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

Support createConicGradient Open

Feature

Automattic/node-canvas#2422 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Cannot find module '../build/Release/canvas.node' Open

Installation help

Automattic/node-canvas#2425 · 4 comments · 5 reactions · 0 assignees · Indexed Sep 14, 2026
i need solution Open

Binaries

Automattic/node-canvas#2426 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
loadImage with SVG data URL not working Open

Bug

Automattic/node-canvas#2428 · 5 comments · 4 reactions · 0 assignees · Indexed Sep 14, 2026
unable to install node-canvas on mac os 15.0(sequoia) Open

Installation help

Automattic/node-canvas#2433 · 16 comments · 9 reactions · 0 assignees · Indexed Sep 14, 2026
Canvas cannot register font with em size `12` Open

Text & Fonts

Automattic/node-canvas#2434 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Memory leak-like behavior caused by node-addon-api not doing GC synchronously Open

Bug

Automattic/node-canvas#2436 · 13 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
failed to set transform and cannot reset Open

Bug

Automattic/node-canvas#2437 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Shape appply fillpaternImage + opacity Open

Bug

Automattic/node-canvas#2438 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
font family in svg not applied Open

SVG

Automattic/node-canvas#2439 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Nix Os & Devbox & pkg-config Open

Installation help

Automattic/node-canvas#2440 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
NixOs & Devbox Open

Installation help

Automattic/node-canvas#2441 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Issue with Screenshot Discrepancies Across Different Windows Versions Open

Text & Fonts

Automattic/node-canvas#2456 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
lineWidth not working for strokeText on glyph mode Open

Text & Fonts

Automattic/node-canvas#2460 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Unable to install Canvas on windows 64 bit machine Open

Installation help

Automattic/node-canvas#2463 · 11 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
registerFont DingTalk JinBuTi success But using invalid Open

Text & Fonts

Automattic/node-canvas#2464 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Font rendering issues with Google Fonts' Overpass (Variable and Static) on Node-Canvas Open

Text & Fonts

Automattic/node-canvas#2466 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Not able to load the Uni-Sans Font Family using Canvas Open

Text & Fonts

Automattic/node-canvas#2469 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Font stack rewrite Open

Text & Fonts

Automattic/node-canvas#2476 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Installing canvas is failing. Angular 18. Node 22.11.0. Open

Installation help

Automattic/node-canvas#2478 · 3 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
How can I draw special characters in the canvas? Open

Text & Fonts

Automattic/node-canvas#2479 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
registerFont - One font completely dismisses another font Open

Text & Fonts

Automattic/node-canvas#2484 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Using electron-builder to rebuild canvas, then I meet this error: Canvas.obj : error LNK2001: Unresolved external symbol Open

Binaries Installation help

Automattic/node-canvas#2487 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Node 23, Windows 11, Canvas Error Open

Binaries Installation help

Automattic/node-canvas#2489 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Issue rendering "Noto Color Emoji" font. On macOS Open

Text & Fonts

Automattic/node-canvas#2493 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Cannot get canvas to work on aws lambda docker containers (amazon linux 2 or AL2023) Open

Binaries Installation help

Automattic/node-canvas#2502 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
SVG width and height units are invalid set Open

SVG

Automattic/node-canvas#2503 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Support transform of element with `transform-box: fill-box; transform-origin: 50% 50%` Open

SVG

Automattic/node-canvas#2507 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Windows 11 - Pango-WARNING **: couldn't load font Open

Text & Fonts

Automattic/node-canvas#2519 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Pango failure when using a local font that isn't system installed Open

Text & Fonts

Automattic/node-canvas#2522 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Prebuilt binaries on Windows not working correctly with `registerFont` Open

Text & Fonts

Automattic/node-canvas#2524 · 2 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
Error: libcairo.so.2: ELF load command address/offset not page-aligned Open

Binaries

Automattic/node-canvas#2528 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Error: Unsupported image type for AVIF Open

Feature

Automattic/node-canvas#2530 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Can the size of the image when converting to PDF be reduced Open

Feature

Automattic/node-canvas#2531 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Canvas toBuffer() ignores pixelFormat option and returns RGBA instead of RGB16_565 Open

Bug

Automattic/node-canvas#2535 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[FEAT]: OffscreenCanvas API compatibility Open

Feature

Automattic/node-canvas#2539 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Text corrupted on Google Cloud Functions Open

Text & Fonts

Automattic/node-canvas#2544 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Security policy Open

Security

Automattic/node-canvas#2561 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Heap buffer overflow in JPEG Buffer decode due to unchecked image dimensions. Open

Security

Automattic/node-canvas#2566 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
ctx.antialias = 'none'; ctx.textDrawingMode = "glyph"; is not work Open

Bug

Automattic/node-canvas#2568 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
How can I change the rendering mode of FreeType? The current grayscale is not print-friendly. Open

Question

Automattic/node-canvas#2569 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Three rare error paths in image decoders leak native resources Open

Bug

Automattic/node-canvas#2586 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
s390x test failure Open

Compatibility

Automattic/node-canvas#2599 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Possible use-after-free in PDF stream chunks Open

Security

Automattic/node-canvas#2603 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Remove glyphDrawingMode Open

Automattic/node-canvas#2610 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Use `cairo_show_text_glyphs` Open

Automattic/node-canvas#2611 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
The PDF file created by createPDFStream becomes larger in size, and createWriteStream is very slow Open

Bug

Automattic/node-canvas#2615 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Discussion of more standard interface between Canvas and wxWidgets Open

Automattic/node-canvas#2616 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
v4.0.0-rc3: SVG text rendering not working Open

Bug

Automattic/node-canvas#2619 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
actualBoundingBoxLeft has the sign inverted relative to canvas's own rasteriser (3.2.0, 3.2.3) Open

Bug

Automattic/node-canvas#2620 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

Automattic/node-canvas

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