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p5.js Review

Depends

Should I use p5.js?

p5.js - p5js.org

· 1 month ago

Choose p5.js if you're an artist, student, or educator who wants a free, friendly on-ramp to creative coding and visual sketches. Skip it if you're building production web apps, need 3D performance, or expect vendor support.

Confidence

Medium. Based on 20+ public sources: official docs, Reddit threads, funding announcements, and security listings. Review snippets were truncated, so user quotes rely on post titles.

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support quality
  • Security posture

Pricing

Free

p5.js

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Free tierYes

Best for

  • Artists learning to code
  • Creative coding classrooms
  • Generative art and visual sketches
  • Game and interaction prototyping

Not for

  • Production web apps
  • 3D or high-performance graphics work
  • Teams needing vendor support or SLAs
  • Career-focused learners chasing employable JS skills

Gotchas - check before you buy

medium

Volunteer-run open source: no SLA, no paid support; community forums only

medium

v1.x point updates have broken existing sketches; pin versions before upgrading

medium

Sketch code doesn't transfer cleanly to production frameworks like

low

Hosted web editor collects user data; review privacy terms for classroom use

Pros and cons

Pros

  • Completely free and open source (MIT)
  • Designed as a friendly on-ramp for coding beginners
  • Large community: subreddit, forums, and freelancer hiring market
  • Serious backing: Sovereign Tech Fund and GitHub Secure Open Source Fund
  • Sketches deploy easily to the web

Cons

  • Some beginners still find it too difficult
  • Pro web devs see it as a school tool, not production tech
  • Client-side only; local-file and heavier workflows push you elsewhere
  • Experimental faster clones hint at performance ceilings

Sources & method

- 12 sources - No known vulnerabilities found in the sources reviewed.

official x4review x5security x2news x1

Key stats

  • Value for money: 5/5

    Rating

  • Free

    Starting price

  • 12

    Sources

  • Analyzed

  • Value for money: 5/5. Free, open source, MIT licensed
  • Ease of use: 4/5. Built for beginners, though some still struggle
  • Feature depth: 3/5. Rich creative APIs; client-side only
  • Support quality: 3/5. Active community forums, no official support
  • Security posture: 4/5. Security policy, OpenSSF badge, no known CVEs
  • Free Price MIT open-source license
  • Yes Free tier Entirely free, no paid tiers
  • €450k+ Public funding Sovereign Tech Fund + GitHub Secure OSS Fund
  • Active Community Dedicated subreddit, forums, freelancer market

Pricing

p5.js

Free

  • Full creative coding library
  • MIT open-source license
  • Free web editor included

Security

No known vulnerabilities found in the sources reviewed.

What users say

Hobbyists and educators praise it as a friendly way into coding, while some beginners find it hard and pro web devs treat it as a teaching tool rather than production tech.

“P5Js is too difficult”
Reddit, r/p5js
“p5.js has rocked my world!”
Medium, Jesse Billard
“Is p5.js respected?”
Reddit, r/webdev

Alternatives

Compare p5.js with each alternative.

  • Plain JavaScript Canvas

    Skip the library if drawings are simple

Companies that use it

  • University of York
  • Future Earth School
Full analysis

Based on 20+ public sources: official docs, Reddit threads, funding announcements, and security listings. Review snippets were truncated, so user quotes rely on post titles.

Free MIT creative-coding library: superb for learning, teaching, and sketches; wrong pick for production web apps or 3D work.

Methodology

Based on 20+ public sources: official docs, Reddit threads, funding announcements, and security listings. Review snippets were truncated, so user quotes rely on post titles.

Read how a report is made.

Sources

  1. About - p5.jsp5js.org
    official
  2. processing/p5.js on GitHubgithub.com
    official
  3. Creative Coding with p5.JS: An inclusive javascript librarydev.to
    review
  4. P5Js is too difficult - Reddit r/p5jsreddit.com
    review
  5. Is p5.js respected? - Reddit r/webdevreddit.com
    review
  6. Which Processing should I use?happycoding.io
    review
  7. p5.js SECURITY.mdgithub.com
    security
  8. p5.js-website OpenSSF Best Practices badgebestpractices.dev
    security
  9. p5.js Receives Major Funding from the Sovereign Tech Fundmedium.com
    news
  10. Discussion: p5 v1 timeline - GitHub issue #7929github.com
    official
  11. q5xjs: small and fast alternativegithub.com
    official
  12. P5.js vs three.js - freeCodeCamp forumforum.freecodecamp.org
    review

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