Technical SEO Category

Browse 237 tools tagged with Technical SEO (category). Filter by pricing, platform, language and more. The list below shows every tool matching this category. Each entry links to a full page with pricing, platforms, integrations, and API availability.

All 237 tools

• 🛠️ Hoppscotch

  Open-source API development ecosystem used by SEOs to test and debug headless CMS endpoints and schema APIs

  open-source
• 📦 Meilisearch

  Lightning fast open-source search engine API to improve site-search SEO and UX

  open-sourceAPI
• 🚀 Astro

  The web framework for content-driven websites with built-in SEO optimizations and API routes

  open-sourceAPI
• ⚡ K6

  Open-source load testing tool for monitoring site performance under stress

  open-sourceAPI
• ⚙️ Web-Check

  All-in-one open-source OSINT and technical SEO tool for analyzing infrastructure and headers

  open-sourceAPI
• 🏗️ Vercel

  Frontend cloud platform with built-in SEO and performance monitoring

  freemiumAPI
• 🏗️ Statamic (Free Core)

  Flat-first CMS that is inherently SEO-friendly and fast for smaller projects

  open-sourceAPI
• 🌩️ Cloudflare Wrangler

  CLI to manage Cloudflare Workers for Edge SEO and complex redirect logic

  freemiumAPI
• 🕸️ Apify SEO Crawler

  Programmable cloud-based crawler for highly custom scheduled technical SEO audits

  freemiumAPI
• 🌑 Blacklight-CLI

  Identify ad trackers and privacy issues that could impact SEO rankings

  open-source
• 🧪 CrUX API

  Access real-user experience data from the Chrome User Experience Report database

  open-sourceAPI
• 🤖 RankSense

  SEO automation platform for implementing changes via Cloudflare workers

  paidAPI
• 📦 AgencyAnalytics Auditor

  White-label site auditor with daily or weekly scheduled crawls for agency clients

  paidAPI
• 🛡️ Asset CleanUp

  Reduces HTTP requests by disabling unused CSS/JS on specific WordPress pages

  freemium
• ☁️ Cloudflare Crawler Hints

  Edge network feature that helps search engines crawl sites more efficiently by notifying them of updates

  free
• 🔌 Cloudflare Radar

  Real-time Internet traffic trends and security insights worldwide

  freeAPI
• 🛡️ Cloudflare Radar API

  Get real-time insights into Internet traffic and security patterns for global SEO strategy

  freeAPI
• ⚡ DebugBear

  Site speed monitoring tool that tracks Core Web Vitals and provides lighthouse audits

  freemiumAPI
• 🦖 DinoRANK

  Spanish-origin SEO suite focusing on accessibility and semantic structure

  paid
• 🛰️ Gcore DNS Speed Test

  Compare DNS resolution speed across different global providers

  free
• 🔭 Google Search Console Insights

  A simplified view of routing performance and traffic trends for content creators

  free
• 🔍 JetOctopus

  SaaS crawler and log analyzer providing real-time data visualization for massive enterprise websites

  paidAPI
• 🕵️‍♂️ Labrika

  AI-based SEO auditor that crawls sites on a schedule to provide technical recommendations

  paid
• 🔍 Lumar

  Enterprise-scale website intelligence platform for technical SEO and accessibility audits

  paidAPI
• 📉 Nightwatch Audit

  Rank tracker with a built-in site auditor that performs scheduled technical crawls

  paidAPI
• ⚡ NitroPack

  All-in-one performance optimization service that automates page speed improvements

  freemium
• 🛡️ On-Page.ai

  Content and technical auditor with daily scheduled crawls for health and relevancy

  paid
• 🔧 Pulno

  Comprehensive technical SEO auditor with unique scheduled crawling for large sites

  freemiumAPI
• 🔌 Rank Math

  Comprehensive SEO plugin for WordPress with built-in schema markup and rank tracking features

  freemium
• 🧪 SEO Tester Online

  All-in-one SEO platform with an automated auditor for scheduled weekly site checks

  freemiumAPI
• 🧩 Screpy

  AI-based SEO tool with an automated site crawler for technical health and ranking

