Generated on December 18 2025 00:46 AM
Old data? UPDATE !
The score is 46/100
Title
Introduction · GitBook
Length : 22
Perfect, your title contains between 10 and 70 characters.
Description
Length : 0
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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 | 4 | 4 | 0 | 0 | 0 |
Images
We found 1 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 : 56%
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
Great, there are no Iframes detected on this page.
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 66 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Introduction | Internal | Passing Juice |
| Getting Started | Internal | Passing Juice |
| Developer Experience (WIP) | Internal | Passing Juice |
| Architecture (WIP) | Internal | Passing Juice |
| Project Structure (WIP) | Internal | Passing Juice |
| Design Principles | Internal | Passing Juice |
| React Components | Internal | Passing Juice |
| Higher Order Components | Internal | Passing Juice |
| Anti-Patterns | Internal | Passing Juice |
| Performance (WIP) | Internal | Passing Juice |
| Building Applications (WIP) | Internal | Passing Juice |
| Configuration (WIP) | Internal | Passing Juice |
| Ions | Internal | Passing Juice |
| Page Lifecycle Injectors (WIP) | Internal | Passing Juice |
| Routing | Internal | Passing Juice |
| Building Visual Modules (WIP) | Internal | Passing Juice |
| Idiomatic HTML (WIP) | Internal | Passing Juice |
| Working with Styles (WIP) | Internal | Passing Juice |
| Formatting | Internal | Passing Juice |
| State and Data (WIP) | Internal | Passing Juice |
| Testing & Debugging (WIP) | Internal | Passing Juice |
| Testing (WIP) | Internal | Passing Juice |
| Debugging (WIP) | Internal | Passing Juice |
| Cross Cutting Concerns (WIP) | Internal | Passing Juice |
| Instrumentation (WIP) | Internal | Passing Juice |
| Guides (WIP) | Internal | Passing Juice |
| Creating a new Application | Internal | Passing Juice |
| Resources (WIP) | Internal | Passing Juice |
| Tutorial | Internal | Passing Juice |
| Minimal Setup | Internal | Passing Juice |
| Recommended Setup | Internal | Passing Juice |
| Generate a New Thunderball App | Internal | Passing Juice |
| Running Tests | Internal | Passing Juice |
| Working With Views and Ions | Internal | Passing Juice |
| Modify an Existing View | Internal | Passing Juice |
| Add a New Route | Internal | Passing Juice |
| Add Document Head Content with react-helmet-async | Internal | Passing Juice |
| Link to the New View | Internal | Passing Juice |
| Connect in State | Internal | Passing Juice |
| Conditionals | Internal | Passing Juice |
| Thunderball Middleware | Internal | Passing Juice |
| Fetching Data in the Browser | Internal | Passing Juice |
| Fetching Data on the Server | Internal | Passing Juice |
| Configuring Proxy Routes | Internal | Passing Juice |
| Conclusion | Internal | Passing Juice |
| Published with GitBook | External | Passing Juice |
| Introduction | Internal | Passing Juice |
| react | External | Passing Juice |
| jsx | External | Passing Juice |
| redux | External | Passing Juice |
| react-redux | External | Passing Juice |
| redux-persist | External | Passing Juice |
| redux-logger | External | Passing Juice |
| react-router | External | Passing Juice |
| react-helmet-async | External | Passing Juice |
| react-intl | External | Passing Juice |
| node | External | Passing Juice |
| express | External | Passing Juice |
| gulp | External | Passing Juice |
| webpack | External | Passing Juice |
| yoeman | External | Passing Juice |
| immutablejs | External | Passing Juice |
| lodash | External | Passing Juice |
| query-string | External | Passing Juice |
| Jest | External | Passing Juice |
| Enzyme | External | Passing Juice |
Keywords Cloud
new thunderball used library data wip react javascript components applications
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| thunderball | 20 | ![]() |
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| wip | 18 | ![]() |
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| used | 8 | ![]() |
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| applications | 8 | ![]() |
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| react | 8 | ![]() |
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Url
Domain : thunderball.io
Length : 14
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
You have not specified the language. Use this free meta tags generator to declare the intended language of your website.
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
Great no email address has been found in plain text!
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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Perfect. No inline css has been found in HTML tags! |
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Too bad, your website has too many CSS files (more than 4). |
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Too bad, your website has too many JS files (more than 6). |
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Perfect, your website takes advantage of gzip. |
Mobile Optimization
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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://thunderball.io/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.