Browser extensions starting with B

Bright VPN transmits device fingerprint data and the user's VPN account UUID to its servers on each startup, install, and update.

Beautiful Beaches sends new-tab search queries to a third-party search proxy instead of the browser's default search engine.

Beautiful Beaches Tab sets landscape-extensions.com as the browser's default search engine, routing every address-bar search there.

Better DeepSeek adds stored prompts, memories, skills, character, and project context to DeepSeek chat requests.

Better Lyrics Shaders sends YouTube Music track metadata to artwork.boidu.dev for animated art.

Birthday Calendar Exporter for Facebook scans Facebook for friends' birthdays and stores names, IDs, and dates locally.

BitsLab Safe sends every visited URL and a persistent device identifier to its own servers, and transmits wallet and transaction details to Mixpanel.

Block Sender sends Gmail sender and recipient details to its Block Sender API when you create blocks.

Bloomberg Terminal: Clip to NOTE lets any web page submit supplied files and notes to Bloomberg ClipServ.

Automatically blocks or mutes Twitter accounts with paid blue checkmarks.

Insert saved business content into customer conversations across web messaging and social channels.

Bonusway injects a cashback banner and routes purchases through its own affiliate-attribution link before forwarding you to the merchant.

BrowserTab sends address-bar searches to queryzoom.com after setting it as the default search provider.

Browsing Protection by F-Secure forwards every navigated URL to the locally installed F-Secure desktop application for reputation lookup.

Bulk Image Downloader From Url List can write your stored account email and license status into matching webpages.

BullVPN routes browser traffic through a BullVPN-selected proxy when VPN mode is enabled.

Button Stealer captures button or link text, HTML, and page URLs from HTTPS sites into local extension storage.

BuxBack - Earn R$ has no confirmed reviewed findings in the scanner yet.

SEO-анализ сайта от Be1.ru fetches server-selected URLs and sends response content and headers to w.be1.ru.

Browsing Protection by WithSecure forwards every visited URL to a locally installed WithSecure security app for reputation scanning.

Bonjourr sends shortcut link origins, sync URLs, and custom background URLs to its own proxy service when direct requests fail.

BG Remaker - Replace & Remove Background sends AI background prompt text to Tencent Transmart before creating Remaker jobs.

Bandcamp Tempo Adjust sends Bandcamp purchase dates to the Frankfurter exchange-rate API when you load purchases.

Barcode Generator sends barcode text entered in the popup to barcodegen4.azurewebsites.net.

Bear Web Clipper reads the current page or selection when you click it and passes that content to the local Bear app.

BearByLegacy lets any webpage open a transaction approval prompt without a prior dapp connection.

Beesy sends Google Meet recording event telemetry, including meeting IDs, to Google Analytics.

Best AI Art Generator (Free) - DiffusionDraw sends a FingerprintJS visitor ID with image-generation requests.

Best Free Maps routes browser search terms through bestfreemaps.com as the default search provider.

Best Proxy Switcher automatically disables other installed extensions that use proxy permissions.

BestChange routes BestChange traffic through SOCKS proxies and adds user ID and public IP headers to those requests.

BestWallpaper NewTab Extension sends new-tab search queries to best.bestwpnew-tab.com with a fixed affiliate tracking ID.

Better FPL sends Fantasy Premier League transfer submissions to api.betterfpl.com by default.

Better ROBLOX Logo exposes its extension resource URL on Roblox pages while replacing the site icon.

Beyond Meet for Google Meet returns its Google Drive OAuth access token to scripts running on meet.google.com.

BitLy sends each shortened URL to Bitly and a plaintext n8n webhook.

Bitfinity Wallet sends wallet asset inventory to its referral backend after assets are loaded.

BizniSoft sends user action telemetry from Serbian government tax and finance portals to Google Analytics.

Blackfire Profiler captures active-tab URLs, headers, IPs, and request bodies when the user starts a recording.

BlankNewTab loads each new tab inside a remote iframe hosted on Amazon S3.

Block Site Ex requests all-sites access and browser network-rule permissions to block configured websites.

BlockP reads recent browser history locally to show usage statistics in its dashboard and onboarding pages.

Booking.com price tracker sends Booking.com page URLs, titles, referrers, and a persistent user ID to Google Analytics.

Bookmark Drag and Drop sends new-tab search terms to search.bookmark-folders.com with a fixed tracking token.

Bookmark Manager loads its popup with a remote Bootstrap stylesheet from maxcdn.bootstrapcdn.com.

BookmarkHub uploads your browser bookmark tree to a configured GitHub Gist when you trigger sync.

Bounce off the Wall sends new-tab search queries to ehereugo.com with fixed partner identifiers.

Bouncer - Filter your X feed sends X post text and media URLs to Imbue for filtering over a WebSocket.

ClickUp BrainMax sends the user's real IP address, country, OS, and a device UUID to the Singular attribution SDK on install and on each login.

BrandSearch stores its access and refresh tokens with an encryption key bundled in the extension.

Browse Better Today sends failed page URLs and a persistent extension UUID to errors.net.

Browse.live Web Safety can scrape configured page text or attributes and send them with page URLs to Browse.live.

Bulk PDF Downloader sends signed-in Google email and user ID to Vercel subscription status endpoints.

BuxMoney follows remote tasks that navigate, click, scroll, play media, and inject scripts in its autosurf window.

BuzzStream Buzzmarker sends active-page URLs, titles, links, and prospecting data to BuzzStream when users prospect pages.