browser-extension Tools
SEO tools available for browser-extension
Showing 284 tools
SingleFile
Chrome extension that saves an entire page into a single HTML file for archiving
LanguageTool API
Open-source proofreading service for more than 30 languages with an accessible developer API
Hush
A simple no-nonsense blocker for those annoying cookie consent notices
Accessibility Insights
Microsoft-built tool that helps developers find and fix accessibility issues in web and android apps
Newspack SEO
Specialized SEO toolset for small and medium-sized news publishers on WordPress
Apollo.io
Sales intelligence platform with a massive B2B database to find and message link building prospects
AuthoredUp
All-in-one tool for LinkedIn creators to preview posts analyze performance and manage drafts for better visibility
Brave Search Web3
Privacy-first search engine with integrated Web3 wallet and dApp discovery
BuiltWith
Technology profiler that reveals the software stack and infrastructure of any competitor website
Cerebro (by Helium 10)
Advanced reverse ASIN lookup tool for uncovering competitor keyword strategies on Amazon
ChatGPT for Search
Integrates AI answers directly into Google Search results alongside links
Checkbot
Browser extension that audits site links for redirects, broken links, and security issues
CopyLeak
AI-based plagiarism detector and content authentication tool to ensure original search content
Core Web Vitals Overlay
Visualizes LCP FID and CLS metrics directly on the page for real-time performance tuning
Dataslayer.ai
Powerful SEO and SEM data connector for Google Sheets and Looker Studio
Detailed SEO Extension
Professional SEO extension providing instant insights into metadata schema markup and headers
Evaboot
LinkedIn Sales Navigator scraper that cleans data and extracts verified professional emails
Glimpse
Google Trends extension that identifies rising video search terms before they peak
Glimpse AI Search
Trend discovery tool updated to show which topics are currently surging in AI searches
Grammarly GO
AI-enhanced writing assistant for real-time drafting, editing, and tone adjustment
GrowthBar
SEO content tool that offers custom ranking reports and AI-driven content outlines for blogs
HARPA AI
AI-powered automation for web monitoring data extraction and ChatGPT integration in browser
HIX.AI
Comprehensive AI writing copilot for browsers and standalone content generation
Helium 10 Xray
Chrome extension for instant product validation and SEO health checks on Amazon SERPs
Hunter.io
Email finder and outreach tool for link building with verified contact information
Instant Data Scraper
Extract data from tables and listing pages into Excel or CSV automatically
ItemScout
Data-driven product research tool for Naver Shopping sellers to identify high-demand niches
Jasper
Enterprise-grade AI content generator with SEO mode integration for high-volume content teams
Jasper AI
AI content platform that helps teams create high-quality SEO-optimized content and marketing copy 10x faster
Kaspr
LinkedIn prospecting tool to get phone numbers and emails instantly from profiles and lists
KeySearch Starter
A browser-based keyword tool for identifying low competition niches and related search terms
Koala Inspector
Spy on Shopify stores to see used themes apps and newest products for e-commerce SEO
LinkedIn Headline Generator
Free tool by Careerflow to create SEO-optimized headlines using AI for better recruiter search visibility
Magical Local Replies
AI browser extension that generates personalized responses to local business reviews
Mobile Simulator
Test your website responsive design across dozens of mobile devices and tablet screen sizes
Open Graph Preview
Visualizes how your website will appear on social media platforms like Facebook and Twitter
Originality.ai
AI detection and fact-checking tool to verify content integrity and human-centricity
PageOptimizer Pro
Scientific on-page SEO tool based on Kyle Roof's proprietary ranking algorithm
PhantomBuster
Automation and lead generation tool to extract data and automate actions on social media
QuillBot
AI paraphrasing tool used to rewrite and improve content clarity and flow
Reply.io
Sales engagement platform that automates multichannel outreach including email, LinkedIn, and calls
Rytr
AI writing assistant that helps you create high-quality content in seconds at an affordable price
SEO Search Simulator
Simulates Google searches from any location in the world to check local rank and results
Schema Builder
Point-and-click tool to generate complex JSON-LD schema markup without writing code
SearchAtlas
SEO software suite focusing on content creation backlink analysis and site auditing
