881 ms in total
53 ms
350 ms
478 ms
Welcome to johnny-five.io homepage info - get ready to check Johnny Five best content for Turkey right away, or after learning these important things about johnny-five.io
Johnny-Five is the JavaScript Robotics & IoT Platform
Visit johnny-five.ioWe analyzed Johnny-five.io page load time and found that the first response time was 53 ms and then it took 828 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
johnny-five.io performance score
name
value
score
weighting
Value2.3 s
73/100
10%
Value4.3 s
43/100
25%
Value2.7 s
96/100
10%
Value310 ms
77/100
30%
Value0.006
100/100
15%
Value6.1 s
63/100
10%
53 ms
11 ms
15 ms
18 ms
14 ms
Our browser made a total of 71 requests to load all elements on the main page. We found that 30% of them (21 requests) were addressed to the original Johnny-five.io, 52% (37 requests) were made to Static.johnny-five.io and 4% (3 requests) were made to . The less responsive or slowest element that took the longest time to load (178 ms) relates to the external source Static.johnny-five.io.
Page size can be reduced by 742.6 kB (57%)
1.3 MB
566.7 kB
In fact, the total size of Johnny-five.io main page is 1.3 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 977.2 kB which makes up the majority of the site volume.
Potential reduce by 16.4 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 16.4 kB or 75% of the original size.
Potential reduce by 532.9 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Johnny Five needs image optimization as it can save up to 532.9 kB or 55% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 109.3 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 109.3 kB or 66% of the original size.
Potential reduce by 84.1 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Johnny-five.io needs all CSS files to be minified and compressed as it can save up to 84.1 kB or 58% of the original size.
Number of requests can be reduced by 15 (23%)
66
51
The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Johnny Five. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
johnny-five.io
53 ms
styles.css
11 ms
anchor.css
15 ms
github.min.css
18 ms
fontloader.js
14 ms
anchor.js
13 ms
es6-shim.js
19 ms
magic.css
22 ms
platform-data.js
21 ms
main.js
23 ms
konami.js
23 ms
highlight.min.js
23 ms
buttons.js
158 ms
type.css
20 ms
widgets.js
54 ms
arduino-uno.png
118 ms
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143 ms
analytics.js
74 ms
js-logo.png
27 ms
pcb.jpg
25 ms
led-scene-0.gif
24 ms
bot.jpg
57 ms
make-book.jpg
63 ms
packt-book.jpg
59 ms
bocoup-bob.png
63 ms
github-icon.png
57 ms
yt-icon.png
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twitter-icon.png
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sparkfun-redboard.png
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arduino-leo.png
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arduino-mega.png
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arduino-fio.png
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arduino-micro.png
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arduino-mini.png
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arduino-nano.png
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arduino-pro-mini.png
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botboarduino.png
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chipkit-uno32.png
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spider-robot-controller.png
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dfrobot-romeo.png
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teensy-3.png
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beaglebone-black.png
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next-thing-chip.png
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blend-micro-v1.png
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electric-imp-april.png
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intel-galileo-gen1.png
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intel-galileo-gen2.png
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intel-edison-arduino.png
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intel-edison-mini.png
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sparkfun-gpio-block.png
127 ms
sparkfun-arduino-block.png
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light-blue-bean.png
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linino-one.png
165 ms
pcduino3.png
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pinoccio.png
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raspberry-pi-2-model-b.png
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raspberry-pi-model-a-plus.png
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raspberry-pi-model-b-plus.png
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raspberry-pi-model-b-rev-1.png
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raspberry-pi-model-b-rev-2.png
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spark-core-white.png
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photon-black.png
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photon-redboard.png
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LlNVgAAAAFUqwVTAAA=
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HIFhqtkDo6VmDPYWmn0wnv1YUqTedbpbDAAAAAFUqwVOAAA=
4 ms
button.831500944bc3eb7ea5276ccdc3f71d2e.js
87 ms
buttons.css
54 ms
collect
32 ms
tessel-2.png
96 ms
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0 ms
collect
85 ms
johnny-five.io accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Links do not have a discernible name
johnny-five.io best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Page has valid source maps
johnny-five.io SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Johnny-five.io can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Johnny-five.io main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
johnny-five.io
Open Graph data is detected on the main page of Johnny Five. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: