Colorific

Colorize entire web pages. Configure themes using sliders and drag-and-drop. Set domain preferences for automatic coloration.

Images - All-in-one Internet Search (SSL & TLS)

Images - The #1 Images Search Add-on - Download Now - Free & Unlimited - "A must have add-on for Firefox."


(End-to-End Encryption & Secure Encrypted SSL Suggestions)


HTTPS


Binary App Dev

Tumblr - All-in-one Internet Search (SSL & TLS)

Tumblr - The #1 Tumblr Search Add-on - Download Now - Free & Unlimited - "A must have add-on for Tumblr."


(End-to-End Encryption & Secure Encrypted SSL Suggestions)


HTTPS


Binary App Dev

Free MOZ

Free MOZ - Directory Search : Search a simplistic DMOZ general web directory interface with integrated Google PageRank™ display + website preview thumbshots.

Social - All-in-one Internet Search (SSL & TLS)

Social - The #1 Social Search Add-on

Search: Google+, Facebook, Twitter, Tumblr, Pinterest, YouTube, Reddit, Instagram, Vine, Flickr, Twitch

(with SSL suggestions)


HTTPS


Binary App Dev

Only PDF

Fast search of documents in Adobe PDF format with Google.com engine.

Eccellio Science - Search Engine

Eccellio Science is fully dedicated to students and researchers that want to obtain fresh results and are very focused on Science matters. Not just Wikipedia as it often happen, but accredited and specialized websites. Enjoy Eccellio Science!

英辞郎 on the WEB

英辞郎 on the WEBを検索できるOpenSearchプラグインです。

Google.ncr

Torrent Freedom Rus

Torrent Freedom Rus is a torrent search engine for russian torrent trackers without registration. Search results lead directly to torrent detail pages with direct links to torrent files. It searches on more than 10 russian trackers.

Google Video Search

Search Google Video from the search field in Firefox.

Please review if you like it, or if you don't...

Dark Background and Light Text (SeaMonkey)

Makes every page to have light text on dark background (exact colors are customizable)

Firefox version is here: https://addons.mozilla.org/firefox/addon/dark-background-light-text/

Wiktionary (en)

Search Wiktionary.org, the free-content multilingual dictionary quickly and easily - and without wasting time and bandwidth on ads.

Torrents Search

Free, fast and powerful meta-search engine combining results from dozens of torrent (torrentz) search engines

Addons Quick Search Requires Restart

Type first letters of add-on name to find them in the list or press Ctrl+↑/↓ to switch between add-ons categories.
Additionally remember and restore last selected item in each list.

eBook

eBook search engine!

[book, books, ebooks, eboook, libros, libro, книги, bücher, buch, livre]

Seek and Download

Looking for a song? Just SND it.

Extension Auto-Installer

Important note: This extension will not work in Firefox 57 and above. Providing this functionality in Firefox is no longer possible, the extension is discontinued.

Wikipedia (fr)

Wikipedia for French Articles

哔哩哔哩（Bilibili）

B站搜索，图标完整。