Opera Plugins, Add-ons and extension

Open-source password manager with AES-256 encryption and device sync. Store and access encrypted logins across platforms like iOS and Android.

This efficient browser add-on blocks ads, trackers, and malware by default employing various filter lists, acting as a comprehensive wide-spectrum blocker.

Privacy-focused search engine offering Zero-click Info, instant answers, and more, built from open-source software for a user-friendly experience.

Store bookmarks with related content, organize thematically with real-time collaboration and privacy focus, offering web clipper and cloud sync.

Adblock Plus is a free extension that allows you to - among other things - block annoying ads, disable tracking and block domains known to spread malware.

Online encrypted password storage with password generation, dark web monitoring, and two-factor authentication. Manage with security dashboard.

AdGuard is the best way to get rid of intrusive ads and online tracking, and to protect your computer from malware. Make your web surfing faster, safer and more comfortable with AdGuard!.

NextDNS protects you from all kinds of security threats, blocks ads and trackers on websites and in apps and provides a safe and supervised Internet for kids — on all devices and on all networks.

SponsorBlock is a browser extension and open API via crowdsource for skipping sponsor segments in YouTube videos. It's open-source. Users submit when a sponsor happens from the extension, and the extension automatically skips sponsors it knows about using a privacy...

Aggregate RSS, newsletters, and social feeds with advanced filtering, real-time cross-device syncing, customizable reading views, and ad-free experience.

Open-source, self-hosted tool that extracts articles, offers offline mobile reading, powerful filters, migration from other services, and multiple download formats.

Privacy Badger is a browser-add on tool that analyzes sites to detect and disallow content that tracks you in an objectionable, non-consensual manner. When you visit websites, your copy of Privacy Badger keeps note of the "third party" domains that embed images...

"Terms of Service; Didn't Read" (short: ToS;DR) is a project started in June 2012 to help fix the "biggest lie on the web": almost no one really reads the terms of service we agree to all the time.

An AI-powered proofreading tool supports over 20 languages, offering free and premium versions with extensive grammar checks across multiple apps.

Securely manage passwords across devices with auto-fill and vulnerability alerts, organizing passwords and notes for quick access and synchronization.

Efficient reverse image search engine that identifies exact usages and altered images online, provides source information, and ensures ad-free, lightweight experience.

HTTPS Everywhere is a browser extension produced as a collaboration between The Tor Project and the Electronic Frontier Foundation. It encrypts your communications with a number of major websites.

Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.

Block ads, cookies, popups & other trackers. Ghostery sets you up for a private, transparent, and fast internet.

Redesign the web with Stylus, a user styles manager.

A web extension that redirects YouTube, Twitter, Instagram... requests to alternative privacy friendly frontends and backends.

Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.

Tampermonkey is a free browser extension and the most popular userscript manager for Blink- and WebKit-based Browsers like Chrome, Opera Next and Safari.

SimilarWeb is a global software development and data aggregation company specializing in web analytics and digital performance. It provides traffic insights for websites, supporting market research, competitive analysis, and business development.

A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.