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Alpha Crawler

alphacrawler.org

Free plan WebSelf-hosted
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Spec score 8.8 #2 of 23 in Website Audit software

Spec sheet

What it does
Alpha Crawler is a browser-based technical SEO crawler that audits site structure, metadata, links, schema, performance and AI-crawler access.Read 15 Oct 2026 · alphacrawler.org
Product
Alpha Crawler is a technical SEO crawler that audits site structure, metadata, schema markup, AI search visibility, and site performance.Read 12 Oct 2026 · alphacrawler.org
Intended users
The maker describes the product as free for website owners and offers custom plans for SEO agencies and large enterprises auditing multiple sites.Read 12 Oct 2026 · alphacrawler.org
Free plan
YesRead 21 Sep 2026 · alphacrawler.org
Privacy
The documentation says the Gemini key is stored locally and that no hidden telemetry or third-party tracking scripts are embedded when the tool is exported to a static or Node.js host.Read 12 Oct 2026 · alphacrawler.org
Support
The site publishes [email protected] and says typical replies arrive within one to two business days.Read 15 Oct 2026 · alphacrawler.org
Agency features
The custom agency plan offers extended crawl limits, scheduled monitoring, multi-client workflows, client-ready reports, AI insights, and priority support.Read 12 Oct 2026 · alphacrawler.org
AI crawler visibility
Robots.txt rules are evaluated for ChatGPT-User, OAI-SearchBot, Googlebot and Google-Extended.Read 15 Oct 2026 · alphacrawler.org
AI provider connections
The audit interface documents connections for OpenAI, Gemini, Claude and OpenAI-compatible APIs using a model ID and API key.Read 15 Oct 2026 · alphacrawler.org
AI summaries
AI summaries and an SEO chat assistant can be enabled with a user-supplied Gemini key stored locally in the browser.Read 15 Oct 2026 · alphacrawler.org
Asset analysis
Scripts, stylesheets, images and other assets are inventoried with HTTP status codes and broken-resource filtering.Read 15 Oct 2026 · alphacrawler.org
Company size
The official pages describe a team but do not state a headcount, legal entity name, funding amount or headquarters address.Read 15 Oct 2026 · alphacrawler.org
Crawl capacity
The free service crawls up to 10,000 pages per audit.Read 15 Oct 2026 · alphacrawler.org
Crawl controls
Users can set page limits from 10 to 10,000, crawl depth from 1 to 10, subdomain scope, path restrictions and sitemap inputs.Read 15 Oct 2026 · alphacrawler.org
Crawl limits
The free crawler supports up to 10,000 pages per audit and configurable crawl depth from 1 to 10 levels.Read 12 Oct 2026 · alphacrawler.org
Diagnostics
Its issue log groups detected problems by impact, including duplicate titles, missing H1s, orphan pages, sitemap gaps, and render-blocking resources.Read 12 Oct 2026 · alphacrawler.org
Documentation depth
The resources guide covers setup, crawl configuration, report interpretation, diagnostics, schema analysis, integrations and exports.Read 15 Oct 2026 · alphacrawler.org
Exports
Reports can be exported as filtered CSV and XLSX files, and the audit page also describes PDF action-plan exports.Read 15 Oct 2026 · alphacrawler.org
Founder
Tharani identifies themself as Alpha Crawler's founder and says the tool was built from their SEO workflow.Read 15 Oct 2026 · tharaniseo.com
Founder experience
The founder reports more than five years of SEO experience and work with over 50 businesses.Read 15 Oct 2026 · tharaniseo.com
Founder location
The founder describes Bangalore as the primary business location and Coimbatore as their hometown in India.Read 15 Oct 2026 · tharaniseo.com
Founder technical skills
The founder lists HTML, CSS, JavaScript, React, Python, WordPress, Shopify and Webflow experience.Read 15 Oct 2026 · tharaniseo.com
Founder usage
The founder says every client site is run through Alpha Crawler before recommendations are made.Read 15 Oct 2026 · tharaniseo.com
Free-plan limit
The standard product stops at 10,000 pages per crawl; higher limits require the custom agency arrangement.Read 15 Oct 2026 · alphacrawler.org
Indexability checks
Checks include HTTP status codes, robots directives, X-Robots-Tag, canonical tags, sitemap inclusion, HTTPS and mixed content.Read 15 Oct 2026 · alphacrawler.org
JavaScript rendering
A rendering mode analyzes client-rendered React, Vue, Angular and Next.js sites alongside server-rendered sites.Read 15 Oct 2026 · alphacrawler.org
JavaScript sites
The crawler can audit JavaScript-rendered sites when JavaScript rendering is enabled in crawler configuration.Read 12 Oct 2026 · alphacrawler.org
Link analysis
Reports include inbound and outbound links, anchor text, link status codes, broken links, orphan pages and redirect chains.Read 15 Oct 2026 · alphacrawler.org
Looker Studio integration
Saved crawls can be exposed to Looker Studio through a read-only score and error key.Read 15 Oct 2026 · alphacrawler.org
Maker background
The About page says the team has more than five years of SEO experience; it does not state a founding date or headquarters.Read 12 Oct 2026 · alphacrawler.org
Metadata checks
The crawler checks title and description presence, length and duplication, heading structure, word count and text-to-HTML ratio.Read 15 Oct 2026 · alphacrawler.org
Performance analysis
Performance reporting covers Core Web Vitals-style metrics, response latency, render-blocking resources, unused JavaScript, payload size and long tasks.Read 15 Oct 2026 · alphacrawler.org
Privacy claim
Alpha Crawler says it embeds no tracking or telemetry and keeps supplied AI keys in the browser.Read 15 Oct 2026 · alphacrawler.org
Product launch timing
The founder's career timeline places Alpha Crawler's build and launch in June 2026.Read 15 Oct 2026 · tharaniseo.com
Robots.txt
The crawler respects robots.txt automatically during crawling.Read 12 Oct 2026 · alphacrawler.org
Scheduling
The agency offering adds weekly or monthly automated audits and keeps client histories separated.Read 15 Oct 2026 · alphacrawler.org
Schema validation
The product maps schema types across a site and validates JSON-LD entities property by property for each URL.Read 15 Oct 2026 · alphacrawler.org
Search Console integration
Google Search Console can add clicks, impressions and ranking data through an OAuth client connection.Read 15 Oct 2026 · alphacrawler.org
Signup requirement
A guest can run an audit without creating an account or providing a credit card.Read 15 Oct 2026 · alphacrawler.org
Site audit
YesRead 21 Sep 2026 · alphacrawler.org

Plans and prices

Free Free Up to 10,000 pages per crawl · configurable depth 1–10 · full reports and exports Read 12 Oct 2026 · alphacrawler.org
Free Free Free forever 10,000 pages per crawl · 150+ checks · CSV/XLSX exports · AI summaries Read 15 Oct 2026 · alphacrawler.org
Agency Plan Priced on request Custom pricing based on actual usage Above-10,000-page limits · scheduled monitoring · multi-client workflows · priority support and onboarding Read 15 Oct 2026 · alphacrawler.org

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