Opera Plugins, Add-ons and extension Page 8 of 13

FontFinder is created for designers, developers and typographers. It allows a user to analyze the font information of any element on a page, copy any piece(s) of that information to the clipboard, and perform inline replacements to test new layouts.

Tab Auto Refresh is a multi-browser addon that helps you automatically reload tabs of your choice. In order to operate with this addon, please open toolbar popup UI while you are visiting a website. Adjust time interval in seconds (i.e. 120 sec) and you are all set.

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. YSlow is a Firefox add-on integrated with the Firebug web development tool.

This chrome extension provides the ability to create Anki cards directly from Google Chrome on your Anki Desktop. - GitHub - 1nsp1r3rnzt/chrome-anki-quick-adder: This chrome extension provides the ability to create Anki cards directly from Google Chrome on your Anki Desktop.

Browser extension for fast and high quality YouTube video summaries. Premium information in a fraction of the time. Powered by AI.

All-in-one AI summarizer and bookmark manager browser extension. Instantly summarize news, articles, and YouTube videos.

The all-in-one search addon: just select and search. Find on multiple websites at once. Search via overlay, context menu or omnibar. Featuring anonymous profiles. Easy setup: select from 1000+ user generated searches. Cross-browser sync.

GitHub Hovercard provides neat hovercards for GitHub. It brings you instant access to user/repo/issue/commit information from anywhere on GitHub.

Every day we bring you the most important news and feature stories from hundreds of sources in Russia and across the former Soviet Union.

AddonCrop is an online store that offers amazing and unique addons or extensions for your web browsers. The extensions available on addoncrop.com works perfectly for Google Chrome, Mozilla Firefox, Opera, Safari, and many other browsers.

Passwordmaker creates unique, secure passwords that are very easy for you to retrieve but no one else. Nothing is stored anywhere, anytime, so there's nothing to be hacked, lost, or stolen. PasswordMaker has been around since about 2003 and so is a mature, stable, popular...

AutoPatchWork is a Google Chrome, Safari and Opera extension which automatically loads the next page and inserts into current page when you reach the end of the page.

Protect yourself and your organization from cybercrime by using Netcraft’s family of apps and extensions for your browser, phone, and email client.

Collect search engines or websites then use / switch them on one UI (any website that supports GET/POST request. Even works with those don't support GET/POST). User cutomizable, with special technical features.

Send to My-phone (QR Code Generator) is a restartless Chrome/Firefox/Opera extension to generate QR code of any open website. It is the easiest way to send a web-page from your desktop to cellphone browser.

Advanced URL Catalog is a complete bookmark management solution that will allow you to create, edit, import / export, organize bookmarks, synchronize, remove duplicates and validate your favorite Internet pages.

YouTube Center is a userscript designed to expand the functionality of YouTube. It includes the ability to download the video you're watching, auto selecting your preferred video quality and much more.

Easy Youtube Video Downloader Express, successor of Easy YouTube Video Downloader , is a fast and easy way to download Youtube videos.

Media Player is an open-source project that aims to enhance the overall YouTube experience.

Allows developers to put a semi-transparent image overlay over the top of the developed HTML and perform per pixel comparison between them. Works with DevTools and Firebug.

The secure web surfing from Switzerland.

The EdgeManage application is all about managing your Edge favorites. It is designed to address a lot of the missing features in the new Edge browser. Multilingual

OctoLinker is a browser extension for Chrome, Firefox and Opera which allows you to navigate through code on GitHub more efficiently.

MinerBlock is an efficient browser extension that focuses on blocking browser-based cryptocurrency miners all over the web.

The only browser history you will ever want to keep.

cottonTracks is an automated and curated record of the best content you experience on your web browser. It replaces your history and bookmarks while maintaining a stunning summary of your insights and influences. Navigate as u.