  paid
• 🐍 SiteChecker

  All-in-one platform for SEO audits, rank tracking, and backlink monitoring

  paidAPI
• 🔎 SiteGURU

  Simple technical SEO auditor that crawls sites on a schedule and gives weekly tasks

  paidAPI
• 🔎 Sitechecker

  Real-time website monitoring and technical audit platform for ongoing SEO health tracking

  paidAPI
• 🚀 Vercel DNS

  Global edge network DNS management for fast resolution and deployments

  freemiumAPI
• ⚡ Vercel Speed Insights

  Real-user monitoring and performance tracking for modern web frameworks and core web vitals

  freemiumAPI
• 🛰️ Whatsmydns.net

  Global DNS propagation service checking A, AAAA, CNAME, MX, and TXT records

  free
• 📦 Puppeteer

  Node library to control headless Chrome for complex SPA SEO rendering tests

  open-sourceAPI
• 🕸️ Scrapy

  Powerful open-source web crawling framework for Python developers to build custom SEO scrapers

  open-sourceAPI
• 🔌 Yoast SEO Premium

  Premium version of the leading WordPress SEO plugin with advanced redirects and internal linking

  paidAPI
• 🏗️ Workbox

  JavaScript libraries for adding offline support and power to Progressive Web Apps

  open-source
• 🖼️ Squoosh

  Image compression and optimization tool to reduce page load times and improve SEO

  open-sourceAPI
• 🗜️ Brotli

  Generic-purpose lossless compression algorithm providing better SEO performance

  open-sourceAPI
• ⚡ Wappalyzer CLI

  Automated technology stack detection for lists of websites via command line

  open-sourceAPI
• ⚡ Prerender

  Dynamic rendering service to help search engines crawl JavaScript-heavy single page applications

  freemiumAPI
• ⚡ Pa11y

  Command-line interface to run accessibility audits and monitor SEO performance

  open-sourceAPI
• 🛠️ Webhint

  Linting tool for the web that helps improve accessibility, speed, and cross-browser compatibility

  open-source
• 🖼️ Image-Optimizer-CLI

  Lossless image compression via CLI to improve page speed and SEO

  open-source
• 📄 Robotstxt-validator

  Fast library to check robots.txt compliance with Google standards

  open-source
• 🚀 PageSpeed Insights CLI

  Official Google tool to wrap PageSpeed Insights API for bulk performance audits

  open-sourceAPI
• 🪵 Logz.io

  Log analysis platform used by SEOs to analyze search engine bot behavior

  freemiumAPI
• 🧪 WebPageTest

  Deep performance analysis providing diagnostic information about how a page loads under real-world conditions

  freemiumAPI
• 📱 Mobile-Friendly Test CLI

  CLI wrapper for Google Search Console Mobile-Friendly Test API for bulk audits

  open-sourceAPI
• 🔧 View Rendered Source

  Chrome extension to compare raw HTML and rendered DOM for JavaScript SEO troubleshooting

  open-source
• ⚡ AMP for WP

  Automated Accelerated Mobile Pages implementation for WordPress mobile SEO

  freemium
• 📦 Ahrefs Site Audit

  Cloud-based crawler that highlights technical issues and visualizes overall site health

  freemium
• 🏗️ Audisto

  Technical SEO monitoring tool focused on deep structural analysis and periodic crawling

  paidAPI
• 🔧 Audisto Crawl

  Enterprise-grade crawler for structural SEO analysis and complex website migrations for experts

  paidAPI
• 🔍 Botify

  Enterprise SEO platform for large-scale crawl analysis and search performance

  paidAPI
• 🏢 Bulk Domain Search

  Check availability or records for multiple domain names at once

  free
• 📜 Canonical Tag Checker

  Validates the canonical tags on web pages to prevent duplicate content issues

  free
• 🧠 Chrome DevTools

  Powerful web authoring and debugging tools built directly into Google Chrome

  free
• ⚡ Cloudflare

  CDN and security provider with specialized SEO features like automatic image optimization

