Browser extensions starting with Z
81 browser extension security reviews, listed by name.
Zoom Chrome Extension
zoom.us · Workflow & Planning
CleanSchedule Zoom cloud meetings directly from Google Calendar.
Zotero Connector
Zotero
CleanZotero Connector ships a hardcoded OAuth 1.0a consumer secret in its extension bundle.
Zoom Video
Zoom Video
LowZoom Video injects a content script on every page to resize and reformat video elements using local controls only.
Zoom
Stefan vd · Accessibility
CleanAdjusts webpage zoom with a slider, buttons, scrolling, and per-site saved zoom settings.
ZIP Extractor
ZIP Extractor
CleanExtracts ZIP and other archive files from Google Drive or your computer.
Zoom to Fill - Ultrawide Video
Zoom to Fill · Entertainment
CleanAdjusts video aspect ratios to zoom videos and reduce black bars on websites.
Zerion Wallet: Crypto & DeFi
Zerion Inc
CleanManage crypto wallets, swaps, portfolio tracking, and onchain activity across EVM chains and Solana.
Zhongwen
Christian Schiller · Education
CleanZhongwen: Chinese-English Dictionary can open selected Chinese terms on fixed online dictionary sites.
Zscaler Real User Monitoring (RUM)
Zscaler
CleanZscaler RUM collects page URLs, Web Vitals, and JS errors from every webpage and sends them to the local Zscaler ZDX native host.
Zight
Zight · Communication
LowZight accepts login tokens from any local file without verifying the sender and sends your account email to a third-party analytics service.
Zomato Spending Calculator
Harsh Gupta
CleanCalculates total Zomato order spending across selected time periods and currencies.
Ziteboard
Ziteboard · Education
CleanOrganizes Ziteboard boards into custom folders for easier board management.
Zapier
Zapier · Workflow & Planning
CleanAutomate browser-triggered workflows that connect webpages with Zapier-supported apps.
Zenhub
Zenhub · Workflow & Planning
CleanAdds Zenhub project management features directly inside GitHub’s interface.
Zillow Exporter
Extpose
CleanZillow Exporter hooks Zillow's search API to capture full listing records, including agent names, phone numbers, and emails.
Ziplyne
Ziplyne
LowZiplyne JH Production Player sends guide interaction data, page URLs, and user identifiers to a Johns Hopkins Ziplyne API server.

ZenMate Free VPN
ZenMate
MediumZenMate Free VPN sends the user's real IP address and location to a third-party geolocation service on install.
ZilPay
Rinat · Communication
MediumZNC
Manuel Llorens
CleanDisplays classroom noise levels and a stopwatch for cooperative learning activities.
Zoho CRM for Gmail
Zoho Corporation · Tools
CleanZoho CRM for Gmail reads the open email's sender and body and sends them to Zoho CRM to create or update a matching lead.
ZetaMarker - PDF & Web Highlighter
ZetaMarker · Workflow & Planning
CleanThis extension highlights web pages and PDFs with notes and a searchable research library.
Zluri Web Extension
Zluri
LowZluri Web Extension logs every page visited across all websites and uploads the browsing history to its own servers.
Zomato & Swiggy Spending Calc - Snackalytics
sibisharanyanit
CleanZomato & Swiggy Spending Calc - Snackalytics reads food-delivery cookies to analyze order history locally.

