Qwant for Opera
Qwant Extension defines qwant.com as your default homepage and search engine.
Поиск по картинке
Search the picture in the services of Yandex, Google and TinEye
TinEye Reverse Image Search (Context menu)
This is the official TinEye Opera Next extension. Find out where an image came from, how it's used, or find higher resolution versions.
Giphy for Opera
Bring the power of a GIF search engine anywhere on the web. Respond to emails, tweets and more with GIFs quickly and easily.
Search on google
If you right-click on some selected text, then it will give an option to search the selected text. If you click it, it will open a new tab where it will perform the search
Search in YouTube
Right-click on some selected text and find results in Youtube
Image reverse search
Adds an option to the context menu to reverse search an image on various services
Sidebar for Google™ Search
Easy Access to Google search via Sidebar UI
Google Reverse Image Search
is a powerful capturing reverse image search tool built on top of Google Image engine.
Search by Image
Reverse image search using various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
Safe Torrent Scanner
Search the web
Fast and free one-click image duplicates search in Google, Yandex, Bing and TinEye.
All necessary services Yandex is always near in the bottom place.
Free Search & Youtube HD Video Downloader
Youtube Video Search Engine Watch Live And Download free,Mp3 , Wallpaper,Software Search And Download free,Flash Video Downloader helps you download any video (flv, mp4, HD) from YouTube, Facebook, Break, Metacafe more..
StartPage Search Extension
Unofficial StartPage.com search extension for Opera.
Show the daily image of Bing on Speed Dial.
Search similar image by "Google search by Image".
Shows country flag based on the server location for any website
Qmee rewards you for the searches you do everyday.
FILMEGO - смотри и скачай своё кино!
View and download directly to any movie site (IMDb, RT, etc.)
Google Reverse Image Search
Right-click on an image and perform a search by image on Google. Refresh of s-a-s-h's work. Icon by Daniel Bruce (Entypo Pack).
View synonyms and antonyms by button in toolbar, right-click or by word selection on any page.
Easy access to Google Scholar right from toolbar popup
Reverse Image Search
Adds a context menu item to search for similar images
View Page Archive & Cache
View archived and cached versions of web pages on 10+ search engines, such as the Wayback Machine, Archive.is, Google, Bing, Yandex, Gigablast, WebCite, Sogou, Memento, Naver and Yahoo Japan.
Yandex.Info offers contextual tips on sites you visit. It can clarify a word or phrase without distracting you from your reading.
Secret Revealer - social advanced search engine
Reveals secret information from Facebook's profiles and other helpful information.
The easiest way to access different search engines.
Right-click on some text and find its image with Google image search.
IP Address Finder
It uses a database of IP location addresses, provided from external service, that are associated to cities and to other informations
Adds an option 'Search with Bing' in the context menu(right click menu), to search for highlighted text