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Community Health

Community Size

12,186
Authors
2,100
Active Authors
last 2 years
1,404
Multi-Pub Authors
2+ publications
0.9%
Top Author Share
top 10 authors
121,279
Contributors
1,760
Active Contributors
52,243
Core Contributors
43,664
Multi-Repo
2+ repos
251,683
Participants
Publications
Avg Authors/Pub4.8
International857 (27.7%)
Cross-Institutional1569 (50.6%)
Network Density0.0021
Collaboration Bridges
N
Nils Hoffmann
T
Tilmann Weber
F
Fotis Psomopoulos
R
Roland Eils
T
Thomas Wollmann
Domain Connectors
E
Egon Willighagen9 fields, 25 topics
D
Diego Hernangómez8 fields, 21 topics
L
Lu Lu7 fields, 21 topics
V
Vanessa Sochat7 fields, 19 topics
A
Alberto Santini7 fields, 17 topics
Repositories
Avg Contributors/Repo9.2
International Repos0
Cross-Institutional Repos0
Network Density0.0016
Domain Connector Repos
tesselle/nexus11 fields, 16 topics
firefly-cpp/awesome-computational-intelligence-in-sports10 fields, 21 topics
adafede/sapid10 fields, 28 topics
brainglobe/brainglobe-atlasapi10 fields, 32 topics
ropensci/gigs10 fields, 43 topics
Publications
Author Concentration1%
Healthy (3+ authors)2014/3098 (65%)
Solo author513/3098 (17%)
At-Risk Publications (100)
PublicationAuthorYear
DNA Sticky End Design and Assignment for Robust Algorithmic Self-assemblyConstantine G. Evans2013
wrenfold: Symbolic code generation for roboticsGareth Cross2025
Wannier.jlJunfeng Qiao2026
Causal bootstrappingReham Badawy2019
gtfsort: a tool to efficiently sort GTF filesAnne Fu2023
Repositories
Portfolio Bus Factor:1
Healthy distribution5202/47337 (11%)
Single maintainer33582/47337 (71%)
At-Risk Repositories (35910)
RepositoryTop %CoreActive
centerforassessment/sgpflowmatrices100%1
neelsoumya/cosmic_loneliness_equation100%1
songoxq/repeat100%1
lutingwang/head100%1
joedavidbuilds/doctoral-dissertation100%1
Publications
Publication Trend→
Author Consistency0.97
Avg Years Active/Author1.1
Publications by Year
2019
192
2020
283
2021
718
2022
1075
2023
1424
2024
1542
2025
1365
2026
451
Repositories
Commits (52 weeks)411,478
Commits (12 weeks)85,764→
Avg Contributor Consistency0.57
Avg Active Weeks/Contributor26.3
Author Retention
YearTotalNewRet.Churn
20211625156263806
2022183617281081517
2023242522891361700
2024259124451462279
2025176516401252466
2026356335211744
Overall Retention Rate3.0%
Contributor Retention
New Contributors (12mo)820
Retained1413
Churned23416
Retention Rate5.7%

Engagement

Citing Community
Citing Authors1,788,275
Citing Institutions50,443
Citing Topic Breadth
Domains4
Fields26
Subfields252
Topics4,410
Top Citing Fields
Biochemistry, Genetics and Molecular Biology236,248
Environmental Science228,439
Medicine174,901
Agricultural and Biological Sciences165,829
Computer Science158,457
Engineering136,562
Psychology65,894
Neuroscience63,422
Earth and Planetary Sciences62,446
Physics and Astronomy58,883
Top Citing Subfields
Molecular Biology156,368
Ecology114,382
Global and Planetary Change70,729
Genetics66,327
Plant Science65,766
Computer Vision and Pattern Recognition63,046
Artificial Intelligence62,266
Ecology, Evolution, Behavior and Systematics60,944
Nature and Landscape Conservation58,925
Cognitive Neuroscience42,892
Repository Activity
Issues Opened664,823
Issues Closed706,650
PRs Opened1,162,839
PRs Reviewed0
Comments1,900,690
Helpful Reactions197,990
Avg 0.10 reactions/comment
230476 reporters0 reviewers7214 triagers5113 support

Champions

Most Prolific Authors
E
Egon Willighagen
18 publications
M
Martin Rohrmeier
15 publications
M
Markus Neuwirth
14 publications
High-Impact Maintainers
TensorFlower Gardener
179 citations, 346,207 stars
Qianli Scott Zhu
179 citations, 335,922 stars
borda
113,248 citations, 221,464 stars
Longest Author Careers
E
Egon Willighagen
24 years (2000-2023)
A
Andrej Šali
21 years (2003-2023)
M
Michael Chirico
20 years (2006-2025)
Longevity Leaders
Peter Teuben
39 years, 62% consistency
Eelco Dolstra
24 years, 89% consistency
Luigi Ballabio
26 years, 77% consistency
Community Advocates
codecov[bot]
100693 comments, 151 reactions
github-actions[bot]
96394 comments, 194 reactions
dependabot[bot]
95839 comments, 26 reactions

Top People

Top Authors (1000)

AuthorPubs ▼InstitutionsTopicsYears
E
Egon Willighagen
185252000-2023
M
Martin Rohrmeier
152122018-2025
M
Markus Neuwirth
142122018-2025
L
Lu Lu
134212019-2023
J
Johannes Hentschel
132112021-2025
D
Diego Hernangómez
130212019-2024
V
Vincent Cicirello
111192018-2024
Y
Yannis Rammos
112102022-2025
V
Vanessa Sochat
113192014-2022
H
Hadley Wickham
111142007-2019
J
Jonathan W. Waks
112182023-2025
S
Subhajit Sahu
110182023-2025
G
George Em Karniadakis
103142019-2023
C
Chris T. Evelo
101172010-2023
A
Alberto Santini
106172017-2025
A
Aris T. Papageorghiou
92112014-2020
T
Thomas Donoghue
93132019-2023
F
Fu Siong Ng
84142023-2025
U
Uğur Doğrusöz
82142008-2022
N
Nicolas Frèrebeau
8782019-2025

Top Contributors (1000)

ContributorReposCommits ▼StatusConsistency
Glenn Jocher
276464,178
Core
0.89
Raniere Silva
1151281,760
Core
0.61
stdlib-bot
4463257,271
Core
0.22
Even Rouault
25207,697
Core
0.65
Dr. Jeffrey Chijioke-Uche
2207,035
Core
1.02
automatic1111
53167,361
Core
0.90
Sjur N Moshagen
155137,101
Core
0.43
François Michonneau
1246132,176
Core
0.14
Charles Harris
30114,275
Core
0.61
mikhailkasimov
2102,710
Core
0.96
Frank Warmerdam
1497,941
Core
0.65
Greg Wilson
44883,638
Core
0.11
Mark Tyneway
2880,812
Core
0.84
W. Trevor King
122975,681
Core
0.17
James Foucar
1474,793
Core
0.87
Patrick von Platen
9070,274
Core
0.73
John Chilton
2169,988
Core
0.77
chrisrackauckas
19068,958
Core
0.64
Thomas Wolf
5968,267
Core
0.42
Dannon
1865,232
Core
0.72