Zoom Image
Amu
LowZoom Image opens a plain HTTP page on every extension update, exposing users to unencrypted content from the developer's server.
ZBD
ZEBEDEE
LowZBD Browser Extension lets any webpage replace the stored ZBD API bearer token.
ZDialer - Zoho Voice Extension
Zoho Corporation
LowZDialer - Zoho Voice Extension accepts page postMessage events that can answer or end Zoho Voice calls.
Zecento
Zecento
MediumZecento: Droplist con AI follows remote commands that crawl webpages in hidden frames and send URLs and page content to Zecento.
Zen tab
Agustin Bosso
MediumZen tab sends your Chrome top-sites URLs to zen-tab.com for Most Visited thumbnails.
Zia Search from Zoho
Zoho Corporation
CleanZia Search from Zoho sends selected page text to Zoho Search when you use its context-menu search.
Zoho Meeting
Zoho Corporation · Workflow & Planning
CleanSchedule, start, and manage Zoho Meeting meetings and webinars from Chrome.
ZeeDrop
zeedroptool
HighZeeDrop runs shopping-site scripts fetched from www.zeedroptool.com when matching store pages load.
Zoho Sheet - Extension & Web Clipper
Zoho Corporation
CleanZoho Sheet - Extension & Web Clipper captures copied table HTML and downloaded spreadsheet URLs for import into Zoho Sheet.
ZaDark – Zalo Dark Mode
Quaric
CleanZaDark - Zalo Dark Mode sends selected Zalo chat message text to api.zadark.com for translation.
Zombie new tab
APP N Play Mobi LTD
MediumZombie new tab sends searches and typed URLs from its new-tab box to spaceship-newtab.com.
ZonGuru
ZonGuru
LowZonGuru identifies its user to Mixpanel when its Amazon content script loads on Amazon pages.
ZoomText Smart Invert
Freedom Scientific
CleanZoomText Smart Invert can send page image URLs to a local ZoomText proxy when proxy image processing is enabled.
Zelix - Bookmark Manager
Mano W
LowZelix loads Google Fonts when its popup or side panel opens.
ZeratoR
Ulas ATILA
LowZeratoR includes a fallback Google API key for a YouTube live-status check that its bundled channel list does not use.
ZeroAI
ZeroAI
CleanZeroAI sends the page URL and HTML to its Devbytes API when you use its page summary feature.
Zillow Data Exporter
Yann Hulot · Tools
CleanZillow Data Exporter sends exported Zillow listing data and assistant chats to Property Data Labs endpoints.
ZipZap.AI-Immersive Multilingual Translation
ZipZap.AI · Tools
CleanZipZap.AI-Immersive Multilingual Translation sends hovered page text on allow-listed sites to api.chat.zipzap.ai.

Zoom for Firefox
Stefan vd
CleanZoom for Firefox captures visible-tab screenshots for magnifier mode and places them in the page DOM.
Zip Extractor
delopappz
LowZip Extractor sends archive-button click telemetry with a persistent analytics device ID to Amplitude.
Zoof
ZOOF
LowZoof by Amazing Intelligence reads Seller Central order rows and sends them to ai.amazing.com for repeat-buyer checks.
Z0 · 公众号编辑插件
ZER0N
CleanZ0 reads WeChat editor page content into its popup for import and export workflows.
Zinx
sellerprobrasil
MediumZinx opens a first-login welcome page with the user's bearer token in the URL.
ZioSet SAAS Agent
Zionit Software Pvt Ltd
CleanZioSet SAAS Agent sends visited tab URLs to a local ZioSet service as pages load or navigation URLs change.
Zopi AI Extension - AliExpress, Temu & Amazon Dropship
Zopi Developer · Tools
LowZopi loads Google Fonts from content scripts that run on every visited page.
Z3US
z3us
LowZ3US lets any HTTP or HTTPS page send a message that locks the wallet vault.
ZELIQ - Find Anyone's Email and Phone Number
ZELIQ
CleanZELIQ sends LinkedIn and HubSpot page URLs and user context to Datadog logs.
Zillow Redfin Realtor Real Estate Supercharge
Costbell
MediumZillow Redfin Realtor Real Estate Supercharge injects Inspectlet tracking code into Redfin, Zillow, and Realtor pages.
Zoho Expense
Zoho Corporation
CleanZoho Expense uploads user-selected receipt images or visible-page captures to Zoho Expense.
zoomselling-%D0%B0%D0%BD%D0%B0%D0%BB%D0%B8%D1%82%D0%B8%D0%BA%D0%B0-%D0%BF%D0%BE
ZoomSelling · Shopping
MediumZoomSelling forwards a seller Uzum access token from ad campaign pages to its backend.
Zabbix Vue
Christian McHugh
MediumZabbix Vue can send Zabbix passwords or API tokens to user-configured HTTP API endpoints.
ZapStudy Unlocker
Snappy · Education
CleanZapStudy Unlocker sends homework-question page URLs to opp.zapstudy.com when the user clicks its unlock button.
Zimbra Mail Notifier
David GUEHENNEC
LowZimbra Mail Notifier stores saved Zimbra passwords encrypted with a key derived from the public extension ID.
Ziplyne POC Player
Ziplyne
LowZiplyne POC Player accepts authentication messages from any site and uses the stored token for Ziplyne API telemetry.
zenvpn-%E2%80%94-vpn-proxy-for-pr
dev · Privacy & Security
LowzenVPN sends a fresh UUID to oopies8u.pages.dev when it enables the default proxy tunnel.

Zip-Unzip Files & Custom Web Search
Zip-Unzip Files & Custom Web Search
CleanZip-Unzip Files & Custom Web Search uploads user-selected files to zipunzipfiles.co for zip and unzip conversion.
ZKX Web3 Wallet
LibertySwap Developer
MediumZKX Web3 Wallet sends a persistent instance ID and selected account address/balance to Ambire price requests.