For example. To mark important sentence. To Write operations during Screencast. MPen is simple graffiti tool.

Latest Version

Version
0.3.1
Update
August 26, 2024
Size
61.05KiB
Developer
uchicrew.com
Category
Users
30,000+
Rating
4.475 ★
Manifest Version
3
Web Store Status
Languages Support
English
日本語
See more
Permissions
ActiveTab
Storage
ContextMenus
Scripting
Notifications
See more

MPen Extension

Translucent color
You can use it like a highlighter with a translucent color compatible pen.

Undo/Redo
MPen keeps track of 8 undo levels. Usability like a desktop application.

Multi-language
UI supports English and Japanese.


For Windows 8.1/10 users:
There is a problem that you can not click on the touchpad while pressing the letter key. Improved by setting \"touchpad sensitivity\" of touchpad to \"maximum sensitivity\" in your Windows settings.
For details, please refer to Microsoft Support. (https://support.microsoft.com/en-us/help/2907018/button-clicks-for-internal-touchpads-and-pointing-sticks-are-not-respo)


# Keyboard Shortcuts

[`] fold/unfold panel
[1] pen
[2] line
[3] rect
[4] ellipse
[5] text
[6] eraser
[7] hand
[8] pointer

[-] clear
[=] toggle option panel
[Backspace] minimize/restore toolbar

[q] pen (pressing)
[w] line (pressing)
[e] rect (pressing)
[r] ellipse (pressing)
[t] text (pressing)
[y] eraser (pressing)
[u] hand (pressing)
[i] pointer (pressing)

[Ctrl]+[z] undo
[Ctrl]+[y] redo
[Ctrl]+[Backspace] exit

[Esc] abort
[`] fold
[Alt] show/hide shortcut key

[Ctrl]+[Alt]+[d] on/off debug logging


# Release Note

Version 0.3.1
- Updated the link to the homepage.

Version 0.3.0
- Migrate to Manifest V3
- Improved rendering quality on HiDPI displays
- Improved memory efficiency
- Error messages are now displayed in notifications (\"Notifications\" Permission)

Version 0.2.2, 0.2.3
- Release canceled

Version 0.2.1
- Remove unused permission.

Version 0.2.0
- Added Rect tool.
- Added Ellipse tool.
- You can draw vertical/horizontal lines by holding down the Shift key and dragging with Line tool.
- Changed keyboard shortcuts
- Bug Fixes & Other Misc. Changes

Version 0.1.7
- Added Quick Tool feature. You can temporarily use the tool while pressing [QWERTY] key.

Version 0.1.6
- Bug fixes.

Version 0.1.5
- Added Text tool.
- Option panel can now move to left/right.
- You can now open a blank/ruled-line/grid page from the icon menu.

Version 0.1.4
- Added Undo/Redo functions.
- Added Abort command to Eraser.

Version 0.1.3
- Fixed touchscreen issue.

Version 0.1.2
- Added Line tool.
- Added Abort command to Pen and Line. ([ESC] key)

Version 0.1.1
- Add Contextual mouse pointer.

Version 0.1.0
- Initial release.
Read more

Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 3, "background": { "type": "module", "service_worker": "background.bundle.js" }, "name": "__MSG_extName__", "short_name": "__MSG_extName__", "version": "0.3.1", "default_locale": "en", "description": "__MSG_extDescription__", "icons": { "128": "logo.png" }, "action": { "default_icon": "action.png", "default_title": "__MSG_extName__" }, "offline_enabled": true, "permissions": [ "activeTab", "storage", "contextMenus", "scripting", "notifications"], "web_accessible_resources": []}
Read more

How to download and manually install MPen extension for Chrome

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

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

If you ever need to manually install a MPen 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 MPen Extension by clicking the "Download CRX" button on the website.

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

This is another method to install MPen 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 MPen extension file

Select and download the MPen 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 MPen 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 MPen 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 MPen 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 MPen extension in 2 ways. We hope this guide proves helpful.

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User reviews

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minchul Noh (ID: 00000006e34e7a32) Voted 4 ★ - Updated 12/11/2022 good

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Abel Paredes Chuna (ID: 0000000db3ed8788) Voted 4 ★ - Updated 06/18/2022 Muy buena. Tiene todas las funciones que necesitas de forma elegante y han solucionado sus errores. Solo que no funciona con documentos PDF. Muy buena herramienta.

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Long Thành (ID: 00000090d996393c) Voted 5 ★ - Updated 04/22/2022 Heplfull and thank u

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David Froz (ID: 000000d2107ac2d1) Voted 5 ★ - Updated 04/19/2022 o melhor que já achei nessa funcionalidade. Com muitas teclas de atalho e uma visão bem limpa do monitor. MUITO BOM!!!

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alekss (ID: 000000d9b4f509b4) Voted 5 ★ - Updated 04/04/2022 Simple Clean and Easy to use 👍