Automattic/node-canvas

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Node canvas is a Cairo backed Canvas implementation for NodeJS.

Stars: 10.7k
Forks: 1.2k
Open beginner issues: 0
Indexed issues: 401
Avg merge: 4d 8h
Merged PRs (30d): 1

Dominant language: JavaScript
License: No license data
Last GitHub push: Aug 24, 2026
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue

Open All

401 open issues indexed

Error: libuuid.so.1: cannot open shared object file: No such file or directory on Vercel Open

Binaries

Automattic/node-canvas#2045 · 4 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
Custom fonts not rendering in Arch based linux distros Open

Text & Fonts

Automattic/node-canvas#2058 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
libcairo.so.2: cannot open shared object file Open

Binaries

Automattic/node-canvas#2061 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Variable font support Open

Feature Text & Fonts

Automattic/node-canvas#2063 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Scaling up small 1px image creates unexpected image because of interpolation set by default patternQuality Open

Bug

Automattic/node-canvas#2067 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Installing canvas giving error on Pterodactyl server (linux arm64) Open

Installation help

Automattic/node-canvas#2074 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Pango-WARNING on every font I've tried (Windows 11) Open

Text & Fonts

Automattic/node-canvas#2077 · 4 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
when install using npm 8.x, node-gyp rebuild runs instead of node-pre-gyp, so prebuilt binaries are not downloaded Open

Installation help

Automattic/node-canvas#2082 · 10 comments · 12 reactions · 0 assignees · Indexed Sep 14, 2026
Can't install canvas by electronjs on windows 11 Open

Installation help

Automattic/node-canvas#2092 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Can't load custom fonts Open

Text & Fonts

Automattic/node-canvas#2097 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Using canvas in Electron Open

Installation help

Automattic/node-canvas#2100 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Non-standard `patternQuality` used instead of `imageSmoothingQuality` Open

Bug

Automattic/node-canvas#2114 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Fonts Open

Question

Automattic/node-canvas#2119 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
apply icc profile to output Open

Feature

Automattic/node-canvas#2120 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Problem at execution on Rapsbian Open

Compatibility

Automattic/node-canvas#2121 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Data-URI doesn't handle URI-encoding (percent-escaping) Open

Bug Help wanted

Automattic/node-canvas#2126 · 6 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Reduce size of Build for AWS Lambda Layer Open

Binaries

Automattic/node-canvas#2130 · 2 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
Usage of createImageData() Open

Question

Automattic/node-canvas#2138 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`measureText()` produces some incorrect values in Linux prebuilds Open

Text & Fonts

Automattic/node-canvas#2150 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
A1 Image Use Case Open

Feature

Automattic/node-canvas#2151 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Out of memory in Image.set Open

Needs more info

Automattic/node-canvas#2154 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
canvas fails to install when using yarn --modules-folder Open

Installation help

Automattic/node-canvas#2160 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Error installing Node to my Macbook OS 10.13.6 "dyld: lazy symbol binding failed: Symbol not found: ____chkstk_darwin" Open

Binaries

Automattic/node-canvas#2164 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Fontconfig error: Cannot load default config file Open

Binaries

Automattic/node-canvas#2166 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Lib and dependencies errors Open

Binaries

Automattic/node-canvas#2167 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Text error occurs on node-canvas Open

Text & Fonts

Automattic/node-canvas#2169 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Error: Could not load font to the system's font host Open

Text & Fonts

Automattic/node-canvas#2170 · 1 comment · 4 reactions · 0 assignees · Indexed Sep 14, 2026
Setting `globalAlpha` to a value other than 1 messes with CanvasPatterns Open

Bug Good first issue Help wanted

Automattic/node-canvas#2172 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Manual installation for Mac OS fails with permission denied. Open

Installation help

Automattic/node-canvas#2176 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
chartjs-node-canvas producing strange visual artifacts when deployed to Windows Open

Text & Fonts

Automattic/node-canvas#2178 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
optimize canvas.toBuffer("raw") for BGR24 to improve performance for non-transparent canvas Open

Feature

Automattic/node-canvas#2182 · 7 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
load a font with chinese text Open

Text & Fonts

Automattic/node-canvas#2189 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Font isn't loaded on v2.11.0 Open

Bug Text & Fonts

Automattic/node-canvas#2191 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
canvas fails to run on Mac after npm install Open

Installation help

Automattic/node-canvas#2193 · 3 comments · 5 reactions · 0 assignees · Indexed Sep 14, 2026
Rendering errors when drawImage width or height exceeds 32766 Open

Bug

Automattic/node-canvas#2194 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Changing the width or height of the canvas between saving and restoring canvas state Open

Bug

Automattic/node-canvas#2195 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Support setTransform with 6 arguments Open

Feature

Automattic/node-canvas#2196 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Drawing into existing cairo context Open

Feature

Automattic/node-canvas#2204 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
fabricjs scale cuts off image when using aws lambda Open

Bug

Automattic/node-canvas#2210 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Feature: createConicGradient Open

Feature Help wanted

Automattic/node-canvas#2222 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Seeing different results of .toDataURL() in Windows vs Node Alpine environments Open

Bug

Automattic/node-canvas#2224 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
drawImage not working as expected Open

Bug

Automattic/node-canvas#2226 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
doesn't work for node.js with pointer-compression Open

Help wanted

Automattic/node-canvas#2228 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Can't load images from long path Open

Bug Compatibility

Automattic/node-canvas#2230 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
CI installation for node 18 alpine "printf: Operation not permitted" Open

Installation help

Automattic/node-canvas#2234 · 3 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
Some Chinese fonts are downgraded to default fonts after rendering Open

Text & Fonts

Automattic/node-canvas#2238 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Issue with loading custom fonts using registerFont() Open

Text & Fonts

Automattic/node-canvas#2244 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Style tags not respected Open

SVG

Automattic/node-canvas#2249 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Running under AWS Lambda (docker, Node 18): undefined symbol: pango_context_set_round_glyph_positions Open

Installation help

Automattic/node-canvas#2250 · 5 comments · 8 reactions · 0 assignees · Indexed Sep 14, 2026
Problem loading SVG with image element inside Open

SVG

Automattic/node-canvas#2254 · 3 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026

Automattic/node-canvas

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