拡張機能
Security Tweaks
Improve your security and browse safer with seven tweaks.
NoLeaks
Audit potential privacy leaks on websites
Disable Page Visibility API
Prevent websites from tracking whether you are currently in another tab/ window.
PunyCode Domain Detection
This extension attempts to detect PunyCode domain phishing attack
Password Generator
The K+ Password Generator to go!
History Cleaner for Opera
immediately deletes the history of the Opera browser as it launches. You can also plan to periodically delete your Opera history.
Local CDN
Local emulation of Content Delivery Networks
AnonTab
let AnonTab = `${NoScript + HTTPSEverywhere + PrivateBrowsing + proxy}`;
HTML format cleaner
Right-click context-menu to clear HTML formating (remove HTML tags) and copy as plain text
Decryption RSA
Decryption of encrypted data on RSA key
Show Password
Show passwords as you type.
Policy Control - JavaScript and Flash blocker
Block third-party or all resources of style, script, image, font, xmlhttprequest types
NoMiner - Block Coin Miners
Easily stop coin miners from using your computer resources.
Privacy Protector Plus
removes all forms of tracking including web-bugs, tracking-scripts and information-collectors, and protects your personal data.
G URL Shortener
Easily shorten desired urls via Rebrandly API.
Flash Blocker Strict
Strictly block all Flash contents from loading (supports whitelisting)
What is My IP Address
View your public ip address via toolbar popup.
Zoom Redirector
Zoom Redirector transparently redirects any meeting links to use Zoom's browser based web client.
4b42 GeoIP
Twitter Redirect Fixer
Twitter adds redirection to all shared links to learn what links you click. This extension removes redirection (Twitter + 3rd-party) to protect your privacy. As a side-effect, all links will load faster.
History Limiter Custom Refresh
Limits the number of items the browser will keep in history by days. Cosmetic refresh of iron2000's work. Broom icon by Roundicons.
Show my Password
a basic add-on to show all your passwords in web pages
Metis (Μῆτις) password generator
Metis (Μῆτις) password generator help you to have a unqiue password per website with a unique key.
Filter request headers
Block certain values (cookies, etc.) from http request headers.
SBCZ PKI Service Component
Component providing electronic signature of the document.
Авто Вход для ДО Мирэа
Автоматический вход на платформу ДО Мирэа
Cookie Switch ON|OFF
Switch cookies ON or OFF with just one click!
PasswordMaker Pro
Flexible password generator using a cryptographic hash algorithm of your choice - Fully Compatible with PasswordMaker.org
CookieViz extension
CookieViz analyzes the interactions between your web browser and the remote servers and websites.
Lasource Helper
Lasource Helper
VanishModeViewer
View dissapearing messages on PC.
PasswordBox - Free Password Vault
Opera 用無料パスワード管理アプリ – もう二度とパスワードを忘れることはありません