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Explore the latest additions to our directory of SEO software, AI search platforms, agent workflows and open-source infrastructure. Dates show when a product joined SEO Tech List, not its original release date.

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These tools tackle different jobs. Start with your task, then check the tradeoffs.

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New to our directory · source checks are dated in the notes below
Your taskToolType / run itFree accessKey constraint
Check sitemap changes before a releaseSitemap Cohort Auditor ↓Local Node.js command-line tool
Install Node.js 20+ and run the CLI
Full MIT-licensed CLI; no paid APISitemap declarations; no page crawl or indexing proof
Check access rules for AI crawlersMydentify AI Crawler Access Checker ↓Free web checker with an MIT-licensed companion CLI
Enter a public URL, or run the Node.js CLI
Free web check and MIT CLIUser-agent probes do not verify provider IP access
Find pages losing search trafficSEO Gets ↓Web application connected to your Google data
Sign in and authorize your GSC property
Core GSC dashboard; advanced analytics paidRequires access to your GSC properties
Inspect the page open in your browserDetailed SEO Extension ↓Browser extension for Chrome and Firefox
Install in Chrome or Firefox; open a page
Free extensionPage inspection, not scheduled site crawling
Turn a site audit into a fix listSiteGuru ↓Hosted website crawler and reporting application
Create an account and add a public site
6-week trial, then limited free featuresSite, page and keyword limits apply
Find internal links between existing pagesLinkStorm ↓Web application that crawls your content
Create an account and crawl your site
Trial; ongoing plans paidURL quotas, credits and editorial review
Choose and refresh underperforming contentContent Raptor ↓Web application with a content editor and rank tracking
Connect your GSC property
Hobby: 25 initial opportunities, 5 weeklyPlan allowances; scores do not prove results
Explore long-tail content ideasKeyword Chef ↓Web application for keyword and SERP research
Create an account; choose topic and country
Trial; ongoing research uses paid creditsCredit budget; inspect search intent yourself
Check sitemap changes before a release

Sitemap Cohort Auditor ↗

Technical SEO teams and developers validating sitemap changes before and after a release.

Sitemap Cohort Auditor reads sitemap indexes and compares exact URL sets between releases. It helps identify missing URLs, duplicates and metadata problems before a sitemap change goes unnoticed.

Start here
Start with the tested v0.2.2 release and Node.js 20 or newer. Compare two saved XML files and export JSON. That release also documents HTTPS inputs; check the version-specific README before adapting the command.
Keep in mind
It checks sitemap declarations without visiting every listed page. Results do not confirm canonical tags, indexing, rankings or traffic.
Free or paid?
Free, open-source software under the MIT license. Runs locally without an account or API key.

Official sources: Tested v0.2.2 release and setup ↗ · Sitemap audit guide ↗
Checked . Product and pricing notes are based on official documentation. Our separate test is documented below.

Our test · Sitemap Cohort Auditor v0.2.2

Input
before.xml and after.xml from the same fixture, with JSON output and URL-set comparison.
Observed result
Read 6 entries representing 5 unique URLs. Found 1 duplicated URL and 1 invalid lastmod; the comparison showed 3 additions and 1 removal.
Limit
It does not fetch listed pages, so the declared 404 and noindex URLs need a separate crawl. The test is pinned to v0.2.2; later interfaces may differ.

Download result JSON · Method and reproduction steps →

Check access rules for AI crawlers

Mydentify AI Crawler Access Checker ↗

Technical SEO teams and site owners checking access rules for OpenAI and Anthropic crawlers.

Mydentify inspects the access rules and HTTP responses for a public page. Its checks cover robots.txt, page directives and documented AI user-agent names, with separate results for search, user-requested retrieval and training.

Start here
Enter one public page URL in the web checker. Review the path-specific robots.txt rules, page directives and response results for each crawler before deciding which access rules to change.
Keep in mind
Web probes use Mydentify infrastructure; CLI probes use your connection. Neither verifies provider IP access. Results cannot certify official crawler access or guarantee crawling, indexing, citations or traffic.
Free or paid?
Free web checker with no account required. The companion CLI is open source under the MIT license.

Official sources: Web checker and method ↗ · Companion CLI source ↗
Checked . Product and pricing notes are based on official documentation. Our separate test is documented below.

Our test · Mydentify CLI v1.1.4

Input
https://seotechlist.com/guides/ai-crawler-access, checked on 29 September 2026 at 01:43 UTC.
Observed result
The page and robots.txt returned HTTP 200. All 6 tested OpenAI and Anthropic tokens were permitted; all 6 user-agent probes returned HTTP 200.
Limit
This was a separate live-page check, not the local fixture comparison. Requests used our connection, not verified provider IPs; no indexing or citation outcome was measured.

Download result JSON · Method and reproduction steps →

Find pages losing search traffic

SEO Gets ↗

Consultants and teams managing one or more Search Console properties.

SEO Gets brings multiple Search Console properties into one dashboard, with growth and content-decay views. It fits a recurring review of your own pages and queries.

