Browser extensions starting with K

Kami removes a cross-origin security header from Google Classroom pages to enable its document integration.

Kaspersky Password Manager reads form fields on every page and routes credentials and passkey operations through a local native host.

Stores passwords, passkeys, 2FA codes, files, and payment cards in an encrypted digital vault.

Keep Awake your System or Display can auto-open a server-specified URL in a new tab on every browser startup, with no click required.

Keywords Everywhere exposes the user's API key to any website via a postMessage handler with no origin check.

This extension lets the browser use KeePassXC to fill saved passwords into websites.

Kimi WebBridge lets a local WebSocket service issue browser automation commands through Chrome debugger access.

Kaspersky Protection 2021 forwards browsing URLs, form credentials, and cookies to the local Kaspersky desktop app via native messaging.

Keepa scrapes Amazon product data from browsed pages and transmits it over a persistent WebSocket to keepa.com servers.

K7 Webprotection sends search-result URLs from Google, Bing, and Yahoo pages to a local K7 service for site-rating checks.

Creates Knowt study materials from Quizlet sets, notes, videos, PDFs, and articles.

KeePassXC-Browser reads form credentials and passkeys on all websites and routes them to the local KeePassXC desktop app.

KISS Translator reads visible text from pages you translate and forwards it to a third-party service, by default Microsoft Translator.

Sets Kagi as the browser’s default search engine and adds image search from the right-click menu.

This wallet helps users track coins, tokens, and NFTs in Kaia Wallet.

Keeps the screen on or prevents the system from sleeping from a toolbar toggle.

Researches Amazon book markets, competitors, categories, and keywords for self-publishing decisions.

This extension adds Kaspersky browsing protections, including site warnings, anti-banner blocking, and payment protection.

This extension manages passwords and signs you in automatically to websites.

Keeps a Chrome OS device awake by switching between screen-on, system-awake, and normal power modes.

KeyController Plugin forwards visited page and frame URLs to its local native messaging host.

Input Tools' Keyboard Enlarger resizes the Google Input Tools on-screen keyboard by injecting CSS overrides, with no data collection or network requests.

Stores, generates, and autofills passwords, passkeys, 2FA codes, and other vault items across websites.

Kaspersky Protection 19.0 forwards all HTTPS request headers, password hashes, and full page DOM to the locally installed Kaspersky product.

Keyboard Shortcuts adds customizable keyboard commands for tab and window management entirely within the browser.

Read Kindle books in the browser with syncing, notes, highlights, and offline reading options.

This extension helps users quickly find a working mirror for kinozal.tv.

Krisp records Google Meet call audio and transcripts and uploads them to Krisp's servers, and rewrites YouTube's content-security-policy.

KDP Spy by Book Bolt sends selected Amazon product metadata to BookBolt when you save products.

This extension bypasses KMF region restrictions for supported TOEFL and GMAT study sections.

Bookmarks links to karakeep.app.

Warns about deceptive and hacked websites and supports more secure password management.

This extension shows related keyword suggestions under search boxes on Google, YouTube, Amazon, eBay, and Etsy.

Play a knife-throwing arcade game from a Chrome toolbar popup without an internet connection.

KasWare Wallet exposes the unlocked current wallet address to every visited page through its injected provider.

Kaspersky Password Manager reads page DOM and form fields on all sites and routes credential data to the local Kaspersky KPM desktop app via native messaging.

Fills usernames and passwords from KeePass-compatible databases in the browser.

Keeper Password Manager stores, autofills, and manages credentials across all websites and supports enterprise SSO authentication.

Kendo auto-paginates LinkedIn search results and sends each member's profile details to kendoemailapp.com.

This extension helps users discover popular and relevant keywords for website research.

Play a tower defense game set across deserts, jungles, and the underworld.

Klarway continuously captures screen video, webcam footage, and audio during exams and transmits them to its backend, while broadcasting session credentials to all page scripts.

Adds an AI study sidebar for homework help, writing support, summarizing, translating, and text rewriting on webpages.

This extension lets you use Kagi Search in private Firefox windows without logging in.

Knockoff - Amazon Brand Filter fetches remote brand lists and sends user-submitted Amazon product reports to its API.

Kee captures form credentials from every web page and disables the browser's built-in password manager.

This extension lets you use Kagi Search with Privacy Pass for more private search requests.

Kaito Pulse records per-tweet attention and a device fingerprint on x.com and uploads them to hub.kaito.ai, once the user opts in.

Adds keyboard shortcuts for closing other tabs, closing tabs to the right, and pinning the current tab.

Kimi Copilot sends the URL of each page summarized by the user to PostHog's analytics service alongside a persistent anonymous ID.