  freemiumAPI
• 💡 CognitiveSEO Site Audit

  Deep technical site auditor with scheduled recurring crawls and backlink alerts

  paidAPI
• 📊 Cora SEO Software

  Advanced SEO correlation software that compares 2000+ ranking factors for your keywords

  paid
• 📋 Crawl-delay Checker

  Check robots.txt for crawl-delay directives and bot accessibility

  free
• 🐢 Dareboost

  Performance testing and website analysis tool with step-by-step optimization tips

  paidAPI
• 🔍 DeepCrawl

  Cloud-based technical SEO platform for monitoring enterprise site health

  paidAPI
• 📡 Dig Web Interface

  Online version of the 'dig' command for detailed DNS query results

  free
• 🗺️ Dynomapper

  Visual sitemap generator and content inventory tool for domain audits

  paid
• 🏗️ FacetWP

  Adds advanced filtering to WooCommerce shops that stays SEO-friendly via clean URL structures

  paid
• 🕵️ FandangoSEO

  Cloud-based technical SEO crawler focused on log analysis and scheduled architecture audits

  paidAPI
• 🏗️ GeneratePress

  SEO-optimized, lightweight WordPress theme built for maximum performance

  freemium
• 🔍 Google Search Console Training

  Interactive platform for learning search console best practices and data analysis

  freeAPI
• 🌍 HREFLANG Tags Lite

  Simple management of hreflang tags for international SEO on WordPress sites

  free
• 🛠️ Hobo SEO

  Technical SEO auditing tools including specialized scheduled crawling services

  paid
• 🏗️ Hreflang Checker

  Tool for validating and checking hreflang tag implementations for international SEO

  free
• 📝 Hreflang Tag Checker

  Verifies hreflang deployment and identifies common configuration errors on the current page

  free
• 🌍 Hreflang Tags Generator

  Generates the correct hreflang tags for multi-language and multi-regional websites

  free
• 🔍 Hrefs Free Tools

  Collection of free SEO tools including backlink checkers and website authority checkers

  free
• 📡 IntoDNS

  Checks the health and configuration of DNS and mail servers

  free
• 📦 JSON-LD Schema Generator

  Creates structured data markup for websites to improve rich snippet visibility

  free
• 🔗 Link-Assistant (Web Auditor)

  Website Auditor tool with advanced scheduling for technical health and core web vitals

  freemium
• 🔗 Link-Checker

  W3C tool for finding broken links and validating URI syntax on web pages

  free
• 🛡️ Little Warden

  Automated SEO monitoring tool that checks for SSL expiry, robots.txt changes, and meta tags

  paidAPI
• 📉 Mangools SiteProfiler

  Technical health analyzer with periodic crawling and backlink metrics integrated

  paidAPI
• 🔍 Merkle SEO Tools

  A collection of technical SEO tools including schema generators and SERP simulators for daily use

  free
• 🛠️ Metatags.io

  Visual editor to preview and generate meta tags for social media and search results

  free
• 📱 Mobile-Friendly Test

  Official tool to check how well a visitor can use your page on a mobile device

  free
• 🏗️ Netlify DNS

  Advanced DNS management and hosting with seamless deployment integration

  freemiumAPI
• 🏗️ Netpeak Spider

  Personalized crawler for day-to-day SEO audits and comprehensive technical site analysis

  paid
• 📉 Oncrawl

  Enterprise SEO platform combining log file analysis and crawl data for technical optimization

  paidAPI
• 🚀 PageSpeed Insights

  Google tool to analyze web performance and core web vitals with actionable speed suggestions

  freeAPI
• 🚦 Pingdom

  Performance monitoring tool that includes scheduled synthetic crawling for page speed

  paidAPI
• 🚀 Pingdom Tools

  Analyze page load speed and identifying DNS or server response bottlenecks

  freemiumAPI
• 🔗 Pretty Links

  Affiliate link management and tracking with SEO-friendly cloaking features

  freemium
• 🛤️ Rank Ranger Auditor

  Site auditing tool for professionals with granular scheduled technical checks

  paidAPI
• 🛠️ RankWatch Audit

  Comprehensive site auditor providing deep technical insights with scheduled crawls

  paidAPI
• 🔍 Redirect Path

  Chrome extension that reveals redirect paths and header info for any URL

  free
• 🛤️ Redirection (WordPress)