ShortPixel
High-powered image compressor and optimizer that improves website performance with WebP and AVIF support
Simplified AI Video
All-in-one platform for creating and optimizing short-form videos with AI templates
SiteChecker
All-in-one platform for SEO audits, rank tracking, and backlink monitoring
Sitechecker
Real-time website monitoring and technical audit platform for ongoing SEO health tracking
Smallpdf SEO Optimize
Compresses and modifies PDF properties to ensure documents rank better in Google Search results
SocialPilot
Cost-effective social media scheduling and analytics tool for teams and agencies
Stark
Suite of tools that integrate with Figma and Sketch to ensure designs are accessible from the start
Surfer Content Editor
Real-time content gap analysis against top 10 SERP competitors based on NLP terms
Surfer SEO
Data-driven content optimization platform using NLP and competitor analysis for better rankings
Tailwind Ghostwriter
AI-powered copy generator specifically for Pinterest and Instagram captions and hashtags
Taplio
AI-powered LinkedIn tool for content creation scheduling and relationship building
TextCortex
Customizable AI writing assistant that learns brand voice for eCommerce product catalogs
TubeBuddy
Browser extension for YouTube creators providing SEO tools and bulk processing capabilities
UpLead
B2B prospecting tool for finding high-quality email addresses for link building and outreach
Upfluence
Influencer marketing platform with e-commerce integration for influencer search and management
Userback
Feedback and session recording tool for collecting visual bug reports
Vidiq for TikTok
Extension-based insights for short-form video optimization and keyword volume estimation
Visualping
Automated website change detection and monitoring with visual alerts and screenshots
Waalaxy
Lead generation tool that combines LinkedIn and Email cold outreach into automated workflows
Wiza
Scrapes LinkedIn Sales Navigator and finds verified work emails for B2B lead generation
Wordtune
AI writing companion that helps rephrase sentences for better clarity and impact
Writer
Enterprise-grade generative AI platform that ensures brand consistency and factual content accuracy
ZonGuru
Sourcing and SEO toolset designed for private label sellers on the Amazon marketplace
vidIQ
AI-powered YouTube growth platform focusing on keyword volume competition and video SEO metrics
AMP Browser Extension
Instantly validates Accelerated Mobile Pages and provides real-time debugging for web developers
Lighthouse
Open-source automated tool for improving the quality of web pages including SEO and performance
Lighthouse (A11y)
Automated auditing tool for web quality integrated into Chrome DevTools specifically for A11y
Dark Reader
Enables dark mode for every website to reduce eye strain during long SEO audit sessions
Puppeteer Recorder
Chrome extension to record actions and create change detection scripts
LanguageTool
Open-source grammar, style, and spell checker for high-quality SEO content
Wappalyzer
Identify web technologies on websites including CMS frameworks and payment processors
Tota11y
An accessibility visualization toolkit that helps visualize how a page performs with assistive technology
Web Vitals Extension
Chrome extension for measuring Core Web Vitals in real-time while browsing your website
Core Web Vitals Annotation
Adds annotations to your Google Analytics charts to highlight Core Web Vital changes
Webhint
Linting tool for the web that helps improve accessibility, speed, and cross-browser compatibility
Tab Wrangler
Automatically closes inactive tabs to save memory and stay organized
Ghostery
Privacy extension that shows trackers and allows you to block them to see page speed impact
Dimensions
A tool for designers to measure screen dimensions in the browser for pixel perfect layouts
JSONView
Formats and validates JSON responses in the browser for easier API and structured data debugging
EditThisCookie
Manage cookies for SEO testing including location spoofing and session management.
Tab Manager Plus
Efficiently manage hundreds of tabs with search filter and deduplication features
LinkClump
Allows you to open copy or bookmark multiple links at once by dragging a selection box
CSP Evaluator
Evaluates Content Security Policies to detect bypasses and improve site security
Image Downloader
Bulk download all images on a page with filtering by size and type
WhatFont
The easiest way to identify fonts on web pages by simply hovering over the text
Linkclump
Drag a box around links to open them all in new tabs or copy them to clipboard
Clear Cache
One-click cache and data clearing to test live SEO changes without browser lag.
