Firefox add-on with keyword - file

Save an entire web page—including images and styling—as a single HTML file.

Read ePub files right in Firefox. No additional software needed!

Add Convert File & Custom Web Search extension then click the icon on your toolbar Convert Your Files plus Yahoo Web Search.

A download manager with the ability to pause and resume downloads, download remote files, and more.

Easily save images with a wide range of customization features, such as file size, dimensions, and image type.

Save highlighted text to a file on your computer.

Downloads multiple files from any page

Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your real email address and protect yourself from hackers and unwanted mail.

TiddlyWiki html-file saving and backup, using a Tower of Hanoi strategy! Learn more at: https://pmario.github.io/file-backups/ Video: recoreded with V0.2.1 https://youtu.be/KVLtID8nElU which is slightly outdated. But overall info is OK.

Download links from a web page, download all links from a web page, download online videos, and send tasks to the file centipede download manager.

This all-in-one converter plugin extends your right click menu with an option to download and convert webpages, links, videos, documents, images, just everything that can be downloaded from the Internet.

A Chrome extension that allows you to upload large files in chunks.

Allows you to view files of various formats from your disk and dropbox.

Build, save and share beautiful Firefox themes.

Changes GitHub and BitBucket file icons according to their extension or framework

Translate websites in your browser, privately, without using the cloud. The functionality from this extension is now integrated into Firefox.

Use browser to manager local files

The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.

Convert PDF to image (JPEG), text (TXT), and documents (EPUB, FB2, DOCX, PPTX, XML, JSON, CBZ)

Save the title and URLs of open tabs as an HTML file.

File translator into another language.

Add the Zip-Unzip Files & Custom Web Search extension to easily zip and unzip files by clicking the favicon on your browser toolbar, and access search results powered by Yahoo!®

Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs. Cookies are separated by container, allowing you to use the web with multiple accounts and integrate Mozilla VPN for an extra layer of privacy.

Save web pages as self-extracting HTML/ZIP hybrid files.

Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.