Detects the Javascript libraries running on a page and displays their icons in the address bar.

Latest Version

Version
6.2.0
Update
August 2, 2020
Size
232KiB
Developer
Category
Users
10,000+
Rating
3.94 ★
Manifest Version
2
Web Store Status
Languages Support
English
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Permissions
Tabs
Http://*/*
Https://*/*
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Library Detector Extension

The Library Detector extension discovers which Javascript libraries are being utilized on webpages you visit and displays their icons, along with a link to the library's homepage, in the address bar.

Figure out which cool libraries are powering today's websites. You'll be surprised to learn about some of the more esoteric libraries that are out there. You'll also be horrified by the awful cocktail of libraries that some popular sites utilize!

Supports over 80 Javascript libraries, and growing with every version. Visit the support link and file a request if you think anything is missing. Or, better yet, fork the project on Github!
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 2, "name": "Library Detector", "short_name": "Library Detector", "version": "6.2.0", "web_accessible_resources": [ "library/libraries.js", "content_scripts/lib_detect.js" ], "description": "Detects the Javascript libraries running on a page and displays their icons in the address bar.", "icons": { "48": "icons/icon48.png", "128": "icons/icon128.png" }, "background": { "scripts": [ "library/libraries.js", "background_scripts/main.js" ], "persistent": false }, "page_action": { "default_icon": { "19": "icons/icon19.png", "38": "icons/icon38.png" }, "default_title": "Library Detector" }, "permissions": [ "tabs", "http://*/*", "https://*/*" ], "content_scripts": [ { "matches": ["http://*/*", "https://*/*"], "js": ["content_scripts/inject.js"], "run_at": "document_end" }, { "matches": ["http://*/*", "https://*/*"], "js": ["content_scripts/detect.js"], "run_at": "document_idle" } ]}
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How to download and manually install Library Detector extension for Chrome

Looking for a way to install Library Detector extensions for Chrome, you can search for them in the Chrome Web Store, clicking the "Add to Chrome" button, and following the straightforward process.

However, you may need to install Library Detector extensions manually, this article outlines two simple methods to effortlessly install Library Detector extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download Library Detector extension and manually install through Drag &Drop

If you ever need to manually install a Library Detector extension for Chrome, don't worry, it's a simple process. Just follow these easy steps, and you will have your extension ready to use in no time.

Step 1: Download the Library Detector Extension by clicking the "Download CRX" button on the website.

Look for the Library Detector extension you wish to install. Go to the website and download the Library Detector extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for Library Detector extension that contains all the data.

Step 2: Extract &Arrange Files

Once the file is downloaded, extract that file into its own folder. Similarly, give that extension files a permanent home. In other words, keep it in a folder that you don't accidentally delete it because these files will be needed to make that extension work.

Step 3: Go to the Chrome Extensions Page

Open Google Chrome and in the address bar, type chrome://extensions; it will open the Google Chrome extensions page. Make sure that "My extensions" is selected in the sidebar.

Step 4: Drag and Drop the Extension

Now, go to the folder where you extracted the Library Detector extension and drag &drop the extension file from there anywhere onto the extension page within Google Chrome.

Step 5: Complete the Installation

Once you drag and drop the extension file, follow the steps that Google Chrome takes you through. Similarly, if the extension file is of .crx file format, you will be required to review the permissions and then add the extension.

Now, you can manage that added extension as you would like to with any other Chrome extension that you added through Chrome Webstore. Its icon will also appear in the Google Chrome Menu on the right side of the address bar once you activate it.

Method 2: Download Library Detector extension for Chrome and install in Developer Mode

This is another method to install Library Detector extension manually, but the twist is that here, you install by enabling the developer mode option provided in Google Chrome. This mode is commonly used for testing extensions or running unpublished tools.

Step 1: Download the Library Detector extension file

Select and download the Library Detector extension by clicking the 'Download CRX' button on the website.

Step 2: Extract the downloaded contents

Convert the file to a ZIP file if it is in CRX format then extract the Library Detector extension zip file or folder that you downloaded. Make sure you extract it using the same folder name and keep it safely in another folder, so you don't delete it by mistake. The extracted folder will be needed to keep your Library Detector extension running.

Step 3: Open Chrome Extension Setting Page

In the address bar of Google Chrome, type chrome://extensions and open the Chrome Extension Page.

Step 4: Enable Developer Mode

After opening the Chrome Extension page, look at the top right side, and you will find the toggle option of "Developer mode."Simply enable that developer mode option.

Step 5: Load the Unpacked Extension

Once you enable the developer mode option, you will see the menu of Load Unpacked, Pack Extensions and Update. From that, select the option "Load unpacked."

Step 6: Select the Extension Folder

Once the pop-up opens upon clicking Load unpacked, select the Library Detector extension directory and click on the "Select Folder "button.

Step 7: Confirm and Install

After you select an extension folder of a Google Chrome extension you're installing manually, confirm its installation for the final time and let the installation complete.

Conclusion

Here we've made a step-by-step guide on How to manually install Library Detector extension in 2 ways. We hope this guide proves helpful.

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User reviews

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Al Murray (ID: 000000415a6e9682) Voted 4 ★ - Updated 10/18/2023 It was good when it worked but I can't get the popup to show anymore. Will try on a fresh Chrome install and see if that helps.

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Mitchell Hirsch (ID: 000000f2fbf9a4c4) Voted 5 ★ - Updated 01/07/2022 Picks up most of the common libraries. Works great.

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Ishank Dubey (ID: 000000dd4f0afc56) Voted 5 ★ - Updated 09/22/2021 I like this plugin very much, I am a seasoned dev and this plugin helps me to quickly figure what JS framework(s) a site is using, yes sometimes it doesn't work but I think thats still ok!

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Ralf Klis (ID: 0000008e2f04a833) Voted 1 ★ - Updated 09/21/2021 doesn't work

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Jess Gold (ID: 0000005d742a85e1) Voted 3 ★ - Updated 02/05/2021 doesn't really seem to work, as of 2021