Page Analytics by Google
Legacy tool to see how customers interact with your pages (Visual GA)
Check My Links
Link crawler that finds broken links on a webpage to assist in technical SEO cleanup
Clear Cache Shortcut
One-click button to clear browser cache and cookies for testing fresh site changes
View Rendered Source
Chrome extension to compare raw HTML and rendered DOM for JavaScript SEO troubleshooting
Eye Dropper
Color picker that allows you to pick colors from any webpage or color picker interface
Measure-it
Draw a ruler across any webpage to check the dimensions of elements
Open Multiple URLs
Paste a list of URLs and open them all in new tabs simultaneously
Link Gopher
Browser extension to extract all links from a webpage and sort them for outreach lists
Scraper (Chrome)
Simple data mining extension that facilitates harvesting link opportunities from SERPs
A/B Trend Checker
Calculates statistical significance for A/B testing directly within your browser session
AMP Validator
Official tool to validate Accelerated Mobile Pages for news performance and compliance
AMZ Scout Stock Stats
Free extension to check competitor stock levels and sales velocity on Amazon
AMZScout
Toolbox for Amazon sellers focusing on niche discovery and competitive keyword analysis
ARC Toolkit
Professional set of accessibility testing tools designed to help developers identify WCAG failure patterns
ASINspector
Product research tool that provides instant SEO and sales data for any Amazon item
AeroLeads Mobile
Identify mobile app developers and companies for outreach
Ahrefs SEO Toolbar
On-page SEO report broken link checker and link metrics for visited pages
Axe DevTools
Automated accessibility testing engine that finds up to 57% of digital accessibility issues while you code
Ayima Page Insights
Highlight on-page SEO issues directly on the page including hidden content and alt text.
Browser Extension Icon Maker
Utility for developers to create icons for Chrome extensions and Firefox add-ons with required standard sizes
Buffer LinkedIn Tool
Social media management that provides scheduling and simplified engagement metrics for LinkedIn
BuiltWith Technology Profiler
Displays all technologies used on a site including tracking pixels and hosting providers
BuzzStream
Software for link building outreach and digital PR to manage relationship histories
BuzzSumo Extension
Find the most shared content and top influencers for any website or keyword search
Chrome DevTools
Powerful web authoring and debugging tools built directly into Google Chrome
ColorZilla
Advanced eyedropper and color picker for analyzing website color schemes for design and SEO
ContactOut
Lightweight extension to find personal emails and phone numbers from LinkedIn
CrowdTangle
Public insights tool from Meta to follow analyze and report on what is happening across social media
Crystal Knows
Personality insights tool for LinkedIn to tailor communication and profile SEO for specific audiences
Da Vinci Tools
Enhances Google Analytics and GTM with high-level visualizations and usability features.
Data Miner
Scrape data from any website into Google Sheets or Excel with one click
Data-Miner.io
Browser extension for scraping SEO data and lists directly from your web browser
Distill Web Monitor
Monitor website changes in the browser or via cloud with custom alert conditions
Domain Hunter Plus
Chrome extension that finds broken links on pages to facilitate broken link building strategies
Dux-Soup
LinkedIn automation tool to accelerate prospecting by automatically visiting and messaging targets
FatRank Backlink Checker
Chrome extension for quick backlink and rank verification on the fly
Feedly
Content aggregator to track news and social trends to fuel your content strategy
FindThatLead
B2B lead generation tool to find emails on LinkedIn and websites for effective link building campaigns
Fonts Ninja
Identify fonts used on any website and inspect CSS properties like size and spacing
Full Page Screen Capture
Capture high-resolution full-page screenshots of entire websites with one click
Google Optimize (Legacy Check)
Visual editor for A/B testing although sunsetted many bookmarklets still use its logic
Grammarly
Cloud-based typing assistant that reviews spelling grammar and punctuation in real-time
Helium 10
All-in-one suite for Amazon sellers focusing on product ranking and keyword optimization
Hreflang Checker Extension
Chrome extension for instant verification of hreflang tags and X-Default status while browsing live pages
Hreflang Tag Checker
Verifies hreflang deployment and identifies common configuration errors on the current page
Hunter - Email Finder
Find email addresses associated with the website you are visiting for outreach campaigns
Jungle Scout
All-in-one platform for selling on Amazon with powerful SEO features
KWFinder
Intuitive keyword research tool with high accuracy for keyword difficulty and volume
Keepa
