IPv4 VLSM Subnet Calculator

Latest Version

Version
1.3.3
Update
September 26, 2021
Size
239KiB
Developer
Category
Users
182
Rating
5 ★
Manifest Version
3
Web Store Status
Languages Support
Bahasa Indonesia
Deutsch
English
Français
Español
עברית
‫العربية
中文 (简体)
日本語
한국어
See more
Permissions
Storage
Identity
See more

Flex Subnetting - Subnet Calculator Extension

Calculate, plan and manage complex subnets like a Pro.
A must have tool for Cloud Solution Architects and Network Engineers.

Features:
- Support Classless Addressing (VLSM)
- Automatic tagging ( Public/Private, etc )
- Customisable theme
- Export to CSV
- Save and Load Projects
- Split and Merge Preview

To support this project, please consider to buy me a cup of coffee
https://www.buymeacoffee.com/eddykwok

Disclaimer:
While we have made every attempt to ensure the application to work correctly, Flex Subnetting Author/Developer is not responsible for any errors or omissions, or for the results obtained from the use of this product. All information is provided \"as is\", with no guarantee of completeness, accuracy, timeliness or of the results obtained from the use of this information, and without warranty of any kind, express or implied, including but not limited to warranties of performance, merchantability and fitness for a particular purpose. In no event will Flex Subnetting Author/Developer, company or employees thereof be liable to you or anyone else for any decision made or action taken in reliance on the information provided by this application.
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 3, "name": "Flex Subnetting - Subnet Calculator", "short_name": "Flexnet", "description": "IPv4 VLSM Subnet Calculator", "version": "1.3.3", "icons": { "128": "icon128.png", "48": "icon48.png", "16": "icon16.png" }, "options_page": "options.html", "background": { "service_worker": "background.js" }, "action": { "default_icon": "icon16.png" }, "permissions": ["storage", "identity"], "host_permissions": ["https://www.googleapis.com/"], "oauth2": { "client_id": "806780691106-lhnaqucc136tjdmbahv2g502ilf3utvg.apps.googleusercontent.com", "scopes": [ "https://www.googleapis.com/auth/plus.login", "https://www.googleapis.com/auth/chromewebstore.readonly" ] }, "offline_enabled": true, "default_locale": "en"}
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How to download and manually install Flex Subnetting - Subnet Calculator extension for Chrome

Looking for a way to install Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator extensions manually, this article outlines two simple methods to effortlessly install Flex Subnetting - Subnet Calculator extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download Flex Subnetting - Subnet Calculator extension and manually install through Drag &Drop

If you ever need to manually install a Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator Extension by clicking the "Download CRX" button on the website.

Look for the Flex Subnetting - Subnet Calculator extension you wish to install. Go to the website and download the Flex Subnetting - Subnet Calculator extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator extension for Chrome and install in Developer Mode

This is another method to install Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator extension file

Select and download the Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator 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 Flex Subnetting - Subnet Calculator extension in 2 ways. We hope this guide proves helpful.

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User reviews

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Effendy Arifin (ID: 0000001d6c92414c) Voted 5 ★ - Updated 09/30/2020 A dream came true for Solution Architects and Network Engineers, this tool is the only one in the market that able to split and merge subnets. Intuitive UI, easy to use, highly recommended .