processing/p5.js

p5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is based on the core principles of Processing. Looking for p5.js 2.0? http://beta.p5js.org

Stars: 24k
Forks: 3.8k
Open beginner issues: 9
Indexed issues: 401
Avg merge: 3d 16h
Merged PRs (30d): 25

Dominant language: JavaScript
License: LGPL-2.1
Last GitHub push: Sep 20, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

Open All

399 open issues indexed

mouseIsPressed gets stuck on true Open

Area:Events Bug

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

processing/p5.js#5524 · 4 comments · 1 reaction · Opened Jan 3, 2022
Non-looping GIFs in unfocused tabs never paint final frame Open

Area:Image Bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

processing/p5.js#5521 · 2 comments · Opened Dec 30, 2021
saveTable works on iPad in Safari but not on chrome or firefox Open

Area:IO Bug

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

processing/p5.js#5520 · 1 comment · Opened Dec 29, 2021
Improve mapping of blendMode to globalCompositeOperation Open

Enhancement

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

processing/p5.js#5518 · 3 comments · Opened Dec 27, 2021
noSmooth() does nothing on images loaded via preload Open

Area:Core Area:Image Bug

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

processing/p5.js#5506 · 3 comments · Opened Dec 18, 2021
Mobile Acceleration examples not working. Open

Bug Mobile

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

processing/p5.js#5486 · 6 comments · Opened Dec 1, 2021
beginShape vertex, lights() issues Open

Area:WebGL Bug

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

processing/p5.js#5429 · 4 comments · Opened Sep 27, 2021
require `describe()` function in p5 sketches? Open

Area:Accessibility Discussion Enhancement

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

processing/p5.js#5427 · 12 comments · 4 reactions · Opened Sep 24, 2021
createCheckbox() without label inserts unnecessary <div> Open

Area:DOM Bug

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

processing/p5.js#5422 · 5 comments · Opened Sep 20, 2021
Issues with stroke join for text Open

Area:Typography Bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

processing/p5.js#5408 · 12 comments · Opened Sep 13, 2021
frameRate()'s messy behaviour Open

Area:Core Bug

Difficulty 4/5 3-5 days Newbie friendliness 42/100

processing/p5.js#5354 · 13 comments · Opened Jul 16, 2021
vectors created using random2d() do not respect angleMode(DEGREES) as those created with createVector() do Open

Area:Math Bug

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

processing/p5.js#5339 · 7 comments · Opened Jun 28, 2021
WEBGL - Is ambientMaterial() the same as fill()? Open

Area:WebGL Enhancement

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

processing/p5.js#5308 · 12 comments · Opened Jun 13, 2021
p5 image scaling(resize func) screw up image quality Open

Area:Image Enhancement

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

processing/p5.js#5306 · 4 comments · Opened Jun 11, 2021
Transformations on a p5.Renderer created by createGraphics are cumulative between draw()s Open

Documentation

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

processing/p5.js#5297 · 5 comments · Opened Jun 5, 2021
Error when using loadJSON should catch error and not stop the process if there is an errorCallback Open

Area:IO Bug

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

processing/p5.js#5292 · 2 comments · Opened Jun 4, 2021
ellipseMode(CORNERS) with circle() does not draw a circle Open

Area:Core Bug

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

processing/p5.js#5284 · 6 comments · 1 reaction · Opened Jun 1, 2021
Limit Scope of Default Uniforms Open

Area:WebGL Enhancement

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

processing/p5.js#5279 · 2 comments · Opened Jun 1, 2021
General state of performance discussion – Test and report performance comparison during build? Open

Build Process Discussion Feature Request Unit Testing

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

processing/p5.js#5248 · 7 comments · 3 reactions · Opened May 14, 2021
Unexpected behaviour when using registerPreloadMethod() Open

Area:Core Bug

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

processing/p5.js#5244 · 2 comments · 2 reactions · Opened May 13, 2021
Should processing/p5js reconsider its participation in Google Summer of Code (GSOC) Open

Discussion

Difficulty 5/5 Over a week Newbie friendliness 10/100

processing/p5.js#5240 · 5 comments · 6 reactions · Opened May 12, 2021
copy function slow performance since v0.10.0 Open

Area:Core Bug

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

processing/p5.js#5237 · 6 comments · Opened May 10, 2021
GIFs that don't loop break unless reset before play() Open

Area:Image Bug Help Wanted p5.js 2.0+

processing/p5.js#5228 · 11 comments · 1 assignee · Opened May 6, 2021
large webGL canvases draw at unpredictable locations Open

Area:WebGL Bug Help Wanted

Difficulty 4/5 3-5 days Newbie friendliness 38/100

processing/p5.js#5156 · 4 comments · 2 reactions · Opened Apr 3, 2021
A way to create HTML tables. Open