Start here
Connect one property, compare a consistent date range and shortlist declining pages. Check which queries changed before deciding to rewrite anything.
Keep in mind
You need access to the relevant Search Console properties. It analyzes your connected sites; it is not a substitute for a competitor keyword database.
Free or paid?
Free core GSC dashboard; advanced reporting and GA4 features require a paid plan.

Official sources: Features ↗ · Plans ↗
Checked . Product and pricing notes are based on official documentation. We have not run a hands-on test of this product.

Inspect the page open in your browser

Detailed SEO Extension ↗

SEOs, editors and developers checking an individual page.

Detailed SEO Extension puts page metadata, headings, canonical tags and structured data within reach while you browse. Its page-level view suits a quick check after publishing.

Start here
Open an important page and inspect its title, canonical and headings. Compare them with what the page is intended to target.
Keep in mind
A browser inspection covers the page you open. Use a crawler or monitoring tool when you need scheduled checks across an entire site.
Free or paid?
Free browser extension.

Official sources: Features and installation ↗
Checked . Product and pricing notes are based on official documentation. We have not run a hands-on test of this product.

Turn a site audit into a fix list

SiteGuru ↗

Marketers and agencies that want a prioritized list of on-site SEO tasks.

SiteGuru combines website checks with a prioritized SEO to-do list. Connecting Search Console adds search-performance context to technical findings.

Start here
Audit one site and choose a small group of affected pages. Fix a recurring issue in the template, then crawl again to verify the change.
Keep in mind
Check the number of sites, pages and tracked keywords included in your plan. Findings still need someone to implement and validate the fixes.
Free or paid?
Free features remain after the trial; paid plans retain access to the full reports.

Official sources: Features ↗ · Plans and free access ↗
Checked . Product and pricing notes are based on official documentation. We have not run a hands-on test of this product.

Find internal links between existing pages

LinkStorm ↗

Content teams with a growing library of articles or landing pages.

LinkStorm analyzes site content to suggest internal links and surface link issues. It focuses on connecting pages you already have, rather than finding external backlink prospects.

Start here
Start with one topic cluster. Review suggested source pages, destinations and anchor text, then add links that help the reader take the next step.
Keep in mind
Plans use URL quotas and analysis credits. Review relevance before applying suggestions, and check your CMS setup before relying on automatic implementation.
Free or paid?
Paid plans with a trial; check both the URL allowance and monthly credits.

Official sources: Product features ↗ · Plans ↗
Checked . Product and pricing notes are based on official documentation. We have not run a hands-on test of this product.

Choose and refresh underperforming content

Content Raptor ↗

Editors and site owners improving articles that already receive impressions.

Content Raptor uses Search Console opportunities and competing pages to guide content updates. Its editor and tracking features connect the refresh task with a follow-up performance review.

Start here
Pick one relevant page with existing impressions. Use the suggestions to identify missing answers, add your own evidence and record the update date.
Keep in mind
Site and tracked-keyword allowances depend on the plan. A content score is a suggestion, and a before-and-after ranking change alone does not prove that an edit caused it.
Free or paid?
Free Hobby access offers limited opportunities; the full optimizer and ongoing tracking are paid.

Official sources: Optimization workflow ↗ · Plans ↗
Checked . Product and pricing notes are based on official documentation. We have not run a hands-on test of this product.

Explore long-tail content ideas

Keyword Chef ↗

Publishers choosing specific questions and topics for new content.

Keyword Chef combines keyword discovery with bulk search-result analysis, including signals such as forums in the results. It can help narrow a broad topic into candidates for manual review.

Start here
Research one topic and your target country. Open the current results for a few candidates and check whether you can answer the search intent better.
Keep in mind
A forum result does not make a keyword easy to rank for. Research consumes credits; subscription credits and pay-as-you-go credits have different expiry rules.
Free or paid?
Paid subscription or pay-as-you-go credits, with a free trial.

Official sources: Research features ↗ · Credits and plans ↗
Checked . Product and pricing notes are based on official documentation. We have not run a hands-on test of this product.

Tested alongside the new additions

SiteOne and lychee are established projects. We used them to put the newer sitemap and access checks in context; these are test dates, not launch dates.

SiteOne Crawler ↗

Our test · SiteOne Crawler v2.5.1

Input
Local fixture, root URL; one worker, 2 requests/second, 30-URL cap.
Observed result
Visited 11 resources: 8 successful responses, 1 redirect and 2 missing resources. Reported a missing title, duplicate titles, a missing description and a noindex page.
Limit
The missing fragment was not reported in this run. HTTP-only loopback hosting also triggers findings that are irrelevant to a public HTTPS site.

Download result JSON · Method and reproduction steps →

lychee ↗

Our test · lychee v0.24.2

Input
The same fixture, with all 8 HTML pages supplied explicitly; fragment checks enabled.
Observed result
Checked 27 link occurrences and reported 3 errors: the missing page, missing image and a link to an absent fragment.
Limit
This invocation checks links from supplied pages; it is not a full recursive SEO audit or a metadata check.

