plotly/plotly.js

Open-source JavaScript charting library behind Plotly and Dash

Stars: 18.3k
Forks: 2k
Open beginner issues: 3
Indexed issues: 713
Avg merge: 2d 12h
Merged PRs (30d): 28

Dominant language: JavaScript
License: MIT
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

Beginner friendly Everything

Open All

713 open issues indexed

Performance Issues with Sankey Diagram in react-plotly.js with large data Open

bug P3 performance

Difficulty 5/5 Over a week Newbie friendliness 25/100

plotly/plotly.js#7045 · Opened Jul 14, 2024
overlapped links become inaccessible in Sankey plot Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 38/100

plotly/plotly.js#7042 · Opened Jul 8, 2024
Duplicate Keys on X-Axis with Date Format and formatTick Open

bug P2

Difficulty 4/5 3-5 days Newbie friendliness 35/100

plotly/plotly.js#7041 · 1 comment · 1 reaction · Opened Jul 2, 2024
Remove line numbers from `lib/locales/es.js` Open

bug infrastructure P2

Difficulty 1/5 Under an hour Newbie friendliness 45/100

plotly/plotly.js#7040 · Opened Jun 28, 2024
hoveron fills doesn't work on charts with rangeslider Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 38/100

plotly/plotly.js#7039 · 1 reaction · Opened Jun 28, 2024
Dynamically assigning false to the legendPosition property in Plotly.js is not working. Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 35/100

plotly/plotly.js#7038 · 1 comment · Opened Jun 26, 2024
change auto conversion of text to number on x axis (current is misleading) Open

feature P3

Difficulty 4/5 3-5 days Newbie friendliness 35/100

plotly/plotly.js#7031 · 1 reaction · Opened Jun 19, 2024
Fix Jasmine test `restyle radial axis title` Open

bug P2 regression

Difficulty 3/5 1-2 days Newbie friendliness 25/100

plotly/plotly.js#7029 · 1 reaction · Opened Jun 18, 2024
add level-of-detail for scatter plots (and geo/sf plots) Open

feature P2

Difficulty 5/5 Over a week Newbie friendliness 25/100

plotly/plotly.js#7027 · 2 reactions · Opened Jun 17, 2024
Port v3 Chord diagrams to v4 Open

feature P2

Difficulty 5/5 Over a week Newbie friendliness 25/100

plotly/plotly.js#7025 · Opened Jun 14, 2024
partial autorange gets overridden on subsequent `react` calls Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 45/100

plotly/plotly.js#7024 · 1 comment · 3 reactions · Opened Jun 13, 2024
Multiple legends no longer work starting with v2.25.0 Open

bug P2 regression

plotly/plotly.js#7023 · 4 comments · 1 assignee · Opened Jun 13, 2024
enhance Plotly Parallel Coordinates Plot with Hover Data Functionality Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 30/100

plotly/plotly.js#7016 · 2 comments · 2 reactions · Opened Jun 5, 2024
Add `word-spacing` option to SVG text fonts Open

feature P3

Difficulty 3/5 1-2 days Newbie friendliness 35/100

plotly/plotly.js#7014 · Opened Jun 5, 2024
*axis* `hoversubplots` should work with `matches` axes Open

bug P3

Difficulty 4/5 3-5 days Newbie friendliness 30/100

plotly/plotly.js#7011 · 1 comment · Opened Jun 3, 2024
Color array or color scale do not work in patterned markers hover x unified hovermode Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 45/100

plotly/plotly.js#7008 · 1 comment · Opened May 30, 2024
Add size option for layout.legend.itemsizing : 'constant' Open

feature P3

Difficulty 4/5 3-5 days Newbie friendliness 35/100

plotly/plotly.js#7007 · 1 comment · Opened May 30, 2024
add Y-axis autoscaling with X-axis range change Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 30/100

plotly/plotly.js#6995 · 4 comments · 2 reactions · Opened May 9, 2024
add histograms on splom diagonals Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 35/100

plotly/plotly.js#6991 · 4 comments · Opened May 8, 2024
Display tooltips on zero value bars Open

feature P3

Difficulty 3/5 1-2 days Newbie friendliness 45/100

plotly/plotly.js#6988 · 2 comments · Opened Apr 29, 2024
Change the height of the legend graphic (specifically for fill) Open

feature P3

Difficulty 3/5 1-2 days Newbie friendliness 45/100

plotly/plotly.js#6984 · Opened Apr 25, 2024
Hovertemplate use html tag is not working Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 35/100

plotly/plotly.js#6982 · 2 comments · Opened Apr 24, 2024
Clickmode "event+select" activated and Clicking outside of Graph calls onUpdate incorrectly Open

bug P2

Difficulty 4/5 3-5 days Newbie friendliness 35/100

plotly/plotly.js#6977 · 1 comment · Opened Apr 19, 2024
Support `user-select` text from the graph elements Open

cs feature P2

Difficulty 3/5 1-2 days Newbie friendliness 35/100

plotly/plotly.js#6976 · 3 comments · 1 reaction · Opened Apr 18, 2024
Support `text-overflow` in SVG text Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 25/100

