108+ free tools · No signup · No API key

108+ Free SEO Tools
for Marketers & Webmasters

The complete SEO toolkit — meta tags, sitemaps, schema generators, keyword tools, technical analyzers and more. All tools work via PHP + cURL. No payment, no API keys.

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108+
Tools Available
🔒
100%
No Login Required
🌐
0
API Keys Needed
❤️
Free
Cost Forever
All Tools (108) Content & Text (16) Keyword Research (12) On-Page SEO (15) Technical SEO (15) URL & Links (10) HTML & Code (8) Schema Markup (8) Social & Sharing (6) Webmaster (8) Conversion & Misc (10)

HTML & Code

8 tools

HTML Encoder

Encode special characters into HTML entities.

HTML & Code

HTML Decoder

Decode HTML entities back to plain characters.

HTML & Code

HTML Minifier

Minify HTML by removing comments, whitespace, line breaks.

HTML & Code

CSS Minifier

Minify CSS by removing whitespace, comments.

HTML & Code

JS Minifier

Basic JavaScript minifier — strips comments and whitespace.

HTML & Code

HTML Tag Remover

Strip all HTML tags and get plain text.

HTML & Code

HTML Validator

Basic structural HTML validation — unclosed tags, missing attrs.

HTML & Code

HEX / RGB / HSL Converter

Convert colors between HEX, RGB and HSL formats.

HTML & Code

Why Choose Our SEO Tools?

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Privacy First

Most tools run on your server. URL-fetching tools use SSRF-protected cURL with private-IP blocking.

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No API Keys

Every tool works out of the box. No registration, no API keys, no third-party services.

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Free Forever

All 108+ tools are completely free with no rate limits or hidden costs.

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Server-Side Fetching

Tools that scan URLs use PHP cURL. No CORS issues, no browser restrictions, real results.

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Modern & Fast

Built with vanilla PHP + CSS. Responsive on every device, accessible, and lightning fast.

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Comprehensive

From content analysis to schema generators, keyword research to technical SEO — every task covered.