Top COBOL Contributors

Open Source contributors by country or language. Discover top open source heroes.

More about
COBOL

Ranking by COBOL

1
Open Mainframe Project (@openmainframeproject)

openmainframeproject

C, CoffeeScript, HTML
2,538
star
2
@azac

azac

Python, Swift, COBOL
949
star
3
Ionică Bizău (Johnny B.) (@IonicaBizau)

IonicaBizau

JavaScript, HTML, Shell
865
star
4
Sonar (@SonarSource)

SonarSource

Java, Shell, TypeScript
809
star
5
Cloudflare (@cloudflare)

cloudflare

JavaScript, Go, TypeScript
387
star
6
Ulrich Wolffgang (@uwol)

uwol

Java, PHP, C
136
star
7
LB (@lauryndbrown)

lauryndbrown

Python, COBOL, PHP
132
star
8
Dave Nicolette (@neopragma)

neopragma

Java, COBOL, Ruby
121
star
9
Martin Moxon (@moxon6)

moxon6

JavaScript, CSS, Python
112
star
10
International Business Machines (@IBM)

IBM

Python, JavaScript, Jupyter Notebook
111
star
11
@kotlin-graphics

kotlin-graphics

Kotlin, COBOL
94
star
12
M. (@Martinfx)

Martinfx

C, C++, COBOL
75
star
13
@Apress

Apress

Java, C#, HTML
73
star
14
Victor Ribeiro (@victorqribeiro)

victorqribeiro

JavaScript, Python, HTML
69
star
15
Open COBOL Solution WG in OSS Consortium (@opensourcecobol)

opensourcecobol

COBOL, Shell, HTML
65
star
16
AWS Samples (@aws-samples)

aws-samples

Python, JavaScript, Jupyter Notebook
64
star
17
NAV IT (@navikt)

navikt

Kotlin, TypeScript, Java
52
star
18
Eclipse Foundation (@eclipse)

eclipse

Java, C++, HTML
46
star
19
IBM CICS Transaction Server for z/OS (@cicsdev)

cicsdev

Java, COBOL, Assembly
45
star
20
Mike Harris (@mikebharris)

mikebharris

COBOL, Go, JavaScript
41
star
21
@krisds

krisds

JavaScript, COBOL, Java
39
star
22
@z390development

z390development

COBOL
37
star
23
Quinn Evans (@qgevans)

qgevans

Common Lisp, COBOL, Python
37
star
24
Etalab (@etalab)

etalab

Python, JavaScript, Jupyter Notebook
35
star
25
Michelle "MishManners®™" Duke (@mishmanners)

mishmanners

HTML, C#, Python
31
star
26
Erik E (@shamrice)

shamrice

COBOL, C++, Java
31
star
27
Shaun Lawrie (@ShaunLawrie)

ShaunLawrie

PowerShell, C#, COBOL
26
star
28
IBM - Washington System Center (@ibm-wsc)

ibm-wsc

Jupyter Notebook, COBOL
25
star
29
Will (@willdoescode)

willdoescode

Rust, Haskell, Go
25
star
30
Programación Fácil Youtube (@TheHittosLab)

TheHittosLab

Python, COBOL, HTML
22
star
31
Hartanto Ario Widjaya (@tanto259)

tanto259

Python, COBOL
22
star
32
Eric (@EstesE)

EstesE

JavaScript, C#, COBOL
22
star
33
@zosconnect

zosconnect

Java, COBOL, TypeScript
22
star
34
Phanikiran Siddineni (@phanikiran99)

phanikiran99

COBOL, Jupyter Notebook
22
star
35
Walmart Global Tech (@walmartlabs)

walmartlabs

JavaScript, Clojure, Java
21
star
36
Modern COBOL (@morecobol)

morecobol

COBOL, HTML, JavaScript
21
star
37
Luca Piccinelli (@lucapiccinelli)

lucapiccinelli

Kotlin, Python, C#
20
star
38
Gerrit Beine (@gbeine)

gbeine

Python, Ruby, TypeScript
20
star
39
Augusto Manzano (@J-AugustoManzano)

J-AugustoManzano

C++, C#, HTML
20
star
40
Denise Yu (@deniseyu)

deniseyu

Ruby, JavaScript, HTML
20
star
41
Rocket Software (@RocketSoftware)

RocketSoftware

JavaScript, Python, Shell
20
star
42
OpenText (@MicroFocus)

MicroFocus

Java, JavaScript, C#
19
star
43
@OlegKunitsyn

OlegKunitsyn

Java, COBOL, PHP
18
star
44
@addinall

addinall

Python, Assembly, R
18
star
45
Vernieri (@vernieri)

vernieri

Python, Java, JavaScript
17
star
46
Anna Kosieradzka (@GaloisGirl)

GaloisGirl

Jupyter Notebook, COBOL
17
star
47
Warren Gay (@ve3wwg)

ve3wwg

C++, C, Assembly
16
star
48
@ibmdbbdev

ibmdbbdev

COBOL
15
star
49
Sasha Shpota (@Shpota)

Shpota

Java, TypeScript, Go
15
star
50
JJ Asghar (@jjasghar)

jjasghar

Ruby, Shell, CoffeeScript
14
star