Maxima.sourceforge.io - SEO Checker

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Overview of the SEO Check
Meta information
79% 
Page quality
57% 
Page structure
74% 
Link structure
100% 
Server
99% 
External factors
100% 
SEO Score
Response time
0.41 s
File size
5.00 kB
Words
369
Media files
2
Number of links
21 internal / 8 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Maxima, a Computer Algebra System
The length of the page title is perfect. (334 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Maxima is a fairly complete computer algebra system written in Lisp with an emphasis on symbolic computation. It is based on DOE-MACSYMA and licensed under the GPL free software license. Its abilities include symbolic integration, 3D plotting and solving differential equations.
The meta description is too long: 1726 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
lang_detected
lang_given_html
lang_servercountry
The following language is defined by HTML: en-us
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
descriptionMaxima is a fairly complete computer algebra system written in Lisp with an emphasis on symbolic computation. It is based on DOE-MACSYMA and licensed under the GPL free software license. Its abilities include symbolic integration, 3D plotting and solving differential equations.
keywordsMaxima, CAS, computer algebra, mathematics, Lisp, symbolic computation, MACSYMA, GPL, free software, differential equations, plotting
langen-us
charsetUTF-8

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Page quality

Content
(Critically important)
There are only 369 words on this page. Good pages should have about 800 words of useful content.
35.2% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
5 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 22.08 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 7 tags for this page.
Image SEO
(Somewhat important)
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
/img/maxima.svgNo alt attribute provided
/img/maxima-banner.pngNo alt attribute provided

Page structure

H1 heading
(Critically important)
Maxima
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (6 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Maxima
H2 History
H3 Recent Releases
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 8 external links on this page.

Found links on this page

LinkAttributesAnchor text
/ar/index.htmlعربي
/de/index.htmlDeutsch
/es/index.htmlEspañol
/it/index.htmlItaliano
/nl/index.htmlNederlands
/pt/index.htmlPortuguês
/ru/index.htmlРусский
/tr/index.htmlTürkçe
/zh/index.html中文
https://sourceforge.net/projec...External SourceForge file manager
http://www.mit.edu/External Subdomain Massachusetts Institute of Technology
https://en.wikipedia.org/wiki/...External Subdomain William Schelter
/authorization-letter.htmlpermission to release the source code
/maximalist.htmlMaxima mailing list
/download.htmlDownloads
/documentation.htmlDocumentation
/project.htmlThe Maxima Project
/maximalist.htmlMailing Lists
/faq.htmlFAQ
/compalg.htmlComputer Algebra Systems
/lisp.htmlMaxima and Lisp
/3rdpartycode.htmlThird Party Code
/relatedprojects.htmlRelated Projects
https://sourceforge.net/p/maxi...External 5.47.0
https://sourceforge.net/p/maxi...External 5.46.0
https://sourceforge.net/p/maxi...External 5.45.1
https://sourceforge.net/p/maxi...External 5.45.0
https://sourceforge.net/p/maxi...External 5.44.0
/maximalist.htmlmailing list

Server configuration

HTTP redirects
(Critically important)
redirect_isaredirect
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.41 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (5 kB).

HTTP Response Header

NameValue
dateSun, 27 Oct 2024 12:58:06 GMT
content-typetext/html; charset=UTF-8
varyAccept-Encoding
last-modifiedSat, 24 Feb 2024 15:30:17 GMT
etagW/"1406-612225a833440"
cache-controlmax-age=3600
expiresSun, 27 Oct 2024 13:58:03 GMT
x-fromsfp-ioweb82-1
strict-transport-securitymax-age=31536000
content-encodinggzip
cf-cache-statusDYNAMIC
servercloudflare
cf-ray8d92db0bbbe19268-FRA
alt-svch3=":443"; ma=86400
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 1,623 referring domains.
This page has 12,581 backlinks.
This page has backlinks from 496 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /404.html

Similar sites

Search preview

maxima.sourceforge.io
Maxima, a Computer Algebra System
Maxima is a fairly complete computer algebra system written in Lisp with an emphasis on symbolic computation. It is based on DOE-MACSYMA and licensed under the GPL free software license. Its abilities include symbolic integration, 3D plotting and solving differential equations.

Most important keywords

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

KeywordResultRecheck
Maxima87%Check
System58%Check
Computer58%Check
Algebra58%Check
Computer Algebra58%Check
Computer Algebra System58%Check
source46%Check
Macsyma46%Check
symbolic46%Check
equations46%Check
Show more keywords and terms

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