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

Spike line on the wrong subplot on multi-subplot Fx.hover calls Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 62/100

plotly/plotly.js#3219 · 5 comments · Opened Nov 6, 2018
radar charts with independent axes / different ranges Open

feature P3

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

plotly/plotly.js#3086 · 18 comments · 24 reactions · Opened Oct 9, 2018
Hover over lines in parallel coordinate chart Open

feature P3

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

plotly/plotly.js#3012 · 15 comments · 38 reactions · Opened Sep 14, 2018
ability to extend lines for thresholds and axes Open

feature P3

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

plotly/plotly.js#2948 · 5 comments · 1 reaction · Opened Aug 28, 2018
Implement `hoveron: 'fills'` for scattergl and scatterpolargl Open

feature P3

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

plotly/plotly.js#2887 · 10 comments · 2 reactions · Opened Aug 9, 2018
Plotly on Mobile - page scrolling Open

feature P2

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

plotly/plotly.js#2844 · 21 comments · 5 reactions · Opened Jul 26, 2018
Subplot titles Open

feature P2

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

plotly/plotly.js#2746 · 20 comments · 12 reactions · Opened Jun 19, 2018
Incorrect fill rendering caused by gaps in data Open

bug P2

Difficulty 4/5 3-5 days Newbie friendliness 42/100

plotly/plotly.js#2736 · 10 comments · 13 reactions · Opened Jun 14, 2018
Better selection highlighting for splom traces Open

feature P2

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

plotly/plotly.js#2655 · 1 comment · 1 reaction · Opened May 23, 2018
range slider compatibility for Scattergl Open

feature P3

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

plotly/plotly.js#2627 · 22 comments · 60 reactions · Opened May 11, 2018
better API support for parallel coordinates (parcoords) lines styles Open

feature P3

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

plotly/plotly.js#2573 · 30 comments · 11 reactions · Opened Apr 18, 2018
Splom open items Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 15/100

plotly/plotly.js#2555 · 5 comments · Opened Apr 13, 2018
lightposition behaves weirdly Open

bug P3

Difficulty 4/5 3-5 days Newbie friendliness 28/100

plotly/plotly.js#2477 · 6 comments · Opened Mar 15, 2018
Better rangeslider positioning Open

feature P3

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

plotly/plotly.js#2453 · 6 comments · 4 reactions · Opened Mar 7, 2018
Add hovermode that pins both x and y labels to their corresponding axis Open

feature P3

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

plotly/plotly.js#2427 · 8 comments · 3 reactions · Opened Mar 1, 2018
bar base attribute doesn't work on date axis Open

bug feature

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

plotly/plotly.js#2391 · 8 comments · Opened Feb 21, 2018
Immutable mode Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 20/100

plotly/plotly.js#2389 · 10 comments · 17 reactions · Opened Feb 20, 2018
Support for 'fill' attributes in 'scatter3d' Open

feature P3

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

plotly/plotly.js#2352 · 7 comments · 1 reaction · Opened Feb 7, 2018
More hover label style customizations Open

feature P3

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

plotly/plotly.js#2342 · 28 comments · 19 reactions · Opened Feb 6, 2018
Rescale y-axis for graphs with x-axis rangeslider (Python) Open

feature P3

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

plotly/plotly.js#6958 · 16 comments · 8 reactions · Opened Feb 6, 2018
Parallel Coordinates Plot: Axis Types Open

feature P3

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

plotly/plotly.js#2292 · 1 comment · 2 reactions · Opened Jan 25, 2018
Range slider emits relayout evt on mousemove, should be only on mouseup Open

bug P3

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

plotly/plotly.js#2216 · 12 comments · 3 reactions · Opened Dec 19, 2017
Restyle in a zoomed 3D state sometimes changes the zoom level Open

bug P3

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

plotly/plotly.js#2181 · 5 comments · Opened Nov 27, 2017
Extend multicategory axes to more than 2 levels Open

feature P3

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

plotly/plotly.js#2175 · 14 comments · 6 reactions · Opened Nov 20, 2017
Download data button Open

