Generated on March 20 2026 12:26 PM
Old data? UPDATE !
The score is 43/100
Title
RIOT - The friendly Operating System for the Internet of Things
Length : 63
Perfect, your title contains between 10 and 70 characters.
Description
Length : 0
Very bad. We haven't found meta description on your page. Use this free online meta tags generator to create description.
Keywords
Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties
This page does not take advantage of Og Properties. This tags allows social crawler's better structurize your page. Use this free og properties generator to create them.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 4 | 13 | 8 | 10 | 11 | 4 |
Images
We found 65 images on this web page.
1 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio
Ratio : 31%
Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Too Bad, you have Iframes on the web pages, this mean that content in an Iframe cannot be indexed.
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.
In-page links
We found a total of 73 links including 7 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Home | Internal | Passing Juice |
| Features | Internal | Passing Juice |
| Get started | Internal | Passing Juice |
| Use Cases | Internal | Passing Juice |
| FAQ | Internal | Passing Juice |
| CPUs | Internal | Passing Juice |
| Boards | Internal | Passing Juice |
| Drivers | Internal | Passing Juice |
| Overview | Internal | Passing Juice |
| Maintainers | Internal | Passing Juice |
| Social Media | Internal | Passing Juice |
| Branding | Internal | Passing Juice |
| Join the RIOT! | Internal | Passing Juice |
| free, open source | Internal | Passing Juice |
| grassroots community | Internal | Passing Juice |
| distributed all around the world | Internal | Passing Juice |
| open standards | Internal | Passing Juice |
| embUnit - Unit Testing | External | Passing Juice |
| Continuous Integration | Internal | Passing Juice |
| Hardware in the Loop (HIL) | Internal | Passing Juice |
| LGPLv2.1 | External | Passing Juice |
| Rust | Internal | Passing Juice |
| newcomer guide | External | Passing Juice |
| community processes | External | Passing Juice |
| RIOT Forum | Internal | Passing Juice |
| Matrix chat | External | Passing Juice |
| RIOT issue tracker | External | Passing Juice |
| notifications mailing list | External | Passing Juice |
| coding conventions | External | Passing Juice |
| Stack Overflow | External | Passing Juice |
| GitHub #riot-os | External | Passing Juice |
| hackster.io | External | Passing Juice |
| RIOT Summit | Internal | Passing Juice |
| Learn more! | Internal | Passing Juice |
| Learn more! | Internal | Passing Juice |
| Learn more! | Internal | Passing Juice |
| Learn more! | Internal | Passing Juice |
| Learn more! | Internal | Passing Juice |
| this one | External | Passing Juice |
| automated tools | External | Passing Juice |
| this technical guide | External | Passing Juice |
| this thread | Internal | Passing Juice |
| https://github.com/RIOT-OS/RIOT/issues/2128 | External | Passing Juice |
| Github | External | Passing Juice |
| RIOT repository | External | Passing Juice |
| Starter Guide | External | Passing Juice |
| 44C6AE441172F88D3423E81F5F7964D0F4239033 | Internal | Passing Juice |
| forum | Internal | Passing Juice |
| this guide | Internal | Passing Juice |
| issue | External | Passing Juice |
| hardware | Internal | Passing Juice |
| this page | External | Passing Juice |
| Raspberry Pi Pico | Internal | Passing Juice |
| Raspberry Pi Pico W | Internal | Passing Juice |
| RIOT native | Internal | Passing Juice |
| or the 64 bit native variant | Internal | Passing Juice |
| a tiny 8-bit MCU with 2 KiB RAM and 32 KiB flash | Internal | Passing Juice |
| ARM Cortex M | Internal | Passing Juice |
| RISC-V | Internal | Passing Juice |
| self-governed | Internal | Passing Juice |
| “Why LGPL?” | Internal | Passing Juice |
| Arduino | External | Passing Juice |
| Arduino compatibility layer | Internal | Passing Juice |
| Zephyr | External | Passing Juice |
| technical steering committee | External | Passing Juice |
| FreeRTOS | External | Passing Juice |
| FreeRTOS for AWS IoT | External | Passing Juice |
| Contiki-NG | External | Passing Juice |
| ZEP packet dispatcher | External | Passing Juice |
| GitHub repository for the website | External | Passing Juice |
| RIOT: An Open Source Operating System for Low-End Embedded Devices in the IoT | Internal | Passing Juice |
| Imprint | Internal | Passing Juice |
| Privacy Policy | Internal | Passing Juice |
Keywords Cloud
community riot features code development more arduino support hardware iot
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| riot | 82 | ![]() |
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| more | 21 | ![]() |
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| community | 20 | ![]() |
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| features | 16 | ![]() |
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| code | 15 | ![]() |
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Url
Domain : riot-os.org
Length : 11
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is en.
Dublin Core
This page does not take advantage of Dublin Core.
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Warning! At least one email address has been found in the plain text. Use free antispam protector to hide email from spammers.
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
![]() |
Excellent, your website doesn't use nested tables. |
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Too bad, your website is using inline styles. |
![]() |
Too bad, your website has too many CSS files (more than 4). |
![]() |
Too bad, your website has too many JS files (more than 6). |
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Too bad, your website does not take advantage of gzip. |
Mobile Optimization
![]() |
Apple Icon |
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Meta Viewport Tag |
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Flash content |
XML Sitemap
Missing
Your website does not have an XML sitemap - this can be problematic.
A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.
Robots.txt
https://riot-os.org/robots.txt
Great, your website has a robots.txt file.
Analytics
Missing
We didn't detect an analytics tool installed on this website.
Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.
Free SEO Testing Tool is a free SEO tool which provides you content analysis of the website.