All‑in‑One SEO Tools (Single File)

Fast, privacy-friendly tools that run in your browser. Some advanced tools require external APIs; this theme includes ready UIs and integration hooks.

Toolbox

Word & Character Counter

Words: 0 Characters: 0 Sentences: 0 Paragraphs: 0

Case Converter

Remove Duplicate Lines

Keyword Density Analyzer

Meta Tag Generator + Preview

Preview: Title & description length guidance built‑in.

URL Encoder / Decoder

Base64 Encode / Decode

JSON Formatter & Validator

HTML / CSS / JS Minifier (simple)

Note: The JS minifier is naive (whitespace/comments). For production, use a proper bundler/minifier.

Image Compressor (Client‑side)

robots.txt Generator

Sitemap.xml Generator (URLs → XML)

Plagiarism Checker (API-ready UI)

This feature requires a server/API. The UI below is ready; plug your endpoint into checkPlagiarism().

Domain Authority / Page Authority (placeholder)

Grammar Checker (API-ready UI)