Price tracker and sales rank history tool for deep competitive research on Amazon
Kendo Email Finder
Chrome extension to find professional emails from LinkedIn profiles to aid in SEO outreach and networking
Keyword Keg
Professional keyword tool suite for finding high-volume keywords with low competition
Keyword Surfer
Free Chrome extension that shows search volumes and keyword ideas directly in Google search results
Keywords Everywhere
Browser extension that adds search volume and CPC data directly into Google search results
LastPass
Secure password manager for managing multiple SEO tool accounts and client logins
Leadjet
Connects LinkedIn with your CRM to synchronize conversations and leads without leaving the platform
Lempire Linker
Free browser extension to easily bridge your LinkedIn activity with other Lempire growth tools
Link Miner
Checks for broken links and pulls backlink metrics from Ahrefs or Moz for link building
Link Redirect Trace
The "all-in-one" redirect path analyzer that covers headers rel-canonicals and more
LinkResearchTools Toolbar
Evaluates link power and trust indicators directly in your browser while browsing
Lusha
B2B prospecting tool that provides contact details directly from LinkedIn profiles for outreach
Mangools
Simple yet powerful SEO toolset for rank tracking keyword research and backlink analysis with a great UI
MeetEdgar
Social media automation tool that recycles and reshuffles evergreen content automatically
Meta SEO Inspector
Inspects metadata and microdata for errors and compliance with search engine guidelines
MozBar
SEO toolbar that provides instant metrics like Domain Authority and Page Authority
Nightwatch SEO Search Simulator
Simulate search queries from any location in the world to see localized rankings
NordVPN
Essential tool for SEOs to verify localized SERPs and competitor ads across 60+ countries
Open SEO Stats
Shows web rank and SEO stats for the current page including backlinks and indexed pages
Otter.ai
Real-time transcription and meeting assistant that provides searchable podcast text
Phantombuster TikTok
Automation tool for scraping TikTok data for lead generation and keyword research
Portent's SEO Page Review
Review meta data and on-page content relevance with a focus on marketing intent
Presearch
Decentralized search engine rewarding users and protecting privacy
Rebrandly
Link management platform to create, share and track branded links for site routing
Redirect Path
Chrome extension that reveals redirect paths and header info for any URL
Reply.io LinkedIn
Cold outreach platform with a powerful LinkedIn automation extension for multichannel sales
Robots Exclusion Checker
Visual indicator of robots.txt and meta-robots directives to prevent accidental deindexing.
SEO Meta in 1 Click
Displays all meta tags and main SEO information for a webpage instantly
SEO Minion
Helper for daily SEO tasks like on-page analysis, broken link checking, and SERP preview
SEOquake
Browser plugin to check SEO parameters of web pages on the fly for competitive research
SalesQL
Free LinkedIn email finder that works on Sales Navigator and normal profiles to enrich leads
Schema Builder by SEO Clarity
Visual schema builder that allows users to create test and deploy schema without developer help
Schema Generator for SEO
Chrome extension to quickly generate schema for local business product and FAQ on the fly
Scope by SellerLabs
Keyword and competitor research tool specifically for Shopify and Amazon cross-channel sellers
Scraper (Extension)
Extracts data from web pages into spreadsheets for link prospecting or audits
Session Buddy
Unified session and tab manager to save and export groups of SEO research tabs
Short.io
Branded link shortener with custom domain routing and deep linking capabilities
Similar Sites
Discover competitors and related websites for any site you are browsing
SimilarWeb
Market intelligence platform for tracking competitor traffic engagement and keyword share
SimilarWeb Extension
Provides website traffic statistics and engagement metrics for competitive benchmarking
Skrapp.io
Specialized tool to find B2B email addresses from LinkedIn profiles and company websites
Sniply
Shorten links and add a custom call-to-action (CTA) to every page you share on social
Snov.io
Sales automation and email verification platform widely used for SEO outreach campaigns
Social Blade
Public database for tracking TikTok follower growth and ranking statistics for free
SocialBlade
Statistical tracking for YouTube Twitch and Instagram to monitor growth and competitor metrics
Spark Content Optimizer
On-page SEO audit and keyword data from the Conductor platform
Structured Data Testing Tool
Validator for Schema.org and JSON-LD markup that simulates Google's rich results
Surfe
Connects LinkedIn to CRM and automates contact addition with verified professional email addresses
Tag Assistant Legacy
Troubleshoot installation of various Google tags including Google Analytics and Ads