  Popular WordPress plugin to manage 301 redirects and track 404 errors without HTACCESS knowledge

  free
• 🔗 Redirection.io

  Advanced HTTP redirection management tool for traffic optimization and SEO performance

  freemiumAPI
• 🤖 Robots.txt Generator

  Creates and validates robots.txt files to manage search engine crawler access

  free
• 🤖 Robots.txt Tester

  Test whether your robots.txt file is blocking Google web crawlers from specific URLs on your site

  free
• 🧪 Ryte

  Quality management platform for website health focusing on accessibility and technical SEO

  paidAPI
• 📋 SEO Audit Software

  White-label SEO audit tool designed for agencies to generate professional technical reports for leads.

  paidAPI
• 🏛️ SEO Powersuite Cloud

  Online version of the popular suite with scheduled technical auditing and ranking

  paidAPI
• 🦉 SEO-Radar

  Change monitoring tool that crawls pages on a schedule to detect SEO-critical code changes

  paidAPI
• ⚖️ SEORadar Insight

  Advanced change monitoring for large e-commerce sites with daily scheduled audits

  paidAPI
• 🏢 SEObility Site Audit

  Module of the SEObility suite specifically for recurring technical audits and reports

  freemiumAPI
• 🔐 SSL Shopper

  Verify SSL certificate installation and expiration dates to avoid security warnings

  free
• 🏗️ Schema App

  Enterprise-grade structured data management platform to deploy complex schema markup at scale

  paidAPI
• 🏗️ Screaming Frog API

  Cloud-based programmatic access to the famous SEO Spider crawling engine

  paidAPI
• 🖥️ Screaming Frog Automation

  CommandLine interface for the SEO Spider allowing for fully customized scheduled tasks

  paid
• 🏗️ Screaming Frog Log Analyser

  Stand-alone tool that syncs with GSC to verify if Googlebot is actually crawling high-traffic pages

  paid
• 🧪 Screaming Frog SEO Spider (Cloud)

  Headless automation of the popular spider for scheduled technical audits in the cloud

  paid
• 🔍 Seobility

  All-in-one SEO software for website auditing, rank tracking, and backlink analysis

  freemiumAPI
• 📦 Seolyzer

  Free real-time log analysis tool to see how Googlebot crawls your website instantly

  freemium
• 🔬 Similarweb SEO

  Enterprise SEO suite with technical site auditing and scheduled crawl capabilities

  paidAPI
• 📉 Sistrix Optimizer

  The module of Sistrix that allows for individual technical audits and scheduled site crawls

  paidAPI
• 🛠️ Siteliner

  Service to explore your domain for duplicate content and broken links

  freemium
• 🗺️ Sitemap Generator (XML-Sitemaps)

  Visual and automated tool to generate XML sitemaps for domain structure validation

  freemium
• 🚀 SpeedCurve

  Real-user monitoring and core web vitals tracking with deep-dive performance debugging for enterprise teams

  paidAPI
• 🛸 SpyFu Site Audit

  Keyword research giant's technical tool for scheduled on-page and tech SEO checks

  paidAPI
• ⚡ StatusCake

  Uptime and performance monitoring tool with scheduled page speed audits for SEO

  freemiumAPI
• 🕵️ Sucuri SiteCheck

  Scanner for website malware, blacklisting, and security vulnerabilities

  freeAPI
• 🧪 URL Profiler

  Content and URL analysis tool to validate routing and metadata across thousands of links

  paid
• 🔍 Visual SEO Studio

  Professional SEO audit desktop software that mimics a search engine spider for deep site inspection

  freemium
• 📦 WP Meta SEO

  Dashboard for bulk editing meta titles and descriptions in WordPress sites

  freemium
• 🚀 WP Rocket

  Premium caching plugin for WordPress to improve Core Web Vitals and PageSpeed

  paid
• 📦 Wayback Machine

  Historical routing and content validator for recovered domain migrations

  freeAPI
• 🌐 Web-Stat

  Real-time visitor analytics with a scheduled crawler to check site availability and errors

  freemium
• 🚀 Website Audit by Serpstat

  Automated site auditing tool that runs on a schedule to find technical SEO errors

  paidAPI
• 🕵️ Whois.com

  Official domain registration database search for ownership and expiration details

  freeAPI
• 🔐 Why No Padlock?

