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Avenzo Free Tools

Website, development, SEO, AI search and growth tools built to give you useful answers.

Run development diagnostics, check broken links and tech stacks, validate SEO and AI-search foundations, improve conversion and plan growth. Priority diagnostics use real public-site data and clearly state where a free sample ends.

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27+free tools in one library
Priority diagnostics10-page samples + PDF lead reports
Browser utilitiesFast generators, planners and checkers
No fake metricsUnavailable data is labeled, not invented
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Priority tools for the highest-value problems.

These are the tools Avenzo should surface most prominently because they solve urgent technical, visibility and conversion problems.

Popular

Website Grader

10-page website health audit across SEO, technical, mobile, accessibility, security, conversion and AI readiness.

Open tool → AI Search

AI Search Readiness Checker

10-page GEO audit for crawler access, entities, schema, answerability, evidence and site architecture.

Open tool → Technical SEO

XML Sitemap Health Checker

Find sitemap redirects, errors, noindex URLs and canonical conflicts.

Open tool → Technical SEO

Canonical Conflict Checker

Audit canonical targets, missing tags, redirects and consolidation conflicts.

Open tool → Conversion

Landing Page CRO Analyzer

Score conversion readiness across CTAs, forms, proof, trust and offer clarity.

Open tool →

Development Tools

Developer diagnostics and browser utilities for tech stacks, QA, WordPress, assets and code workflows.

Development

Website Tech Stack Detector

Detect public WordPress, Elementor, WooCommerce, Shopify, Webflow, Next.js, React, analytics, CDN and server signals.

Open tool → QA

Broken Link Checker

Sample site pages and check internal destinations for redirects, 404s and server errors.

Open tool → Performance

Page Weight & Asset Analyzer

Inspect HTML size, scripts, stylesheets, images and front-end asset references.

Open tool → WordPress

WordPress Theme & Plugin Detector

Detect WordPress plus publicly exposed theme and plugin slugs without guessing hidden software.

Open tool → Developer Utility

JSON Formatter & Validator

Validate, pretty-print and minify JSON entirely in your browser.

Open tool → Developer Utility

HTML CSS JavaScript Minifier

Minify HTML, CSS and JavaScript locally in the browser for development workflows.

Open tool →

SEO & Indexing

Technical SEO, metadata, crawling and internal-link tools.

On-Page SEO

Internal Link Opportunity Finder

Find topically related pages that do not currently link to each other.

Open tool → Technical SEO

HTTP Status & Redirect Checker

Trace status codes and redirect behavior.

Open tool → Indexing

Free URL Indexing Tool

Indexing workflow and URL submission support.

Open tool → Metadata

Meta Tag Generator & SERP Preview

Draft titles and descriptions and preview search appearance.

Open tool → Schema

Schema Markup Generator

Build JSON-LD for common page types.

Open tool → Crawling

Robots.txt Generator

Create conservative crawl rules and sitemap references.

Open tool →

AI Search / GEO

Tools for AI crawler access, structured entity signals and emerging GEO workflows.

Emerging GEO

LLMs.txt Checker & Validator

Validate llms.txt, linked URLs and AI crawler access.

Open tool →

Performance & Security

Speed, accessibility, browser security and asset-quality tools.

Performance

Core Web Vitals & PageSpeed Checker

Request real PageSpeed/Lighthouse data when available and show honest fallback diagnostics.

Open tool → Security

Security Headers Checker

Check HSTS, CSP, framing, MIME, referrer and permissions policies.

Open tool → Accessibility

WCAG Color Contrast Checker

Test foreground/background contrast against WCAG thresholds.

Open tool → Images

Image to WebP Converter

Convert images to modern WebP format in the browser.

Open tool → Branding

Favicon Generator

Generate practical favicon assets from an image.

Open tool →

Conversion & Planning

Conversion, campaign measurement and website planning utilities.

ROI

SEO ROI Calculator

Model organic traffic growth, leads, revenue, SEO cost and scenario ROI.

Open tool → Marketing

UTM Builder

Create consistent tagged campaign URLs.

Open tool → Planning

Website Project Scope Planner

Turn requirements into a structured project brief.

Open tool → QA

Website Launch Checklist

Work through launch, QA and post-launch checks before publishing.

Open tool →
Need More Than a Free Tool?

Turn the findings into a detailed audit and implementation plan.

Avenzo can crawl the full site, validate the issue in context and implement the work across development, SEO, GEO, performance and conversion.

Book a Consultation →

Five more practical utilities

Build, Track and Test With Free Website Tools

Use these focused tools for structured data, campaign tracking, redirects, image performance and brand implementation. No account is required.

Schema Markup Generator

Create JSON-LD for five common website entities.

Open tool →
UTM Builder

Build consistent campaign URLs without losing existing parameters.

Open tool →
HTTP Status & Redirect Checker

Trace response codes, redirect hops and the final URL.

Open tool →
Image to WebP Converter

Compress and resize website images locally in your browser.

Open tool →
Favicon Generator

Create a complete favicon and app-icon package from one image.

Open tool →