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Blog

Technical SEO, GEO and audit guides.

Real SEO problems, practical examples, and fixes you can verify without turning every audit into a scavenger hunt.

12 guides

All guides

Search Toolbox Overview used to begin a five-minute on-page SEO checklist
On-page SEO10 min read

On-Page SEO Chrome Extension: a 5-Minute Live Page Checklist

A short protocol for checking blockers, page promise, headings, links, images, schema and rendered HTML, with a stop condition at every step.

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SSR versus CSR illustration with a complete HTML page and a page assembled by JavaScript
JavaScript SEO11 min read

SSR vs CSR for SEO: what Google sees and how to test rendered HTML

A framework-war-free guide to comparing source HTML, rendered DOM, and no-JS output, finding meaningful risks, and testing a live page with Search Toolbox.

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Illustration of a comparison between leading SEO Chrome extensions
Comparison10 min read

Best SEO Chrome Extension 2026: an alternative to Detailed SEO, SEOquake, Ahrefs and MozBar

A fair comparison of the SEO Chrome extensions people still reach for, with a focus on the real question: which one actually helps you audit, capture, and fix a modern page.

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Illustration of an international hreflang and return-link audit
International SEO9 min read

Hreflang Checker Chrome Extension: Find Return-Tag Errors Fast

Language codes, x-default, HTTP status, canonicals and reciprocity: verify the cluster before it serves the wrong page to the wrong market.

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Illustration of a redirect chain with a detected loop
Technical SEO8 min read

Redirect Checker Chrome Extension: Trace 301, 302 and Redirect Chains

Follow every hop, catch loops, and confirm the final page is the destination your migration spreadsheet promised.

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Illustration of an image SEO and alternative-text audit
Image SEO8 min read

Image Alt Text Checker Chrome Extension: Audit Image SEO on Any Page

Missing alt, decorative images, oversized assets and heavy formats: fix the template instead of opening 84 image elements by hand.

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Illustration of an AI agent reading data from a live webpage
AI SEO Agent8 min read

Free AI SEO/GEO Agent into a Chrome Extension — Search Toolbox

See how Pixly reads the live page, connects signals from 60+ audits, and turns SEO/GEO issues into concrete next actions.

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Real Headings screenshot used during the semantic audit
Semantic SEO8 min read

A small semantic SEO audit: check whether a page says the right thing

Intent, page promise, headings, internal links and entities: improve meaning before collecting related keywords.

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Real Overview screenshot used during the technical SEO audit
Technical SEO9 min read

A technical SEO audit in the right order, without drowning in jargon

HTTP, robots, canonical, redirects, hreflang, schema and finally rendered DOM, ordered by impact.

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Illustration of a complete technical SEO audit in the browser
Technical audit5 min read

How to audit a page step by step with Search Toolbox

The starting path: open a page and move tab by tab through Overview, rendered DOM, headings, links, images, schema, hreflang, redirects and prioritization.

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Illustration of content being connected and cited by an AI answer engine
GEO / AI7 min read

How to optimize your visibility in AI search engines and answer engines

How to become easier to cite in ChatGPT, Perplexity, Gemini, and AI Overviews. Expect practical advice on AI crawlers, llms.txt, structure, and answers that sound like actual answers.

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Illustration of Schema.org structured data with a missing property
Structured data6 min read

Schema.org: common errors and how to fix them with Search Toolbox

The JSON-LD mistakes that quietly cost you rich snippets, plus a faster way to spot and fix them before they keep haunting your SERP appearance.

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Coming next

ComparisonSoon

Search Toolbox vs. alternatives: a decision guide for SEOs

Topics covered

On-page audit

Step-by-step SEO diagnostics directly from the browser.

GEO / AI Search

Visibility in AI search engines, answer engines, and LLMs.

Structured data

Schema.org, JSON-LD, microdata, and missing properties.

International SEO

Hreflang, URL variants, local coverage, and multilingual markup.