  Quickly identify insecure elements on SSL-enabled web pages

  free
• ⚡ Woorank

  Instant website review tool for digital marketing and technical SEO analysis

  freemiumAPI
• 🗺️ XML Sitemap Generator

  Standalone WordPress plugin that creates highly customizable sitemaps for deep WooCommerce stores

  free
• 📝 htaccess.madewithlove

  Visual generator for .htaccess files to manage site-level routing and security

  free
• 🕸️ GPT-Crawler

  Crawler that crawls websites to generate knowledge files from web content for custom GPTs and LLM training

  open-sourceAPI
• 📦 Bundlephobia

  Find the performance cost of adding a npm package to your web application bundles

  open-sourceAPI
• 🕸️ Carbonalyser

  Evaluate the environmental impact of your website based on data transfer

  open-source
• 🔍 Grit

  AI-driven technical debt manager that automates code migrations and technical SEO fixes

  paidAPI
• 🏗️ Request Indexer

  Automated tool to request Google indexing for pages using the Indexing API

  open-sourceAPI
• 🛠️ SEOEstate

  Open-source website crawler and technical SEO analyzer for developers and technical consultants.

  open-source
• 📦 Zeno

  Open-source crawler and SEO toolset for developers built with Node.js

  open-sourceAPI
• 🛠️ SEO Audits Toolkit

  All-in-one open-source collection for website health and security

  open-sourceAPI
• 🔧 SEOnaut

  Comprehensive open-source SEO audit tool for deep site scans

  open-source
• 🚀 Indexing API Tool

  Open-source script for bulk-sending URLs to Google’s Indexing API via Google Sheets

  open-sourceAPI
• 🦖 RustySEO

  Cross-platform marketing toolkit for deep crawl and server log analysis

  open-sourceAPI
• 🐢 Slowpoke

  Open-source desktop tool to analyze and visualize website performance over time

  open-source
• 📊 GSC Guardian

  Self-hosted dashboard for monitoring Google Search Console health and anomalies

  open-source
• 📱 Mobile-Friendly-CLI

  Test URLs against mobile-friendly criteria from the command line

  open-source
• ⚙️ Site-Audit-CLI

  High-performance CLI tool for technical SEO audits and dead link detection

  open-source
• 🛠️ SEOPivot

  Emerging open-source desktop dashboard for monitoring site health and schema

  open-source
• 📊 GSC-Data-Exporter

  Python-based CLI for bulk exporting Google Search Console data to CSV

  open-source
• 🔧 Greenflare

  Open-source desktop SEO crawler for privacy-conscious technical website audits

  open-source
• 🐍 PySEO

  Open-source Python framework for custom scheduled SEO crawling and data extraction

  open-sourceAPI
• 📜 Search Console Bulk URL Inspection

  Tool to inspect URLs in bulk using the Google Search Console Inspection API

  open-sourceAPI
• 🚀 Flashback

  Visual regression testing tool for monitoring SEO-critical UI changes

  freemiumAPI
• ⚙️ Appleseed

  Google Sheets add-on for high-speed technical SEO auditing and meta data management

  freemium
• ⚡ Auditbee

  Automated website auditing and monitoring tool for technical SEO and page performance tracking

  freemium
• 📊 Botmap

  Visualizes how search engines crawl your site by overlaying GSC data on a site map

  paid
• 🔌 DNS Spy

  Monitor DNS records and get alerted when changes are detected

  freemiumAPI
• 🚀 FlashSEO

  Automated bulk indexing tool that connects Google Search Console with Google Cloud API

  paidAPI
• 📊 GSC Insights

  Enhanced Google Search Console reporting to find ranking opportunities and trends

  paid
• 🧱 LinkJuice

  Internal linking and routing automation tool for WordPress sites

  paid
• 🔧 LogFlow

  Cloud-based log file analyzer that uses Google Drive for storage and data processing

