Extensions
Flash Blocker Strict
Strictly block all Flash contents from loading (supports whitelisting)
NoRef
Removes HTTP referer header
Policy Control - JavaScript and Flash blocker
Block third-party or all resources of style, script, image, font, xmlhttprequest types
Local pass store
A password manager with local storage, a bit like old WAND.
Link Revealer
See the true URL for all links and improve your security!
WorkspaceCrypto
Workspace Crypto Extension
Show my Password
a basic add-on to show all your passwords in web pages
What is My IP Address
View your public ip address via toolbar popup.
CryptoStop
This extension blocks cryptocurrency mining scripts and protects you from such websites.
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.
MetaCert: Internet Security (Website Identity)
Internet security for teams, remote workers and families.
Web Security Audit
Identifies common vulnerabilities in websites as you browse the web.
MD5 Lock - Password Securer
Secure your passwords.
Passky
Simple, modern, open source and secure password manager.
Encryption
Encryption of personal correspondence in social networks.
File Guard (Encryptor | Decryptor)
Encrypt or decrypt any file with just one click inside your browser!
Cookie Pirate
Keep cookies from leaving your browser.
Vodkaď si?
Bump
Hide your real email and control who can send you messages. Generate new emails with one click is pretty easy.
GenPass - Умный генератор паролей
GenPass - Smart password generator lets you to create a strong easy remembered password of high cracking resistance.
Whitelist Manager
Automatically blocks all pages from any website that is not in your list of allowed websites.
PfP: Pain-free Passwords
A simple and secure password manager to be used with KeePass databases.
ProSe - Privacy Policy Analyzer
Pro Se reads and analyses privacy policies on your behalf. It empowers you to make informed decisions about your privacy rights.
Premiumize.me
Premiumize.me extension for Opera
Cockatoo
Secure password aggregator.
IDN Safe
IDN Safe is a browser extension which blocks internationalized domain names to prevent you from visiting probable fake sites.
Insight™
Provides website information such as Rank, and checks URLs against suspected pages.
PfP: Pain-free Passwords (legacy)
Use a single master password to generate secure passwords for all websites - without losing track of passwords you cannot change.
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