plotly/plotly.py

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The interactive graphing library for Python :sparkles:

Stars: 18.8k
Forks: 2.8k
Open beginner issues: 1
Indexed issues: 642
Avg merge: 16h 26m
Merged PRs (30d): 21

Dominant language: Python
License: MIT
Last GitHub push: Sep 18, 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

642 open issues indexed

[BUG]: px.sunburst / px.treemap / px.icicle with path give a different sector order on every run for Polars DataFrames Open

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

plotly/plotly.py#5765 · Opened Sep 18, 2026
Remove `@types/plotly.js` dependency Open

P3 size: 1 task

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

plotly/plotly.py#5740 · Opened Sep 14, 2026
[BUG]: Vulnerability MapLibre GL JS -> plotly.js -> plotly.py Open

bug P1 size: 1

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

plotly/plotly.py#5725 · 1 comment · Opened Sep 11, 2026
[FEATURE]: Make it possible to base heights of horizontal bars (and widths of vertical bars) on a given variable Open

enhancement feature P3 size: 5

plotly/plotly.py#5720 · 4 comments · 1 assignee · Opened Sep 8, 2026
[BUG]: deserialization of xrange of box select in figure with multiple subplots broken Open

bug P2 size: 1

Difficulty 3/5 1-2 days Newbie friendliness 68/100

plotly/plotly.py#5703 · 4 comments · Opened Aug 14, 2026
[BUG]: FigureWidget: layout.shapes not updated after drawing a path in JupyterLab Open

bug P3 size: 1

plotly/plotly.py#5689 · 4 comments · 1 assignee · Opened Aug 1, 2026
[BUG]: Odd polygon in land layer, extending into Canada on US choropleth Open

bug P3 size: 3

Difficulty 3/5 1-2 days Newbie friendliness 55/100

plotly/plotly.py#5685 · 1 comment · Opened Jul 29, 2026
[FEATURE]: Support Curved-Boundary Bar Charts with Dynamic Phase/Threshold Detection Open

enhancement feature P3 size: 5

Difficulty 5/5 Over a week Newbie friendliness 28/100

plotly/plotly.py#5672 · 4 comments · Opened Jul 22, 2026
[FEATURE]: Make Plotly Express dataframe implementation-agnostic Open

enhancement feature P2 size: 3

Difficulty 4/5 3-5 days Newbie friendliness 58/100

plotly/plotly.py#5667 · 6 comments · Opened Jul 18, 2026
[BUG]: Blank plot in Jupyterlab when plotly is installed in different virtual env from jupyter server Open

bug P3 size: 3

Difficulty 4/5 3-5 days Newbie friendliness 52/100

plotly/plotly.py#5664 · 3 comments · Opened Jul 17, 2026
[BUG]: Text extents are not recomputed after web font loading Open

bug P2 size: 5

plotly/plotly.py#5656 · 4 comments · 1 assignee · Opened Jul 11, 2026
[BUG] `dcc.Graph` `figure` prop may include Plotly.js `_inputArray` for typed arrays Open

bug P2 size: 3

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

plotly/plotly.py#5676 · 5 comments · Opened Jun 26, 2026
[BUG]: TOZEROY FILL IS FILLING AREAS OF THE PLOT THAT HAS NO DATA IN IT Open

bug good first issue good for agent P2 size: 3

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

plotly/plotly.py#5632 · 9 comments · Opened Jun 22, 2026
[DOCS]: Use Virtual WebGL on all docs pages (or at least the ones that need it) Open

bug feature P1 size: 3

plotly/plotly.py#5626 · 1 assignee · Opened Jun 16, 2026
[BUG]: Subplot LaTeX titles misaligned Open

bug P2 size: 3

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

plotly/plotly.py#5624 · 1 comment · Opened Jun 13, 2026
[BUG]: Violin box.line.color disappears after Plotly.restyle, but initial render shows it Open

bug P3 size: 3

Difficulty 3/5 1-2 days Newbie friendliness 52/100

plotly/plotly.py#5619 · 1 comment · Opened Jun 8, 2026
[BUG]: Mixed bar orientations hide one bar on initial render, but restyle renders correctly Open

bug P3 size: 3

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

plotly/plotly.py#5618 · 1 comment · Opened Jun 8, 2026
[BUG]: Table string cells render as NaN when cells.format is set before initial render, but Plotly.restyle renders correctly Open

bug good for agent P3 size: 3

Difficulty 3/5 1-2 days Newbie friendliness 55/100

plotly/plotly.py#5617 · 1 comment · Opened Jun 7, 2026
[BUG]: marker.colorbar.thicknessmode='pixels' collapses scatter-matrix layout after Plotly.restyle, while initial render is normal Open

bug good first issue good for agent P3 size: 5

plotly/plotly.py#5615 · 10 comments · 1 assignee · Opened Jun 7, 2026
[BUG]: Range slider y-axis "fixed" rangemode renders unexpected thick horizontal bars on initial load Open

bug good first issue good for agent P3 size: 3

Difficulty 4/5 3-5 days Newbie friendliness 56/100

plotly/plotly.py#5614 · 3 comments · Opened Jun 5, 2026
[BUG]: contours.size initialization does not apply the specified value, but updates via dropdown work correctly Open

