observablehq/plot

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A concise API for exploratory data visualization implementing a layered grammar of graphics

Stars: 5.4k
Forks: 244
Open beginner issues: 0
Indexed issues: 251

Dominant language: HTML
License: ISC
Last GitHub push: Sep 1, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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251 open issues indexed

[Types] Wrong recursion in Mark’s _tip_ option Open

bug

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

observablehq/plot#2459 · 1 reaction · Opened Sep 3, 2026
`Mark` type definitions are missing public (?) API Open

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

observablehq/plot#2453 · Opened Aug 6, 2026
Binning temporal data using the built-in _hours_ interval forces interval boundaries to start at midnight Open

bug

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

observablehq/plot#2452 · 1 comment · Opened Aug 5, 2026
Inconsistent type definition of _scale_._transform_ Open

bug

Difficulty 1/5 Under an hour Newbie friendliness 85/100

observablehq/plot#2451 · Opened Aug 5, 2026
Invalid `floor` invocation from `isTimeInterval` Open

Difficulty 1/5 Under an hour Newbie friendliness 85/100

observablehq/plot#2447 · 2 comments · Opened Jul 31, 2026
PointerY falls back to nearest X/Y outside of frame Open

bug

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

observablehq/plot#2439 · 2 comments · Opened Jun 22, 2026
Plot value not restored correctly when interacting with multiple pointers Open

bug

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

observablehq/plot#2431 · 2 comments · Opened May 6, 2026
TypeScript Open

observablehq/plot#2423 · 2 reactions · 1 assignee · Opened Apr 13, 2026
Absolute spacing between facets Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 45/100

observablehq/plot#2402 · Opened Apr 1, 2026
hexbin ties with default dimensions Open

enhancement

observablehq/plot#2401 · 1 assignee · Opened Apr 1, 2026
Documentation on axes repeated across multiple facets Open

Difficulty 1/5 Under an hour Newbie friendliness 35/100

observablehq/plot#2387 · Opened Mar 18, 2026
Plot.legend with different domains for color and symbol Open

bug

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

observablehq/plot#2384 · Opened Mar 18, 2026
Grid mark doesn’t use its corresponding axis’ ticks Open

documentation

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

observablehq/plot#2378 · 4 comments · Opened Mar 10, 2026
Better support for dates in the raster mark Open

enhancement

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

observablehq/plot#2351 · Opened Nov 1, 2025
Tick values in quantile legend don't get rounded Open

bug

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

observablehq/plot#2345 · 3 comments · Opened Sep 24, 2025
Include zero in the domain of default positional scales if it's "almost" there? Open

enhancement

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

observablehq/plot#2331 · Opened Jun 11, 2025
Plot with inset, axis marks and two bands has wrong auto height Open

bug

observablehq/plot#2327 · 2 comments · 1 assignee · Opened May 28, 2025
Plot.scale(…) ignores the transform option Open

bug

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

observablehq/plot#2325 · Opened May 23, 2025
Plot.tip should support textOverflow Open

bug

observablehq/plot#2321 · 1 reaction · 1 assignee · Opened May 13, 2025
The barycentric spatial interpolator does not work with colinear data Open

bug

observablehq/plot#2312 · 1 assignee · Opened Apr 6, 2025
Clicking a pinned element should unpin it Open

enhancement

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

observablehq/plot#2300 · 1 comment · Opened Mar 15, 2025
Raster tip 🐛 Open

bug

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

observablehq/plot#2282 · Opened Feb 10, 2025
Export types expected by the geo mark Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 50/100

observablehq/plot#2278 · 2 comments · Opened Feb 4, 2025
Make null titles to hide tooltips Open

enhancement

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

observablehq/plot#2276 · Opened Jan 30, 2025
Waffles can overflow the frame Open

bug

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

observablehq/plot#2256 · 2 comments · Opened Nov 26, 2024
Plot.contour does not support date values Open

bug

observablehq/plot#2250 · 1 assignee · Opened Nov 23, 2024
projection should support the angle option Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 50/100

observablehq/plot#2245 · 1 reaction · Opened Nov 22, 2024
Multiscale density mark / spatial interpolator? Open

enhancement

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

observablehq/plot#2241 · Opened Nov 21, 2024
stacking segments Open

enhancement

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

observablehq/plot#2236 · 1 comment · 1 reaction · Opened Nov 15, 2024
Feature Request: Custom Waffle Type Open

enhancement

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

observablehq/plot#2225 · Opened Nov 7, 2024
waffle unit: auto Open

enhancement

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

observablehq/plot#2214 · Opened Oct 30, 2024
tips for a clipped mark should be clipped Open

bug

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

observablehq/plot#2213 · 2 comments · Opened Oct 30, 2024
Programmatically assigning/clearing the pointer (tip) value Open

enhancement

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

observablehq/plot#2188 · 1 comment · 3 reactions · Opened Oct 6, 2024
Static `Plot.tip` marks does not work with JSDOM Open

enhancement

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

observablehq/plot#2187 · 1 comment · Opened Oct 5, 2024
in the pointer interaction, track touchend/touchcancel? Open

enhancement

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

observablehq/plot#2177 · 1 comment · 1 reaction · Opened Sep 25, 2024
Area plot not working on single point despite strokeLinecap: square Open

documentation

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

observablehq/plot#2163 · 5 comments · Opened Sep 6, 2024
The pointer interaction shouldn’t synchronously dispatch an event on initial render Open

bug

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

observablehq/plot#2160 · 1 reaction · Opened Sep 1, 2024
the pointer interaction breaks on mobile when you drag vertically Open

bug

observablehq/plot#2157 · 2 comments · 2 reactions · 1 assignee · Opened Aug 30, 2024
invalid markerEnd option for link/arrow Open

bug

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

observablehq/plot#2156 · 1 comment · Opened Aug 29, 2024
Error when normalizing a BigInt variable Open

bug

observablehq/plot#2154 · 4 comments · 1 assignee · Opened Aug 28, 2024
Kaplan-Meier curve transform Open

enhancement

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

observablehq/plot#2144 · 1 comment · 1 reaction · Opened Aug 22, 2024
Seasonal transform Open

enhancement

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

observablehq/plot#2137 · 3 comments · 1 reaction · Opened Aug 15, 2024
Allow an initializer to suppress an existing channel? Open

enhancement

observablehq/plot#2136 · 1 reaction · 1 assignee · Opened Aug 15, 2024
Format tip pair as a single value when the two values are equal? Open

enhancement

observablehq/plot#2135 · 2 comments · 1 assignee · Opened Aug 15, 2024
A default tick format for an ordinal scale with temporal values in local time Open

enhancement

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

observablehq/plot#2113 · 1 reaction · Opened Jul 22, 2024
The ridgeline plot example doesn’t handle overlapping correctly Open

bug

observablehq/plot#2111 · 4 comments · 1 reaction · 1 assignee · Opened Jul 21, 2024
When using `fill: "count"` with the group or bin transform, implicitly set `color: {zero: true}` Open

enhancement

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

observablehq/plot#2089 · 3 comments · Opened Jun 14, 2024
The differenceY mark should support the interval option Open

bug

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

observablehq/plot#2084 · Opened Jun 14, 2024
The default tickFormat with a collapsed domain lacks sufficient precision Open

bug

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

observablehq/plot#2076 · 2 comments · Opened Jun 9, 2024
Add a "Plot in Angular" example to the getting started page Open

documentation

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

observablehq/plot#2060 · 3 comments · Opened Apr 28, 2024

observablehq/plot

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