Area:DOM Feature Request p5.js 2.0+

processing/p5.js#5154 · 16 comments · 1 assignee · Opened Apr 2, 2021
p5shader - beginShape(POINTS | LINES) ignores custom shaders Open

Area:WebGL

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

processing/p5.js#5129 · 8 comments · Opened Mar 27, 2021
"pixels" array cannot be reassigned Open

Area:Core Bug

processing/p5.js#4993 · 26 comments · 1 assignee · Opened Jan 13, 2021
Should deltaTime account for throttling of unfocused tab? Open

Area:Core Discussion

Difficulty 5/5 Over a week Newbie friendliness 20/100

processing/p5.js#4839 · 10 comments · 3 reactions · Opened Oct 7, 2020
Behavior of rotationX/Y/Z and accelerationX/Y/Z on mobile browsers Open

Bug Mobile

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

processing/p5.js#4750 · 4 comments · 3 reactions · Opened Aug 18, 2020
modelX/Y/Z() and screenX/Y/Z() for p5.js (WebGL) Open

Area:WebGL Feature Request

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

processing/p5.js#4743 · 4 comments · 1 reaction · Opened Aug 15, 2020
Web accessibility next steps [conversation] Open

Area:Accessibility Discussion p5.js 2.0+

processing/p5.js#4721 · 6 comments · 7 reactions · 3 assignees · Opened Jul 30, 2020
Allow the rotate function to specify an axis in 2D Open

Area:Core Community Input Needed Enhancement

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

processing/p5.js#4668 · 22 comments · Opened Jul 2, 2020
[BUG] Firefox TouchStarted not working Open

Area:Events Bug Mobile

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

processing/p5.js#4656 · 16 comments · 1 reaction · Opened Jun 23, 2020
text() should handle single words wider than bounding box Open

Area:Typography Bug

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

processing/p5.js#4652 · 5 comments · Opened Jun 22, 2020
Add first class support for SVG imports and exports Open

Feature Request p5.js 2.0+

processing/p5.js#4630 · 29 comments · 14 reactions · 2 assignees · Opened Jun 11, 2020
shadowBlur overlays on top of fill Open

Area:Core Bug Documentation

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

processing/p5.js#4619 · 8 comments · Opened Jun 7, 2020
Add 'credentials: include' to fetch request in loadImage() Open

Area:Image Feature Request

processing/p5.js#4499 · 10 comments · 2 reactions · 1 assignee · Opened May 1, 2020
orbitControl() ignored on layer / createGraphics() WEBGL offscreen buffer Open

Area:WebGL Bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

processing/p5.js#4445 · 6 comments · Opened Mar 31, 2020
blendMode() not working right in firefox on windows 10 Open

Bug

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

processing/p5.js#4403 · 8 comments · Opened Mar 23, 2020
deviceShaken() not triggered on iOS 13+ Open

Area:Events Bug Mobile

Difficulty 4/5 3-5 days Newbie friendliness 32/100

processing/p5.js#4367 · 8 comments · Opened Mar 13, 2020
print("content") outside of setup/draw invokes print dialog. possible to catch with FES? Open

Documentation

processing/p5.js#4272 · 23 comments · 1 reaction · 1 assignee · Opened Feb 7, 2020
Mouse/touch event handling bug Open

Area:Events Bug Help Wanted

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

processing/p5.js#4223 · 17 comments · Opened Jan 2, 2020
mobile webgl image decals Open

Area:WebGL

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

processing/p5.js#4183 · 3 comments · Opened Dec 6, 2019
Fix transparency ordering in WebGL Open

Area:WebGL

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

processing/p5.js#3736 · 14 comments · 2 reactions · Opened May 9, 2019
change load order preload method Open

Area:Core Feature Request p5.js 2.0+

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

processing/p5.js#3536 · 6 comments · 2 reactions · Opened Feb 25, 2019
Search For Canvases Under User-Supplied DOM Node Open

Area:Core

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

processing/p5.js#3530 · 2 comments · 1 reaction · Opened Feb 23, 2019
Support 'justified' alignment as an option for textAlign Open

Area:Typography Enhancement Help Wanted p5.js 2.0+

processing/p5.js#3354 · 13 comments · 7 reactions · 1 assignee · Opened Dec 3, 2018
Instructions for adding yourself to the all-contributors list! Open

Difficulty 1/5 Under an hour Newbie friendliness 68/100

processing/p5.js#2309 · 519 comments · 33 reactions · Opened Oct 26, 2017
Document/unit test ability for clients to initialize global mode explicitly Open

Documentation Required for p5v1 Freeze

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

processing/p5.js#1570 · 10 comments · Opened Aug 28, 2016

A short digest of beginner-friendly GitHub issues.