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Build a Youtube Video Thumbnail Downloader in Browser Web App Using HTML & JavaScript
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Jun 26, 2025
Buy the full source code of the application here: https://procodestore.com/index.php/product/build-a-youtube-video-thumbnail-downloader-in-browser-web-app-using-html-javascript/ Official Website: https://freemediatools.com
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0:04
uh hello guys welcome to this live
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stream so in this live stream I will
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show you a YouTube video thumbnail
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downloader kind of a tool that I
0:12
developed inside the browser so which is
0:15
deployed on my website as well
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freemediatools.com so if you go to that
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website just search for this tool here
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which is YouTube thumbnail downloader
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and uh you will find find out this tool
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here
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so if you go to this tool from the name
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itself it will download the thumbnail of
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any YouTube videos so the interface
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looks very good you have this input
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field here you will basically paste the
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URL of any YouTube video that you visit
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so right click copy link address and
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simply plug this URL right in this and
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then we have a button here of get
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thumbnails and as soon as you do this
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you will see it will fetch all the
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thumbnails of a YouTube video
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in various qualities here this is the
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maximum resolution 1280 by 720 and then
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we also get standard definition high
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quality so all sort of thumbnails in
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various qualities we get it if you
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download all thumbnails it will download
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one by one all the thumbnails
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or you can individually download one
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thumbnail only which is the the basic
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one which is the full HD thumbnail
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maximum resolution so it's a very basic
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very important application you have seen
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this application in internet where they
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allow you to download the thumbnail of a
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particular video
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so we can let's suppose we
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so I built this entirely inside HTML CSS
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and JavaScript the interface that you
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see as soon as I click this the
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thumbnails come right here in various
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qualities so if you want the full source
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code of this application the link is
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given in the description you can
2:00
directly purchase it after purchasing it
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you will get this single index.html file
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here it's almost 561 lines of code here
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so a single index html file no
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serverside code is involved it's
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entirely built inside the browser it's a
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static web application so you can easily
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modify the source code or the user
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interface you will get to know how I
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developed this so if you need this the
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link is given in the description before
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purchasing it you can try this tool
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i have also given this link on the
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checkout page so first of all check out
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this tool here if you are interested
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then you can definitely purchase it you
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can try this with any video just plug
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the URL and then click this button and
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then it will fetch all the thumbnails
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that you see very simple tool the user
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interface also is very simple so yeah
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I've developed this using Bootstrap so
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that's why that you see
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you can individually click on any
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download button to download the
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thumbnail inside your computer very
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simple interface
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so if you're interested guys the link is
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given you can directly purchase the full
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source code of this application and
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thank you very much for watching this
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video and I will be seeing you in the
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next one