chartjs/Chart.js

Simple HTML5 Charts using the <canvas> tag

Stars: 67.7k
Forks: 11.9k
Open beginner issues: 0
Indexed issues: 496
Avg merge: 7h 39m
Merged PRs (30d): 5

Dominant language: JavaScript
License: MIT
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

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496 open issues indexed

TimePoint support for time series Open

type: enhancement type: types

chartjs/Chart.js#11611 · 2 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
Resposive chart infinitely shrinking with certain zoom levels Open

type: bug

chartjs/Chart.js#11612 · 7 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
`base` dataset property for `bar` charts is not indexable when it should be Open

type: bug

chartjs/Chart.js#11624 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Time Cartesian Axis does not accumulate data points on unit change Open

type: enhancement

chartjs/Chart.js#11625 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Interpolating null data values Open

type: enhancement

chartjs/Chart.js#11629 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Vertical line chart fill above not working Open

type: bug

chartjs/Chart.js#11630 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Time Cartesian Axis auto range does not respect datapoints beyond fixed Y-axis range Open

type: bug

chartjs/Chart.js#11631 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
X-Label Text Direction Open

type: enhancement

chartjs/Chart.js#11637 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Line Chart Graphics is not displaying when yAxisID starts with R or r Open

type: bug

chartjs/Chart.js#11640 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Height bug in Docker Open

type: bug

chartjs/Chart.js#11641 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Point Configuration: Radius Open

type: documentation

chartjs/Chart.js#11642 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Bug with tooltip for stacked horizontal bar chart Open

type: bug

chartjs/Chart.js#11646 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Padding left or right between labels inside legend Open

type: enhancement

chartjs/Chart.js#11658 · 0 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
Point Configuration: hoverBorderColor/hoverBackgroundColor Open

type: documentation

chartjs/Chart.js#11659 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Bar Configuration: hoverXxx Open

type: documentation

chartjs/Chart.js#11660 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Radial scale grid border dash not working Open

type: bug

chartjs/Chart.js#11661 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Default legend pie onClilck method type mismatch Open

type: bug type: types

chartjs/Chart.js#11666 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Wrongly positioned bar on the timeline chart (Chart 4.4.1) Open

type: bug

chartjs/Chart.js#11667 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
TypeScript: Plugin interface doesn't accept TData and TLabel generic arguments from Chart Open

type: bug type: types

chartjs/Chart.js#11678 · 0 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
Update dataset to default values from array not working Open

type: bug

chartjs/Chart.js#11679 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add info on how to add margins for pie charts Open

type: documentation

chartjs/Chart.js#11680 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Charts are being small on first page load in sveltekit Open

type: bug

chartjs/Chart.js#11687 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Strikethrough on legend being too thick on small label size Open

type: enhancement

chartjs/Chart.js#11692 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
getElementsAtEventForMode does not return elements with null data Open

type: bug

chartjs/Chart.js#11693 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
onhover line Open

type: documentation

chartjs/Chart.js#11695 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Lines are not displayed when changing the max and min values of the x-axis using the offset option. Open

type: bug

chartjs/Chart.js#11697 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
charts get blurred when zooming out and in again Open

type: bug

chartjs/Chart.js#11702 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Hiding/Showing multiple datasets at the same time causes animation glitch Open

type: bug

chartjs/Chart.js#11705 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Framework-relate bug when importing adapters. Open

type: bug

chartjs/Chart.js#11709 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Point style cannot be changed in afterEvent callback. Open

type: bug

chartjs/Chart.js#11712 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
zero values are shown, when "barThickness" is set Open

type: bug

chartjs/Chart.js#11714 · 8 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
skipNulls is not working with dataset parsing Open

type: bug

chartjs/Chart.js#11717 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
"borderRadius" at bottom is ignored, when using "borderSkipped: 'middle'" Open

type: bug

chartjs/Chart.js#11721 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Error on IPHONE 5s running 12.9.7 Open

type: bug

chartjs/Chart.js#11724 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add more styles for legends Open

type: enhancement

chartjs/Chart.js#11725 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Floating Stacked Bar Chart problem + Duplicate legend problem Open

type: bug

chartjs/Chart.js#11730 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Allow setting constant width for bars and variable width for categories Open

type: enhancement

chartjs/Chart.js#11731 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Setting Y-Min for bar chart messes with interactions/tooltips Open

type: bug

chartjs/Chart.js#11733 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
ticks padding does not work as expected Open

type: bug

chartjs/Chart.js#11739 · 2 comments · 5 reactions · 0 assignees · Indexed Sep 14, 2026
padding for the legend Open

type: enhancement

chartjs/Chart.js#11740 · 2 comments · 9 reactions · 0 assignees · Indexed Sep 14, 2026
Clip option on scale doesn't do anything Open

type: bug

chartjs/Chart.js#11741 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Y-labels cropped way too early for vertically stacked axes Open

type: bug

chartjs/Chart.js#11746 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Easy API for setting background color on each dataset's tooltip Open

type: enhancement

chartjs/Chart.js#11753 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Hovering functionality for long labels Open

type: enhancement

chartjs/Chart.js#11757 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Angular application reacting slow once multiple chart loaded into page. Open

type: bug

chartjs/Chart.js#11758 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Title padding does not appear to be scriptable (or type needs updating?) Open

type: documentation type: types

chartjs/Chart.js#11759 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Provide an API using composition DP to build graphs Open

type: enhancement

chartjs/Chart.js#11763 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Tooltip content is not hoverable Open

type: enhancement

chartjs/Chart.js#11767 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Dynamic text resize is not supported Open

type: enhancement

chartjs/Chart.js#11768 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Set label of piechart/donut chart using parsing Open

type: enhancement

chartjs/Chart.js#11772 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

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