Download result JSON · Method and reproduction steps →

Reproduce the tests and compare the outputs →

Most recent listing week / 12–18 October 2026

Recently added SEO tools.

View 2026-W42 edition →
NewTool

Senuto

Research Polish search visibility and plan content

Senuto combines keyword discovery, visibility analysis and rank tracking with content planning tools. Its Polish-market research also includes Google AI Overviews data.

VerifiedChecked 2d ago
Keyword ResearchRank TrackingContent SEO
NewTool

SEMSTORM

Connect keyword research, content and ranking reports

SEMSTORM provides keyword suggestions, competitor analysis, content editing and location-aware rank tracking. Search Console and analytics connections support recurring reporting.

VerifiedChecked 2d ago
Keyword ResearchContent SEORank Tracking
NewTool

Marketing Miner

Bulk SEO research with Czech and Slovak keyword data

Marketing Miner combines keyword and competitor research, rank tracking and bulk analysis. It offers API and MCP connections, with AI visibility available through additional credits.

VerifiedChecked 2d ago
Keyword ResearchSEO DataAI Visibility
NewTool

Collabim

Track Czech rankings and investigate competitors

Collabim provides keyword rank monitoring, competitor research, audits and reporting for Czech SEO workflows. A free plan covers one website; paid plans expand capacity.

VerifiedChecked 2d ago
Rank TrackingKeyword ResearchTechnical SEO
Tool

SEO Diagnostix

Free Chrome extension for on-page and technical SEO audits

SEO Diagnostix is a free Chrome extension for inspecting on-page and technical SEO signals. It helps review canonical URLs, hreflang annotations, links, robots directives and Schema.org structured data, and includes sitemap crawling and SERP checks. The extension is designed for page diagnostics and technical QA from the browser. It is available through the Chrome Web Store.

VerifiedChecked 10d ago
Technical SEOSchema
Tool

WebToolsEdge SEO Analyzer

Free on-page SEO checks from pasted HTML or page content

WebToolsEdge SEO Analyzer is a free browser-based tool for reviewing pasted HTML or page content before publication. It checks title tags, meta descriptions, H1 headings, images and missing alt text, links and word count. An optional focus keyword enables keyword placement and density checks. The analyzer updates its report as content is entered and provides a score, recommendations and a copyable report. It analyzes the supplied content rather than crawling a live URL.

VerifiedChecked 10d ago
Technical SEOContent SEO
Tool

Netnic SEO Audit Tool

Free website audit for on-page SEO and indexability checks

Netnic SEO Audit Tool is a free web-based checker for auditing a public page by URL. Its report covers 15 checks, including title and meta description, heading structure, image alt attributes, internal and external links, canonical URL, robots directives, HTTPS, JSON-LD markup and the mobile viewport. It also reports response time and an overall SEO health score. The tool is designed for quick page-level diagnostics rather than a full-site crawl.

VerifiedChecked 10d ago
Technical SEO
Tool

Mydentify AI Crawler Access Checker

★ 0

Check robots.txt, page directives and AI crawler access signals

Mydentify is a free web checker for inspecting access rules for documented OpenAI and Anthropic crawlers. It checks path-specific robots.txt rules, page directives, response headers and HTTP responses to user-agent probes. Search, user-requested retrieval and training crawlers are reported separately. Probes originate from Mydentify infrastructure, not verified provider IP addresses, so results do not guarantee crawling, indexing, citations or traffic. An MIT-licensed companion CLI is available on GitHub.

Active repoRelease v1.1.4
Technical SEOAI Visibility
Open Source

Sitemap Cohort Auditor

★ 0

Audit sitemap coverage and compare exact URL cohorts between releases.

A dependency-free Node.js CLI for checking sitemap declarations, image coverage, metadata quality and deterministic URL cohort changes between releases. It works locally without an account or API key. Sitemap Cohort Auditor audits sitemap declarations; it does not crawl every listed page or predict indexing, rankings or traffic. Maintained by Edilec under the MIT License.

Active repoRelease v0.2.2
Technical SEOSEO AuditOpen Source
NewTool

SEO Gets

Find search performance changes across your Search Console sites

SEO Gets brings Google Search Console properties into a shared analytics dashboard. Teams can review page and query growth, investigate declining content and use paid reporting and GA4 features to prioritize work across their sites.

VerifiedChecked 1mo ago
Search ConsoleAnalyticsReporting
NewTool

Detailed SEO Extension

Inspect page metadata, headings and schema inside your browser

Detailed SEO Extension is a free Chrome and Firefox extension for checking the SEO elements of a page as you browse. It surfaces titles, descriptions, canonicals, headings, structured data and links for quick on-page investigation.

VerifiedChecked 1mo ago
Technical SEOSEO AuditBrowser Extension
NewTool

SiteGuru

Prioritize website fixes with an actionable SEO audit

SiteGuru crawls websites and turns on-page and technical checks into a prioritized SEO to-do list. Search Console and analytics integrations add performance context, while reports help teams review issues and track fixes across sites.

VerifiedChecked 1mo ago
SEO AuditTechnical SEOSearch Console