Tailwind
Smart scheduling and design tool for Pinterest and Instagram with automated workflows
TinEye
Reverse image search engine that tracks image usage and identifies duplicates
TinyPNG
Advanced lossy compression for PNG, JPEG, and WebP images that preserves quality while reducing size
TubeBuddy AB Testing
Statistical testing tool for YouTube thumbnails and titles to maximize search visibility
Ubersuggest
Affordable all-in-one SEO tool for keyword discovery backlink tracking and site audits
Ubersuggest Backlinks
Neil Patel's tool for checking domain backlinks and finding new link opportunities
Ubersuggest Extension
Keyword volume and backlink data directly on Google YouTube and Amazon results
VPN Proxy Master
Switch locations to see localized SERP results and test regional SEO performance
VidIQ Keyword Tool
Chrome extension for researching keyword demand and competition on short video platforms
Vidyard Analytics
Video hosting for sales and marketing with advanced viewer tracking and SEO tools
WAVE Web Accessibility Tool
Suite of evaluation tools that helps authors make web content more accessible by providing visual feedback
Wachete
Monitor password-protected pages and track history of website changes
Web Developer Overlay
Adds a toolbar to the browser with various web developer tools for accessibility and SEO testing
WooRank
Website review and SEO audit tool with team projects and lead generation features for agencies
Woorank
Instant website review tool for digital marketing and technical SEO analysis
Kutt
Modern open-source URL shortener with custom domains and analytics routing
Linkwarden
Self-hosted collaborative bookmark manager with routing preservation and archiving
Carbonalyser
Evaluate the environmental impact of your website based on data transfer
ChatHub
Browser extension to compare multiple SEO prompts across ChatGPT Claude and Gemini
Markdown-SEO-Linter
Linter for markdown files to ensure correct heading hierarchy and meta data
Core Web Vitals Visualizer
Visual overlay of CWV metrics directly on the elements of your page
CLS Visualizer
Chrome extension that overlays Cumulative Layout Shift areas directly on your webpage
ApeXtreme
Browser-based tool for rapid Amazon listing creation and bulk SEO updates
Attention Insight
AI heatmaps that predict where users will look first on websites and designs
Chat-SEO-Tracker
Extension that logs and analyzes ChatGPT's recommendations for specific local services
Check My Headers
Detailed view of HTTP response headers to verify security policies and caching rules
Commenter.ai
AI tool that suggests relevant comments for LinkedIn posts to increase visibility and network reach
Engage AI
Browser extension to write insightful LinkedIn comments to help you get noticed by prospects
Experiments SEO
Test SEO changes and track impact with this specialized browser extension
Fast SEO Link Checker
Lightning fast checker for links and redirects specifically for affiliate marketers
Findymail
Finds and verifies business emails from LinkedIn profiles with high accuracy for SEO link building
GMB Everywhere
Browser extension for local SEO audits and local rank tracking on Google Maps
InSpectre
Lightweight browser extension for quick heatmap and scroll depth checks
Keywords Everywhere - Local
Specific local search volume and trends for local SEO consultants
LiScribe
AI-powered Chrome extension that helps write LinkedIn comments and posts based on context
LinkedIn Hashtag Analytics
Free tool to analyze hashtag reach and follower counts for better LinkedIn visibility
LongShot AI
AI writing tool specializing in long-form, fact-checked SEO content for high-traffic niches
PageActions
Browser-based SEO auditing and page content optimization tool for Chrome
Perfect Post
Tool to format LinkedIn posts with bold text emojis and line breaks to improve readability and SEO
QuickClick SEO
Lightweight browser extension for quick access to meta data and page headers
Replai
AI-driven reply assistant to increase LinkedIn visibility through meaningful comments
Resizing.app
Online image resizer and optimizer for quick, browser-based adjustments without uploads
Schema.dev
Tool for automating the generation and testing of complex Schema JSON-LD markup
Scraper.AI
No-code web scraping tool that automates data extraction from SERPs and websites
Sitemap Inspector
Chrome extension that detects sitemaps on any site and allows for quick inspection of their contents
Sitemap Navigator
Browser-based tool to quickly parse and navigate XML sitemaps for deep site analysis
Sitemap Traffic Overlay
Chrome extension that overlays Google Search Console click data directly onto your visual sitemap
Social Share Preview
Check how your website will look when shared on social media platforms
Typefully
The best editor and scheduler for Twitter and LinkedIn to grow your personal brand
Whois Freak
Check domain ownership and registration history directly from the browser bar.
