Chuck.stanford.edu - SEO Checker

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Overview of the SEO Check
Meta information
98% 
Page quality
38% 
Page structure
73% 
Link structure
93% 
Server
40% 
External factors
100% 
SEO Score
Response time
1.63 s
File size
17.80 kB
Words
372
Media files
10
Number of links
22 internal / 28 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
ChucK => A Strongly-Timed Music Programming Language
The length of the page title is perfect. (527 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
ChucK is a strongly-timed programming language for interactive sound synthesis and music creation.
The length of the meta description is perfect. (620 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://chuck.stanford.edu/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: en
Language defined in HTML: en
Server location: United States of America
The following language is defined by HTML: en
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
This page is hosted on a subdomain. Use a top level domain for better SEO results.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1.0
authorChucK Team
descriptionChucK is a strongly-timed programming language for interactive sound synthesis and music creation.
langen
fb:app_id966242223397117
og:urlhttps://ccrma.stanford.edu/software/chuck/
og:typewebsite
og:titleChucK: A Strongly-Timed Music Programming Language
og:descriptionChucK is a strongly-timed programming language for interactive sound synthesis and music creation.
og:imagehttps://ccrma.stanford.edu/software/chuck/doc/images/chuck-logo2023w.png
X-UA-CompatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
Only 2 paragraph/s was/were found on this page.
There are only 372 words on this page. Good pages should have about 800 words of useful content.
22% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 23.4 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
This page only loads 1 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The amount of tags is very high (39). We recommend using a maximum of 7 tags for this page.
The following tag is repeated too often: chuck
Image SEO
(Somewhat important)
5 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
/doc/images/chuck-logo2023w.pngChucKChucK
/doc/images/upchuck-logo2023w.pngUpChucK operator
/doc/images/chuck_logo2023_72.pngNo alt attribute provided
/doc/images/chuck_logo2023_72.pngNo alt attribute provided
/doc/images/chuck_logo2023_72.pngNo alt attribute provided
/doc/images/chuck_logo2023_72.pngNo alt attribute provided
...rtful.design/images/title/ren-arrow4.pngArtful Design Ren
/doc/images/chuck-book.pngProgramming for Musicians and Digital Artists
/doc/images/kadenze.jpgkadenze
/doc/images/ted.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
ChucK
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (5 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 ChucK
H2 Music Programming Language
H2 strongly-timed | concurrent | on-the-fly | audiovisual
H2 Welcome to ChucK!
H2 More ChucK!
There are 1 links with a trivial anchor text.
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are too many external links (28) on this page.

Found links on this page

LinkAttributesAnchor text
/doc/authors.htmlchuck team
/release/1.5.5.1
/release/VERSIONSwhat's new?
https://chuck.stanford.edu/uana/IMG-ALT UpChucK operator
/release/download ChucK
https://chuck.stanford.edu/ide/New window try WebChucK IDE!
https://chuck.stanford.edu/doc/documentation
/doc/reference/API Reference
/doc/examples/examples
/doc/language/language
/community/chuck community
https://github.com/ccrma/chuckNew window External chuck
https://github.com/ccrma/chuginsNew window External chugins
https://github.com/ccrma/webchuckNew window External webchuck
/community/Trivial anchor text
more
https://www.youtube.com/watch?...External Subdomain video tutorials
https://discord.gg/Np5Z7ReesDNew window External discord server
https://artful.design/stuff/sa...New window External a photo-comic introduction to ChucK
https://artful.design/New window External Artful Design: Technology in Search of the Sublime
http://www.amazon.com/Programm...New window External Subdomain Programming for Musicians and Digital Artists: Creating music with ChucK
https://www.kadenze.com/course...New window External Subdomain Introduction to Real-time Audio Programming in ChucK
https://www.classcentral.com/c...New window External Subdomain all-time top 100
https://chuck.stanford.edu/chugl/ChuGL
/chugl/workshop/New window 2025 Summer Workshop!
/webchuck/WebChucK
https://chuck.stanford.edu/ide/New window WebChucK IDE
https://chuck.stanford.edu/smuck/SMucK
https://chuck.stanford.edu/chai/ChAI
https://chuck.stanford.edu/chump/ChuMP: A Package Manager
/extend/Extending ChucK
https://github.com/ccrma/chuginsNew window External chugins on github
/chunity/Chunity
https://ccrma.stanford.edu/~rm...New window External Subdomain FaucK
https://github.com/DBraun/Chuc...New window External ChucKDesigner
https://github.com/shakfu/pd-c...New window External Pure Data
https://github.com/shakfu/chuc...New window External Max/MSP
https://github.com/ccrma/chunrealNew window External Chunreal
http://plork.cs.princeton.edu/New window External Subdomain PLOrk
http://slork.stanford.edu/New window External Subdomain SLOrk
http://ccrma.stanford.edu/~ge/...New window External Subdomain CMJ ChucK article
https://artful.design/stuff/sa...New window External ChucK excerpt
https://artful.design/New window External Artful Design
http://www.cs.princeton.edu/~g...New window External Subdomain PhD Thesis
http://www.cs.princeton.edu/~p...New window External Subdomain chuck anthem
http://ccrma.stanford.edu/~ge/...New window External Subdomain ChucK + related publications
http://www.ted.com/talks/ge_wa...New window External Subdomain Ge's talk
/community/New window ChucK community
https://ccrma.stanford.edu/New window External Subdomain ccrma
https://soundlab.cs.princeton....New window External Subdomain soundlab
https://mcd.stanford.edu/New window External Subdomain MCD

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://chuck.stanford.edu/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time is very slow (1.63 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
This page only loads 1 CSS files. That's ok.
This page only loads 1 JavaScript files. That's good!
The file size of the HTML document is fine (18 kB).

HTTP Response Header

NameValue
dateSat, 26 Jul 2025 02:34:42 GMT
serverApache
strict-transport-securitymax-age=31536000; includeSubDomains; preload
x-frame-optionssameorigin
last-modifiedFri, 30 May 2025 20:30:10 GMT
etag"4e6938f-4744-6366047d72189"
accept-rangesbytes
content-length18244
connectionclose
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

External factors

This website has excellent links from other websites.
This page has backlinks from 204 referring domains.
This page has 594 backlinks.
This page has backlinks from 179 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

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Search preview

chuck.stanford.edu
ChucK => A Strongly-Timed Music Programming Language
ChucK is a strongly-timed programming language for interactive sound synthesis and music creation.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
ChucK100%Check
chuck community71%Check
Programming67%Check
strongly-timed66%Check
Music Programming66%Check
Strongly-Timed Music Programming66%Check
Programming Language65%Check
Music Programming Language64%Check
Music63%Check
ChucK =>57%Check
Show more keywords and terms

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