What is PrevYou — YouTube Thumbnail Previewer?

PrevYou — YouTube Thumbnail Previewer is a Chrome extension developed by Benjamin Code, and its main feature is "Preview your video thumbnail and title on YouTube home page or subscription feed.".

Extension Screenshots

Download PrevYou — YouTube Thumbnail Previewer Extension CRX File

Download PrevYou — YouTube Thumbnail Previewer extension files in crx format, manually install Chrome extensions in the browser, or share the crx files with friends to easily install Chrome extensions.

Extension Usage Instructions

YouTubers want to preview their new upcomming video on amongst the other one on the YouTube Homepage to see if their thumbnail is good or bad. They often screenshot the homepage, go in Photoshop and make the job themself. This extension just requires you to upload your thumbnail and type the title of your video and you're done!
You also have pretty interesting options such as:
* Placing your thumbnail randomly on the homepage so you have to try to find it yourself and see if it's efficient or not.
* Dark mode
* Does not requires you to login and give your credential
* Remembering your last submission

This is an open source extension so you can go on the repository of the extension and contribute or ask for new features.
This extension has been created and developed by YouTuber Benjamin Code during a live stream on Twitch. The design has been realised by BastiUI during a live stream on Twitch.
Lot of differents contributors developed good features for the project.
It's an open source project that we hope will help a lot of creators.

Extension Basic Information

Name	PrevYou — YouTube Thumbnail Previewer
ID	lnkbdmjocdiomabiedmflmgikjlifham
Official URL	https://chromewebstore.google.com/detail/prevyou-%E2%80%94-youtube-thumbna/lnkbdmjocdiomabiedmflmgikjlifham
Description	Preview your video thumbnail and title on YouTube home page or subscription feed.
File Size	64.88 KB
Installation Count	3,648
Current Version	1.5
Last Updated	2022-11-15
Publish Date	2021-04-09
Rating	4.98/5 Total 40 Ratings
Developer	Benjamin Code
Email	[email protected]
Payment Type	free
Extension Website	https://github.com/bdebon/youtube-thumbnail-tester-chrome-extension
Help Page URL	https://github.com/bdebon/youtube-thumbnail-tester-chrome-extension
Supported Languages	en
manifest.json
{ "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx", "name": "PrevYou \u2014 YouTube Thumbnail Previewer", "description": "Preview your video thumbnail and title on YouTube home page or subscription feed.", "version": "1.5", "manifest_version": 3, "permissions": [ "storage", "activeTab", "scripting" ], "action": { "default_popup": "popup-wrapper.html", "default_icon": { "16": "\/images\/logo16.png", "32": "\/images\/logo32.png", "48": "\/images\/logo48.png", "128": "\/images\/logo128.png" } }, "web_accessible_resources": [ { "resources": [ "popup.html" ], "matches": [ "https:\/\/www.youtube.com\/*" ] } ], "icons": { "16": "\/images\/logo16.png", "32": "\/images\/logo32.png", "48": "\/images\/logo48.png", "128": "\/images\/logo128.png" } }