feature P3

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

plotly/plotly.js#2171 · 24 comments · 15 reactions · Opened Nov 19, 2017
hoveron: fills not getting the right areas Open

bug P3

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

plotly/plotly.js#2165 · 4 comments · Opened Nov 16, 2017
table: Interpret fill and text color attribute arrays as periodic Open

feature P3

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

plotly/plotly.js#2130 · 8 comments · Opened Oct 27, 2017
hovermode + spikemode all the time Open

feature P3

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

plotly/plotly.js#2026 · 10 comments · Opened Sep 20, 2017
Text should contribute to autorange calculations Open

feature

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

plotly/plotly.js#2000 · 5 comments · Opened Sep 13, 2017
Automatic hover text wrapping Open

feature P3

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

plotly/plotly.js#1964 · 4 comments · 10 reactions · Opened Aug 20, 2017
Should we expose an official version of Fx.hover that works for all subplot types? Open

feature P3

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

plotly/plotly.js#1963 · 5 comments · 4 reactions · Opened Aug 18, 2017
Hover events on the lines themselves Open

feature P3

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

plotly/plotly.js#1960 · 7 comments · 9 reactions · Opened Aug 17, 2017
Add option to format dates as UTC Open

feature P2

Difficulty 4/5 3-5 days Newbie friendliness 55/100

plotly/plotly.js#1956 · 3 comments · 7 reactions · Opened Aug 16, 2017
fillcolor gradient Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 20/100

plotly/plotly.js#1918 · 2 comments · 6 reactions · Opened Jul 27, 2017
Inconsistent EventData for axis range Open

bug P3

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

plotly/plotly.js#1877 · 7 comments · Opened Jul 13, 2017
Axis auto-range improvements Open

feature P3

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

plotly/plotly.js#1876 · 60 comments · 57 reactions · Opened Jul 12, 2017
Mobile interactions wishlist Open

feature P3

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

plotly/plotly.js#1858 · 17 comments · 44 reactions · Opened Jul 6, 2017
Customized Click, Hover, and Selection Styles or Traces Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 18/100

plotly/plotly.js#1847 · 31 comments · 34 reactions · Opened Jul 4, 2017
Log axes aren't supported in `histogram2d` or `histogram2dcontour` Open

bug P3

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

plotly/plotly.js#1844 · 19 comments · 1 reaction · Opened Jul 3, 2017
allow plotly.js to accept numpy buffers Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 20/100

plotly/plotly.js#1784 · 14 comments · 2 reactions · Opened Jun 14, 2017
Categorical colorscales Open

feature P3

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

plotly/plotly.js#1747 · 9 comments · 15 reactions · Opened May 30, 2017
Update axis categories via legend interaction when categoryarray is specified Open

feature P3

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

plotly/plotly.js#1618 · 5 comments · 2 reactions · Opened Apr 21, 2017
Shapes and annotations do not handle Date objects or strings with time zones Open

bug P2

Difficulty 4/5 3-5 days Newbie friendliness 50/100

plotly/plotly.js#1532 · 20 comments · 4 reactions · Opened Mar 30, 2017
Offload chart initalization to web workers Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 20/100

plotly/plotly.js#1499 · 19 comments · 27 reactions · Opened Mar 18, 2017
add streamline plots Open

feature P3

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

plotly/plotly.js#1435 · 5 comments · Opened Mar 2, 2017
Add an option to change the highlighting background color of `updatemenus` Open

feature P3

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

plotly/plotly.js#1428 · 9 comments · 20 reactions · Opened Feb 28, 2017
add dendogram + heatmap Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 20/100

plotly/plotly.js#1321 · 9 comments · 6 reactions · Opened Jan 19, 2017
scatter3d points aren't ordered by depth across traces Open

bug P3

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

plotly/plotly.js#1267 · 11 comments · 8 reactions · Opened Dec 22, 2016
annotations aren't plotted properly on log axes Open

bug P3

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

plotly/plotly.js#1258 · 11 comments · Opened Dec 16, 2016
Make scrollZoom speed configurable Open

feature P3

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

plotly/plotly.js#1085 · 18 comments · 19 reactions · Opened Oct 25, 2016

A short digest of beginner-friendly GitHub issues.