Firefox add-on with keyword - messenger

Access to WhatsApp Web from within a toolbar panel and get badge notification of unread threads

Go to the pinned Messenger tab. If it doesn't exist, it's created. This is an independent addon not affiliated with or sponsored by Messenger or Meta

Messenger for Facebook™ lets you bring a Messenger right into your browser to chat with your friends.

Skype Web Messenger brings Skype right into your browser to make audio and video calls.

An easy-to-use and lite App for Messenger.

Easily connect with friends and family while you browse internet. This add-on brings conversations to life with photos, emoji, and even group video calls!

Universal Messenger support many chat messenger services. You can chat with Skype, Facebook Messenger, Whatsapp, Yahoo, Hangouts, Telegram, etc... without install any application. Let's enjoy!

Google Hangouts Web Messenger brings Google Hangouts right into your browser to chat with your friends.

Gives a dark theme to the Facebook messenger website.

Native Dark Mode in Messenger.

Displays a sidebar that lets you talk to your friends using Facebook Messenger. Icon by Yuliia Osadcha (https://www.iconfinder.com/Juliia_Os)

Merges all Social Media Networks chats in one App. Access to multi messenger to message your friends and more...

Enable dark mode for messenger.

Delete Messenger Messages/Delete All Messages - with this extension you can delete all your messenger messages in seconds! This version is compatible with last messenger version!

Telegram Web Messenger brings Telegram right into your Firefox Sidebar.

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Access to Telegram's web application in a separate window or tab and get notified when new messages received

Send Whatsapp message to a single user or to users in sum without saving number

Relays messages to/from Hatch, a program that allows multiple printer configuration for users of the Evergreen ILS open source software application.

provides an easy access to messenger.com and notifies you of all new messages (via badge icon text)

Skype for Web. Microsoft Skype App Lite for Google Chrome. Messages, SMS, Calls, Video-Calls, Share, Profile, Contacts on Browser.

Send WhatsApp messages to individual users or groups without saving their numbers.

Changes and hides the visual of the Facebook messenger page to appear like Outlook email client. For every hard worker.

Best App for Youtube. Compact interface, faster and similiar to the smartphone App.

Gmail-like keyboard shortcuts for the Messenger web app (messenger.com).