rantakari)

ali-rantakari

Objective-C, C, Shell
941
star
141
Christoffer Niska (@crisu83)

crisu83

PHP, JavaScript, CSS
938
star
142
Daniel Öster (@dalathegreat)

dalathegreat

C, Arduino, C++
928
star
143
Gerard Lledó (@gerard)

gerard

C, Python, Shell
922
star
144
Simo Ahava (@sahava)

sahava

JavaScript, Python, HTML
921
star
145
Valtteri Koskivuori (@vkoskiv)

vkoskiv

C, Swift, Shell
914
star
146
Perry Mitchell (@perry-mitchell)

perry-mitchell

JavaScript, TypeScript, C#
908
star
147
@jamestthompson3

jamestthompson3

Rust, JavaScript, Vim Script
907
star
148
Jonnie (@jonniek)

jonniek

Lua, JavaScript, Vue
898
star
149
Adrian Hornsby (@adhorn)

adhorn

Python, TypeScript, JavaScript
890
star
150
Juga Paazmaya (@paazmaya)

paazmaya

JavaScript, CSS, HTML
882
star
151
Akseli Palén (@axelpale)

axelpale

JavaScript, HTML, Python
876
star
152
@fogfish

fogfish

Erlang, Go, Makefile
870
star
153
Svyat Sobol (@svsool)

svsool

TypeScript, Objective-C, Python
866
star
154
Matteo Cafasso (@noxdafox)

noxdafox

Python, Erlang, Elixir
865
star
155
Vlad Știrbu (@vstirbu)

vstirbu

JavaScript, Java, Shell
859
star
156
Mikko Korpela (@mkorpela)

mkorpela

Python, RobotFramework
857
star
157
Tung Vo (@tungvoduc)

tungvoduc

Swift
850
star
158
Otto Seiskari (@oseiskar)

oseiskar

JavaScript, Python, Java
848
star
159
Inan Evin (@inanevin)

inanevin

C++, C#, Java
824
star
160
Mikael Koskinen (@mikoskinen)

mikoskinen

C#, JavaScript, CSS
824
star
161
Tomasz Czajęcki (@tchayen)

tchayen

TypeScript, JavaScript, C++
813
star
162
Jaakko Lukkari (@orktes)

orktes

Go, JavaScript, Java
809
star
163
@lassik

lassik

Emacs Lisp, Scheme, Elm
798
star
164
Teemu Matilainen (@tmatilai)

tmatilai

Ruby, Shell, Vim Script
796
star
165
Anna-Maria Meriniemi (@TheAMM)

TheAMM

Python, Lua, C
784
star
166
Eetu Tuomala (@laardee)

laardee

JavaScript, Shell
779
star
167
Oona Räisänen (@windytan)

windytan

C++, C, Perl
774
star
168
Hannes Karppila (@Dentosal)

Dentosal

Rust, Python, C++
754
star
169
Matti Tahvonen (@mstahv)

mstahv

Java, CSS, HTML
746
star
170
Jason Robinson (@jaywink)

jaywink

Python, JavaScript, Shell
746
star
171
Jarkko Sonninen (@kasbert)

kasbert

C, C++, Python
746
star
172
Casper Talvio (@CTalvio)

CTalvio

CSS, Squirrel
743
star
173
Tero Saarni (@tsaarni)

tsaarni

C++, Python, Shell
736
star
174
Eemeli Kelokorpi (@ekelokorpi)

ekelokorpi

JavaScript
735
star
175
Janne Vanhala (@jpvanhal)

jpvanhal

Python, C++, TypeScript
733
star
176
Jussi Kuokkanen (@Lurkki14)

Lurkki14

Haskell, C++, Shell
731
star
177
Dan Jacob (@danjac)

danjac

Python, JavaScript, Go
726
star
178
Otto Chrons (@ochrons)

ochrons

Scala, HTML, JavaScript
723
star
179
Henrik Nyman (@nyyManni)

nyyManni

C, Emacs Lisp, Python
720
star
180
Aarni Koskela (@akx)

akx

Python, JavaScript, TypeScript
719
star
181
Sami Perttu (@SamiPerttu)

SamiPerttu

Rust, C++, F#
718
star
182
Javad Rajabzadeh (@Ja7ad)

Ja7ad

Go, HTML, JavaScript
717
star
183
Ville Laurikari (@laurikari)

laurikari

C
711
star
184
Irtiza Hasan (@hasanirtiza)

hasanirtiza

Python
711
star
185
Tero Lindeman (@kometbomb)

kometbomb

C++, C, Shell
708
star
186
Binghui Liu (@aceisScope)

aceisScope

Objective-C, Swift, HTML
703
star
187
Henri Parviainen (@henripar)

henripar

JavaScript, Vue, TypeScript
695
star
188
Martin Vysny (@mvysny)

mvysny

Kotlin, Java, SCSS
692
star
189
Osmo Salomaa (@otsaloma)

otsaloma

Python, QML, CSS
692
star
190
Santtu Keskinen (@skeskinen)

skeskinen

Python, C++, JavaScript
688
star
191
Fotis Papadogeorgopoulos (@fpapado)

fpapado

JavaScript, TypeScript, Elm
686
star
192
Jussi Hietanen (@jussihi)

jussihi

C, C++, CSS
686
star
193
Martin Björkström (@bjorkstromm)

bjorkstromm

C#, F#, JavaScript
683
star
194
Eero Talus (@eerotal)

eerotal

Python, Shell, C
681
star
195
Matias Korhonen (@matiaskorhonen)

matiaskorhonen

Ruby, JavaScript, Go
680
star
196
Kai Sellgren (@kaisellgren)

kaisellgren

Dart, JavaScript, Rust
676
star
197
Lauri Niskanen (@Ape)

Ape

Python, Shell, Ruby
674
star
198
Timo Lappalainen (@ttlappalainen)

ttlappalainen

C++, C
655
star
199
Joosua Santasalo (@jsa2)

jsa2

JavaScript, Shell, HTML
655
star
200
Archontis Politis (@polarch)

polarch

MATLAB, JavaScript
646
star

Statistics

By location

Helsinki 56.2%
Tampere 10.7%
Espoo 10.5%
Oulu 5.6%
Turku 5.2%
Other 11.7%

By programing language

JavaScript
21.8%
Python
16.4%
C++
8.6%
Java
6.8%
C
6.1%
Other
40.2%

World rating by programing language (country/rank)

Clojure
6
MATLAB
19
Rust
21
C++
23
C
23

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