  paidAPI
• 📶 MTR Design DNS

  Visual traceroute and DNS diagnostics tool for network path analysis

  free
• 🔎 PageCrawler

  Monitoring service for website changes with scheduled crawling and technical alerts

  freemiumAPI
• ⚡ QuickClick SEO

  Lightweight browser extension for quick access to meta data and page headers

  free
• 🤖 Robot.alp

  Monitoring tool that schedules crawls to verify robots.txt and sitemap accessibility

  freemiumAPI
• 🔎 SEOmator

  Cloud-based technical SEO audit and data visualization tool

  paidAPI
• 🔧 Sheets for SEO

  A collection of high-performance Google Sheets scripts and templates for SEO practitioners

  freemium
• 🐢 SlowCheck

  Identify slow-loading elements and scripts that affect your Core Web Vitals

  free
• ⚙️ Wildcard SEO

  Lightweight CLI and desktop tool for bulk testing structured data and schema

  freemium
• 🧹 Wildfire

  Web accessibility and SEO testing tool for identifying issues across large sites

  paid
• ⚡ Ziptie

  Indexing monitoring tool for large scale e-commerce and news websites

  paidAPI
• 📂 Photon

  Incredibly fast crawler designed for OSINT and domain profiling

  open-source
• 📝 Markdown to HTML

  Convert technical documentation for web deployment with SEO in mind

  open-source
• 📉 Broken-Link-Checker

  Find broken links on websites with this highly configurable CLI tool

  open-source
• 🔧 Wapiti

  Open-source web security auditor that identifies SEO-impacting vulnerabilities

  open-source
• 📜 Sitemap-Generator-CLI

  Create comprehensive XML sitemaps for large websites from the command line

  open-source
• 🕷️ Abot

  Open-source crawler for developers to build custom scheduled technical SEO audits

  open-sourceAPI
• 🔗 Broken Link Checker

  Open-source CLI tool to find broken links and server errors across entire domains

  open-source
• 🏗️ Static Jinja

  Open-source library to build static websites with Jinja2 templates

  open-source
• 🏗️ Schema dts

  Strongly typed models for Schema.org vocabulary in TypeScript and JavaScript

  open-source
• 📦 Node-SEO

  SEO analysis tool for Node.js projects to check content and metadata

  open-source
• 🗄️ Web Archives

  Browser extension to view archived and cached versions of web pages

  open-source
• 🤖 Robots-Parser-CLI

  Test and validate robots.txt rules against specific URLs via terminal

  open-sourceAPI
• 🧪 Sitemapper

  High-performance open-source sitemap generator and validator for large-scale enterprise web architectures

  open-sourceAPI
• 📏 Page Ruler Redux

  Measure page elements in pixels for layout and UX optimization

  open-source
• 🔧 Site-Crawler

  Fast multi-threaded web crawler for site mapping and technical audits

  open-sourceAPI
• 🎭 User-Agent Switcher

  Switch between different user-agents to test mobile and bot crawling

  open-source
• 🌍 Geo-IP-CLI

  Check server location and IP data to optimize international SEO hosting

  open-sourceAPI
• 🔍 Hreflang-Checker

  Automated validation of hreflang tags across international website versions

  open-source
• 🔗 Link Checker

  Verify internal and external links for broken connections and redirect loops

  open-source
• 🔍 Search-Console-CLI

  Quickly query Google Search Console data directly from your terminal

  open-source
• 🗺️ Sitemap-Validator

  CLI utility to validate XML sitemaps against XSD schemas and link health

  open-source
• ✅ SEO-Lint

  Linter for SEO to validate meta tags and structural elements on HTML files

  open-source
• 🗂️ JSON-LD-Gen

  Command-line utility for generating complex structured data scripts

  open-source
• 🧩 Canonical-Audit-Tool

  Identifies canonical tag mismatches and loops across large site architectures

  open-source
• 🚀 Static-Site-SEO-Checker

  Validation tool for meta tags and structure in static site generators like Jekyll