bug good first issue good for agent P3 size: 1

Difficulty 3/5 1-2 days Newbie friendliness 55/100

plotly/plotly.py#5613 · 3 comments · Opened Jun 5, 2026
[BUG]: `vertical_spacing` argument for `make_subplots` should leave space for subplot titles Open

bug P2 size: 5

plotly/plotly.py#5606 · 4 comments · 1 assignee · Opened Jun 1, 2026
[BUG]: barmode="group" not working with second y axis Open

bug P3 size: 3

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

plotly/plotly.py#5582 · 2 comments · Opened Apr 23, 2026
[FEATURE]: autorangePadding Open

feature

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

plotly/plotly.py#5555 · 3 comments · Opened Apr 3, 2026
[FEATURE]: get_subplot_geometry() Open

feature

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

plotly/plotly.py#5554 · 4 comments · Opened Apr 3, 2026
[FEATURE]: Access values calculated / derived by plotly.js as part of plotting Open

feature

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

plotly/plotly.py#5552 · 9 comments · Opened Mar 31, 2026
[FEATURE]: Support for Method #7 (Pandas/NumPy default) in quartilemethod for Box and Violin plots Open

feature

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

plotly/plotly.py#5550 · 3 comments · Opened Mar 29, 2026
[BUG]: Setting only an upper or lower bound for axes does not work when one axis is categorical, or in Jupyter Open

bug

plotly/plotly.py#5536 · 4 comments · 1 assignee · Opened Mar 12, 2026
[FEATURE]: Add `_as_dict=True` to graph_objects and `go.Figure` for 26x-11,300x faster figure construction Open

feature

plotly/plotly.py#5514 · 6 comments · 2 reactions · 1 assignee · Opened Feb 17, 2026
[BUG]: Plotly (Dash) not updating xaxes range via Patch method when subplots are horizontal Open

bug

plotly/plotly.py#5480 · 2 comments · 1 assignee · Opened Jan 29, 2026
Limitations of px.imshow Open

plotly/plotly.py#5479 · 4 comments · 1 assignee · Opened Jan 27, 2026
[BUG]: Points don't appear on scatter map when viewed on a mobile device as a standalone HTML file Open

bug

plotly/plotly.py#5474 · 2 comments · 1 assignee · Opened Jan 22, 2026
[BUG]: Plotly doesn't render properly when used in the Colab VS Code extension. Open

bug

plotly/plotly.py#5471 · 3 comments · 1 reaction · 1 assignee · Opened Jan 16, 2026
[BUG]: Changing marker.colorscales with a dropdown menu doesn't work for most colors Open

bug

plotly/plotly.py#5462 · 1 comment · 1 assignee · Opened Jan 9, 2026
[BUG]: Small treemap sectors can disappear Open

bug

plotly/plotly.py#5455 · 1 comment · 1 assignee · Opened Dec 20, 2025
[FEATURE]: Add dynamic sorting of the tooltip legend ordering for hovermode='x unified' mode Open

feature P3

Difficulty 5/5 Over a week Newbie friendliness 42/100

plotly/plotly.py#5453 · 2 comments · Opened Dec 17, 2025
[BUG]: fig.write_image fails in docker Open

bug P2

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

plotly/plotly.py#5452 · 1 comment · Opened Dec 16, 2025
Lag when adding small scatters to large heatmap animations Open

bug P2 performance

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

plotly/plotly.py#5438 · 1 comment · Opened Dec 1, 2025
[Feature request] Make it easier to specify spacing in between titles and subtitles Open

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

plotly/plotly.py#5434 · 2 comments · Opened Nov 26, 2025
New legend_groupclick option to mix toggle item and group Open

plotly/plotly.py#5432 · 4 comments · 1 assignee · Opened Nov 25, 2025
[Feature request] I think there should be an easy and straightforward way to change opacity in plotly express cloropleth maps Open

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

plotly/plotly.py#5431 · 2 comments · Opened Nov 25, 2025
Stacked barplot missing certain groups that have non-missing values in the data Open

P2

plotly/plotly.py#5428 · 4 comments · 1 assignee · Opened Nov 20, 2025
Bug: `make_subplots()` doesn't use shared x-axes for traces on different subplots, even when `shared_xaxes` is set to True Open

bug P3

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

plotly/plotly.py#5427 · 9 comments · 1 reaction · Opened Nov 20, 2025
[mkdocs] Graphs not updating for dark mode Open

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

plotly/plotly.py#5413 · 1 comment · Opened Nov 7, 2025
[mkdocs] Incorrect Heading Sizes Open

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

plotly/plotly.py#5412 · 1 comment · Opened Nov 7, 2025
[mkdocs] Missing images for some pages in Advanced Options page Open

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

plotly/plotly.py#5410 · Opened Nov 7, 2025
[mkdocs] Dash banner large spacing Open

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

plotly/plotly.py#5411 · Opened Nov 7, 2025
[mkdocs] update styling in dark mode Open

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

plotly/plotly.py#5409 · 1 comment · Opened Nov 7, 2025
[mkdocs] No types or annotations for parameters Open

bug P1

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

plotly/plotly.py#5408 · Opened Nov 7, 2025
[mkdocs] umap module error Open

bug P1

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

plotly/plotly.py#5407 · Opened Nov 7, 2025

plotly/plotly.py

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