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Holtz Yan
@holtzy
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Open GitHub
🇫🇷 Montpellier, France
Software Engineer - Dataviz
Profile age: almost 11 years
Updated 1 day ago
4,408 followers • 9 following
Contacts
yan.holtz.data@gmail.com
https://www.yan-holtz.com
@R_Graph_Gallery
https://datavizuniverse.substack.com
Profile Overview
Global
France
Beginner
Adept
Advanced
Expert
Master
Elite
Legend
Global Rank
Legend 4
Persona
Influencer
#5,316
#162,752
#1,007
Explore Ranks
Top 3 Languages By Stars
All Languages
Top 5 Repositories
The-Python-Graph-Gallery
2,145
390
updated 5 days ago • age over 8 years
HTML
51.1%
Jupyter Notebook
48.7%
JavaScript
0.2%
CSS
0.0%
Shell
0.0%
data_to_viz
1,068
294
updated about 1 year ago • age over 7 years
HTML
98.0%
JavaScript
1.8%
CSS
0.2%
SCSS
0.0%
Makefile
0.0%
D3-graph-gallery
835
239
updated about 1 month ago • age over 7 years
HTML
95.1%
JavaScript
4.2%
CSS
0.4%
SCSS
0.3%
Shell
0.0%
R-graph-gallery
719
245
updated about 1 month ago • age over 10 years
HTML
87.8%
JavaScript
11.3%
CSS
0.7%
R
0.2%
SCSS
0.0%
react-graph-gallery
331
26
updated about 1 month ago • age almost 4 years
TypeScript
99.5%
JavaScript
0.3%
CSS
0.1%
R
0.0%
View all 39 repositories
Last Contributions
2024
paletteer
1 PR
+15
-0
R
1,017
52
10
quarto-web
2 PRs
+7
-1
JavaScript
365
974
2023
gatsby
1 PR
+1
-1
JavaScript
55,949
10,269
156
2021
matplotlib
1 PR
+4
-0
Python
21,994
8,118
97
matplotblog
1 PR
+70
-0
Jupyter Notebook
37
39
View all contributions
Latest Updates
17 Nov 2025
Followers Count:
4,396
4,408
02 Nov 2025
Followers Count:
4,394
4,396
19 Oct 2025
Followers Count:
4,369
4,394
05 Oct 2025
Followers Count:
4,353
4,369
21 Sep 2025
Followers Count:
4,336
4,353
06 Jan 2025
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