  open-source
• 🔎 Structured Data Linter

  Verify structured data markup and visualize how it appears in search results

  open-source
• 🚀 Static Site Checker

  Audit tool for static site generators and JAMstack SEO

  open-source
• 🔗 Link Grabber

  Extracts all links from a webpage and displays them in a sortable list

  open-source
• 🔗 Link-Stats-CLI

  Extract and categorize all internal and external links from a page

  open-source
• ⚙️ Local-SEO-Checklist

  GitHub repository containing a comprehensive technical checklist for optimizing local business websites

  open-source
• 🔍 SSEO

  Open source technical SEO analyzer for identifying onsite optimizations

  open-source
• 🦴 Skeleton

  Open-source crawler for identifying broken links and SEO issues in a CLI environment

  open-source
• 🔑 Keywords-CLI

  Extract keyword density and frequency from HTML documents via terminal

  open-source
• 🦖 Dino

  Simple CLI for checking status codes and broken links on small to medium sites

  open-source
• 🤖 Googlebot Simulator

  Python script to simulate how Googlebot fetches and renders specific web pages

  open-source
• 🏠 Local-SEO-Schema-CLI

  Generate local business schema markup via terminal for multiple locations

  open-source
• 🧪 Hreflang-Checker-CLI

  Validate hreflang tags across international sites via command line

  open-source
• 🗄️ Header-Checker

  Bulk check HTTP response headers for large lists of SEO landing pages

  open-source
• 🛠️ Screaming Frog to Sheets

  A custom AppsScript for pushing Screaming Frog crawl data automatically to Google Sheets

  open-source
• 🛡️ Security-Headers-CLI

  Quickly check security headers that impact SEO and site trust

  open-source
• 🔍 Suckless SEO Checker

  Ultra-minimalist CLI tool for checking basic on-page SEO factors

  open-source
• 🚦 Crawl-Delay-CLI

  Analyze crawl budget and server response times via command line

  open-source
• 🌐 SeoToaster

  Open-source CMS and e-commerce platform with built-in scheduled SEO crawling

  open-source
• 📂 Google Drive Sitemap Scraper

  Script that scrapes URLs from lists in Google Drive to perform status code checks

  open-source
• 🏗️ Beam Us Up

  Free desktop SEO crawler for Windows providing an alternative to Screaming Frog

  free
• 🕵️ Browseo

  Web app that allows you to view any webpage without distractions and see how a search engine sees it

  free
• 🌐 IPv6 Checker

  Validate if your domain is correctly configured for IPv6 networks

  free
• 🔍 InSpyder Rank Reporter

  Desktop software for automated rank tracking and SEO change notifications

  paid
• 📊 Ping Admin

  Global website uptime and DNS check from multiple Russia/CIS points

  freemiumAPI
• 🔗 Redirect Check

  Simple tool for testing redirect chains and header responses for SEO accuracy

  free
• 🧪 Redirect Checker

  Professional bulk redirect checker and header analyzer for complex migrations and site audits

  free
• 🔬 Scrutiny

  Mac-based website crawler that performs scheduled technical, link, and sitemap audits

  paid
• 🔍 SearchBlox

  Enterprise search and web crawling solution with built-in SEO and metadata analysis capabilities

  paidAPI
• 🏗️ Site Condor

  Visual site auditor that maps internal routing and link distribution

  paid
• 🗺️ Sitemap Visualizer

  Visualizes the structure of your XML sitemap to identify architectural issues

  free
• 📉 Slerpee

  Visual SERP preview tool for auditing how title tags and meta descriptions appear on mobile

  free
• 🏁 Spotibo

  Web-based SEO crawler that allows for recurring technical checks and on-page analysis

  freemium
• 🤖 User Agent Finder

  Identify and test how your site responds to various bot user agents

  free
• 🧪 Varvy SEO Tool

  Free tool to check if a website follows Google's guidelines and best practices

  free
• 🌀 Visual Site Mapper

  Visualization tool to map out site architecture and internal linking patterns

  free
• 🌍 Zadroweb

  Suite of free SEO tools including a scheduled technical crawler for site maintenance

  free

Frequently asked questions