Browser extensions starting with J

Jinno lets any website overwrite the extension account session through its page message bridge.

This extension captures LinkedIn job details and helps send personalized recruiter outreach emails.

Joke Of The Day loads Google Fonts when its extension popup is opened.

Joois QuickShortener sends an install-time geolocation request to geoplugin.net over HTTP.

Provides tools for creating mods for Paradox Development Studio games.

This extension sometimes opens a new tab showing a Josh Hutcherson jumpscare.

JoyaGoo Warm Reminder Remover rewrites supported shopping product URLs with hardcoded affiliate referral codes.

Juicebox Chrome Extension reads sender details from Gmail and Outlook threads and sends contact lookups to chat.juicebox.work.

Records screens, captures screenshots and GIFs, and uploads them to a Jumpshare library for sharing.

Filters Amazon.co.jp search results to show only products sold by Amazon.co.jp.

Pick colors from websites and copy HEX, RGB, and nearest Tailwind CSS values.

Plays a random Shia LaBeouf “Just Do It” motivational clip with a button click.

Control YouTube video playback speed with on-screen buttons or configurable keyboard shortcuts.

This extension automates video playback controls on jut.su.

This extension adds packaged Japanese pitch accent information from Wadoku and Kanjium.

Just Read posts shared reader-view pages, including the URL and article HTML, to justread.link for premium users.

Track Jira worklogs, timers, dashboards, and reports from the browser.

This extension helps users type Japanese on computers without a Japanese keyboard.

Automatically finds coupons and cashback offers while you shop online.

Runs Python code directly within ChatGPT using a browser-based Python interpreter.

JSON Diff sends user-entered web URLs to jsondiff.com when fetching comparison input.

View, edit, format, query, transform, and validate JSON files or JSON web pages in the browser.

JSONView temporarily routes Chrome update checks through agency.pictureknow.com when its version probe fails.

JSTorrent lets a user opt into search plugins that fetch and run code from a URL they supply, inside a restricted sandbox.

JSX Tool lets any webpage trigger its background script to open a localhost WebSocket connection.

Shows the Jehovah’s Witnesses daily scripture from Watchtower ONLINE LIBRARY.

Downloads subtitles from the jw.org library for JW video content.

Adds an incremental search frame for browsing Javadoc packages and classes.

This extension adds a Jesus Christ holy light live wallpaper with shortcuts, search, and a clock on the new tab page.

Play a Jewel Block Puzzle game from a Chrome toolbar popup without an internet connection.

This extension provides a jewel-matching game with arcade and classic modes.

Watch Jio Cinema content in sync with friends and family.

Blocks ads during JioCinema™ streaming for a less interrupted viewing experience.

Redirects JoJo Wikia and Fandom links to jojowiki.com automatically.

Job Search Filter uploads applied LinkedIn job records to its HideJobs backend.

JobAdder for Gmail sends viewed Gmail message participant email addresses to JobAdder lookup APIs.

Adds journal quartile metrics and a publication-type chart to Google Scholar pages.

JoyLink reads Walmart Creator bonus payout progress from the page and sends it to api.joylink.io.

JoyTab - Your News Tab sends Chrome top-sites URLs to api.statvoo.com for favicon lookups.

Downloads J-STAGE PDFs with filenames based on configured article details such as author, year, and title.

This extension customizes the new tab page with rotating Jungkook BTS wallpapers.

Downloads images and videos from Instagram and Threads posts, Reels, Stories, and carousels.

JustParty sends visited page URLs, titles, and referrers from ordinary websites to Google Analytics.

Adds an “Extract Char” button for JanitorAI chats to view and export character definitions.

Improves YouTube thumbnails while you browse YouTube.

JabRef Browser Extension sends page reference details to a local JabRef app when you trigger an export.

Redirects Oracle Java API documentation pages to a selected Java SE version.

Formats the current JSON document with tabs and new lines when you click the toolbar icon.

This extension can run on all websites and save settings or other data in browser storage.

Sets Qwant as the browser’s default search engine without extra features.

Displays and works with JSON content across websites, local files, and FTP resources.

Converts JB Hi-Fi PLU values into scannable barcodes on the JB Hi-Fi website.

Shows price history charts on JB Hi-Fi product pages to help compare past prices.

JD Data Extractor sends scraped JustDial lead data to a hardcoded HTTP server before export.

JDM Cursor inserts a visible style marker on every site that includes part of its extension ID.

Clears cache, cookies, and site storage for the active website from a toolbar popup.

Supports CTI, postal lookup, and text-color editing features for JINYA CONNECT PMS.

Sets Jira ticket content on atlassian.net to right-to-left direction.

JOIN Talent Sourcing sends imported LinkedIn candidate profile details to Segment analytics.