plotly/plotly.js#6975 · Opened Apr 17, 2024
Colorbar Orientation Change Causes Render Issue Open

bug good for agent P3

Difficulty 3/5 1-2 days Newbie friendliness 35/100

plotly/plotly.js#6973 · Opened Apr 17, 2024
add GeoJSON Layer Display Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 25/100

plotly/plotly.js#6964 · Opened Apr 12, 2024
Remove label gap in treemap Open

feature P3

Difficulty 4/5 3-5 days Newbie friendliness 45/100

plotly/plotly.js#6949 · 2 reactions · Opened Apr 9, 2024
Update release process to specify updating the renderer in VSCode Open

infrastructure P1

Difficulty 3/5 1-2 days Newbie friendliness 48/100

plotly/plotly.js#6945 · Opened Mar 28, 2024
add a colorbar axis label to cone plots Open

feature P3

Difficulty 4/5 3-5 days Newbie friendliness 35/100

plotly/plotly.js#6942 · Opened Mar 26, 2024
BUILDING.md: minor typo and some Markdown syntax errors Open

bug infrastructure P2

Difficulty 1/5 Under an hour Newbie friendliness 65/100

plotly/plotly.js#6930 · Opened Mar 15, 2024
Tooltip value display incorrent Open

bug P2

Difficulty 3/5 1-2 days Newbie friendliness 45/100

plotly/plotly.js#6926 · 7 comments · Opened Mar 15, 2024
screenreader needs for SVG accessibility Open

bug P2

Difficulty 3/5 1-2 days Newbie friendliness 42/100

plotly/plotly.js#6920 · 2 reactions · Opened Mar 12, 2024
pie chart hover label hidden Open

bug P3 regression

Difficulty 3/5 1-2 days Newbie friendliness 45/100

plotly/plotly.js#6916 · 2 reactions · Opened Mar 7, 2024
Combining rangemode tozero and tickformat set to "," produces unexpected results Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 35/100

plotly/plotly.js#6913 · Opened Mar 1, 2024
hoverdistance broken in 3D scatter plots (hover radius vs click radius)? Open

bug P3

Difficulty 4/5 3-5 days Newbie friendliness 35/100

plotly/plotly.js#6908 · Opened Feb 28, 2024
Inconsistent behavior when providing an array of marker sizes in "markers" mode on scatter3D Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 38/100

plotly/plotly.js#6904 · Opened Feb 21, 2024
Rangeslider won't reset after zooming out Open

bug P3 size: 1

Difficulty 4/5 3-5 days Newbie friendliness 48/100

plotly/plotly.js#6903 · 3 comments · Opened Feb 19, 2024
Clicks are sometimes missed with clickmode layout key Open

bug P2 sev-2

Difficulty 4/5 3-5 days Newbie friendliness 25/100

plotly/plotly.js#6898 · 4 comments · 1 reaction · Opened Feb 14, 2024
axes range not working. Range is +-1, data is 0->1.6e10 Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 42/100

plotly/plotly.js#6896 · 3 comments · Opened Feb 14, 2024
Smith Chart (scattersmith) pan & zoom functionality Open

feature P3

Difficulty 4/5 3-5 days Newbie friendliness 35/100

plotly/plotly.js#6895 · 2 comments · Opened Feb 14, 2024
Adding a dendrogram to heatmaps Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 25/100

plotly/plotly.js#6894 · 3 comments · 9 reactions · Opened Feb 13, 2024
Shapes - fill to infinity/-infinity Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 30/100

plotly/plotly.js#6892 · 3 reactions · Opened Feb 12, 2024
add a button to copy image to clipboard Open

feature P3

Difficulty 4/5 3-5 days Newbie friendliness 38/100

plotly/plotly.js#6888 · 3 comments · 19 reactions · Opened Feb 8, 2024
MathJax text in scatter's text does not obey scaling Open

bug P3

Difficulty 4/5 3-5 days Newbie friendliness 35/100

plotly/plotly.js#6881 · Opened Feb 2, 2024
Unhandled exception on "ctrl+left/right-click" drag or "shift+right-click" drag on a chart Open

bug P2

Difficulty 3/5 1-2 days Newbie friendliness 45/100

plotly/plotly.js#6879 · Opened Feb 2, 2024
Type definition error: Type `{ matches: string; }` is not assignable to type `Partial<LayoutAxis>` Open

bug P2

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

plotly/plotly.js#6872 · Opened Jan 30, 2024
`plotly_selected` is not triggered on selection changes because of legend events Open

bug P2

Difficulty 3/5 1-2 days Newbie friendliness 35/100

plotly/plotly.js#6871 · Opened Jan 29, 2024
internal relayout method called with undefined Open

bug P3

Difficulty 3/5 1-2 days Newbie friendliness 45/100

plotly/plotly.js#6869 · 1 reaction · Opened Jan 26, 2024
Type definition error: Type Date is not assignable to type `Annotations.x` Open

bug P2

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

plotly/plotly.js#6868 · Opened Jan 26, 2024

A short digest of beginner-friendly GitHub issues.