Everykey for Opera
Everykey unlocks your devices and logs you into websites when you're around, then locks it all back down when you're not.
Linkify For Opera
Converts any plain text to clickable links
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Todoist for Opera
Organize work and life with Todoist for Opera
Qwant for Opera
Qwant Extension defines qwant.com as your default homepage and search engine.
Mojeek for Opera
With this extension enabled, typing 'm' followed by a space and then a search term will perform a search with Mojeek.
Gibiru for Opera
This extension adds Gibiru to your search engine list. You can type "x" before your query to search with Gibiru.
Calculator for Opera
handy tool that adds a calculator to your web browser, allowing you to quickly perform mathematical calculations while browsing.