Web Archives
Browser extension to view archived and cached versions of web pages
PageXray
Analyze web page requests and resource sizes to optimize performance
Page Ruler Redux
Measure page elements in pixels for layout and UX optimization
User-Agent Switcher
Switch between different user-agents to test mobile and bot crawling
Quick Source Viewer
A refined view of the page source with syntax highlighting and resource grouping
Extensions Manager
Toggle browser extensions on and off quickly to avoid memory bloat and conflicts
Copy All URLs
Quickly copy all open tab URLs to the clipboard in multiple formats for research sharing
Page Load Time
Minimalist extension that displays the exact loading time of a webpage in the browser toolbar
Alt Text Tester
Hover over images to see their alt text and identify missing attributes for accessibility
Link Grabber
Extracts all links from a webpage and displays them in a sortable list
Keywords Every Day
Open source alternative for keyword and competitor lookup
NAP Hunter
Chrome extension to search for Name, Address, and Phone inconsistencies across the web
View Image Info
Extracts image metadata including alt text, file size, and dimensions directly from the browser.
Word Counter Plus
Simple tool to count words and characters in selected text on any web page
F12 - Website Analyzer
Inspect headers cookies and scripts in a single simplified view
NoFollow Simple
Highlights all nofollow and sponsored links on a page to visualize internal link equity
Data Layer Checker
Chrome extension to debug and verify data layer implementations for SEO tracking
WordCounter
Quickly count words and characters of selected text on any webpage
Quick SEO
A lightweight toolbar for quick access to domain and page SEO metrics
Simple URL Copy
One-click to copy current URL or all URLs from a window with clean formatting
PageSizer
Check the uncompressed size of a webpage including all assets
Landmark Navigator
Chrome extension that allows users to quickly navigate between ARIA landmarks on a page
Sitemap Downloader
Automatically finds and downloads XML sitemaps for the current domain
Accessibility Tree View
Developer tool that visualizes the accessibility tree as seen by assistive technologies
Favicon Downloader
Chrome extension that allows you to download the favicon and all associated touch icons from any site
FontScanner
Detects and lists all fonts used on a website along with their CSS properties and sizes
Google Search Results Preview
See how your page title and meta description will look in Google before you publish
Home SEO Bookmarklet
One-click bookmarklet to check on-page elements social tags and image assets
Inventory Spy
Competitor stock level tracker to inform SEO pricing and inventory strategies
LeadLeaper
Email finder extension that captures leads from LinkedIn and organizes them into lists for outreach
Lempod
LinkedIn automation tool to increase post reach through engagement pods and community support
LiHelper
A browser-based automation tool for LinkedIn to manage connections and interactions
NoCoffee
Vision simulator for Google Chrome to help designers understand various vision impairments
NoTube SEO
Chrome extension for quick competitor tag analysis and metadata inspection on YouTube
Note Anywhere
Add virtual sticky notes to any web page that persist when you return to the URL
Note Board
Sticky notes for websites that stay pinned to the URL for research and audit notes
PlePer
Local SEO tools and GMB tracker providing deep insights into local rankings and maps
Profile Views Analytics
Browser tool to analyze visitor demographics and optimize profile keywords accordingly
Robot.txt Viewer
Quickly view and validate robots.txt files with syntax highlighting for better site crawling
SEOStack Keyword Tool
Free tool to generate thousands of long tail keywords from various engines
SGE Monitor
Lightweight browser extension for monitoring Google SGE results for specific keywords
Scrab.in
LinkedIn automation tool for growth hacking that focuses on lead generation and profile visits
Vocus.io
Gmail extension for automated email sequences and link building follow-ups with tracking
Web Developer Checklist
Interactive checklist of best practices for SEO mobile performance and security compliance
Whatsmyserp
Free SERP checker and rank tracking tool providing unlimited on-demand keyword checks