TinEye Reverse Image Search (Chrome): This is the official TinEye Chrome extension. Find out where an image came from, how it’s used, or find higher resolution versions.
PhotOSINT (Chrome): OSINT tool for images. Scans page for images with EXIF metadata, while browsing. Also has context menu options for images.
InVID Verification Plugin (Firefox and Chrome): This toolkit is provided by the InVID european project to help journalists to verify content on social networks.
Who stole my pictures? (Firefox): Search for copies of the images using Yandex.ru, Tineye.com, Google.com, Bing.com and VK.com via right click menu.
Screenshot YouTube (Chrome): Take a screenshot of any YouTube video with one click.
Instant Data Scraper (Chrome): Instant Data Scraper extracts data from web pages and exports it as Excel or CSV files.
ScrapBee (Firefox): Make bookmarks or capture web pages into local storage and manage bookmarks and captured pages in sidebar. Compatible with ScrapBook documents. Win/Mac/Linux supported.
BuiltWith Technology Profiler (Chrome): Find out what the website you are visiting is built with using this extension.
Wappalyzer (Firefox): Identify technologies on websites.
Visualping (Chrome): Visualping is a simple service for monitoring websites for changes. You’ll receive an email notification when it detects any change in the content of the page.
Vortimo OSINT-tool (Chrome): OSINT Swiss army knife:bookmark/record pages, store screenshots, scrape and enrich entities. Finds text on every page + highlight.
Hunchly 2.0 (Chrome): Hunchly is a tool to capture and organize online data for your investigations. Requires the Hunchly app (https://www.hunch.ly).
Selection Search (Chrome): Search for the selected text in search engines.
Distill Web Monitor (Chrome): Monitor webpage or feed for changes. Get SMS and email alerts on change detection.
Take Webpage Screenshots Entirely – FireShot (Chrome): Take FULL webpage screenshots. Capture, edit and save them to PDF/JPEG/GIF/PNG, upload, print, send to OneNote, clipboard or email.
Google Translate (Chrome): View translations easily as you browse the web. By the Google Translate team.
Scroll++ (Firefox): An extension that scrolls the current page down. You can use it for pages like Twitter, Facebook ect. Scroll++ is an open source scroller. See https://github.com/zoutepopcorn/scroll.
Translate Selected Text (Chrome): This extension allows you to translate the text selection using Google Translate whenever you want.
DumpItBlue+ (Chrome): DumpItBlue is a tool that helps to dump Facebook stuff for analysis or reporting purposes.
Privacy
NoScript (Chrome): NoScript allows active content only for trusted domains of your choice to prevent exploitation.
Vulners Web Scanner (Chrome): Tiny vulnerability scanner based on vulners.com vulnerability database. Passively scan websites while you surf internet.
User-Agent Switcher and Manager (Chrome): Spoof websites trying to gather information about your web navigation to deliver distinct content you may not want.
ClearURLs (Chrome): Remove tracking elements from URLs.
uBlock Origin (Chrome): A wide-spectrum content blocker with CPU and memory efficiency as a primary feature.
AdNauseam (Firefox & Chrome): A free browser extension designed to obfuscate browsing data and protect users from tracking by advertising networks.
Location Guard (Chrome): Hide your geographic location from websites.
Decentraleyes (Chrome): Protects you against tracking through “free”, centralized, content delivery.
Netcraft Extension (Firefox): Comprehensive site information and protection from phishing and malicious JavaScript when browsing the web.
Privacy Badger (Firefox): Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
Canvas Defender (Firefox): Canvas Defender add-on creates a unique and persistent noise that hides your real canvas fingerprint. This add-on protects you while browsing both in normal and private mode.
Click&Clean (Chrome): Deletes typed URLs, Cache, Cookies, your Download and Browsing History…instantly, with just 1-click on Click&Clean button.
Disconnect for Facebook™ (WebExtension) (Firefox): Facebook™ Disconnect is an efficient firewall to disconnect third-party websites from accessing to your Facebook. This is WebExtension implementation of Facebook™ Disconnect add-on.
Don’t track me Google (Chrome): Removes the annoying link-conversion at Google Search/maps/.