All Tools
Browse our full collection of free, accurate online tools
JSON Formatter
Format, validate, and beautify JSON data with syntax highlighting. Detect errors with line numbers. Free onli…
Use Tool → 🔐Base64 Encoder/Decoder
Encode text to Base64 or decode Base64 to plain text. Supports UTF-8 and binary data. Essential for API and e…
Use Tool → 🎨CSS Minifier
Minify CSS by removing whitespace and comments. Reduce file size by 20-60% for faster page loading. Free CSS …
Use Tool → ⚡JavaScript Minifier
Minify JavaScript code to reduce file size. Remove whitespace, comments, and shorten variables. Free JS minif…
Use Tool → 🌐HTML Encoder/Decoder
Encode special characters to HTML entities or decode entities back to text. Prevent XSS attacks. Free HTML en…
Use Tool → 🔗URL Encoder/Decoder
Encode URLs to percent-encoding or decode percent-encoded URLs. Build valid URLs with special characters. Fre…
Use Tool → 🎨Color Code Converter
Convert between HEX, RGB, HSL, and CMYK color formats. Preview colors and copy values for CSS and design tool…
Use Tool → 📐Regex Tester
Test regex patterns against text in real-time. See matches highlighted and capture groups extracted. Free reg…
Use Tool → #️⃣Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hash values for any text. Verify data integrity with cryptographic hash…
Use Tool → 🏷️Meta Tag Generator
Fill in your page details and instantly generate SEO-ready title, description, and Open Graph meta tags — the…
Use Tool → 🔍SERP Snippet Preview
Preview exactly how your page title and meta description will appear in Google search results — with real pix…
Use Tool → 📊Keyword Density Analyzer
Paste any content to instantly see word counts, keyword frequency, and density percentages — helping you spot…
Use Tool → 🤖Robots.txt Generator
Generate a valid, customized robots.txt file instantly — control which bots can crawl which pages, set crawl …
Use Tool → 🔗Slug Generator
Paste any title and instantly get a clean, lowercase, hyphenated URL slug — stop words removed, accents strip…
Use Tool → 📱Open Graph Preview
Paste your Open Graph meta tags and instantly see how your link card will look on Facebook, LinkedIn, and Twi…
Use Tool → 🧩Schema Markup Generator
Generate valid JSON-LD structured data for Article, FAQ, Product, and LocalBusiness schema types — paste-read…
Use Tool → 📖Readability Score Checker
Paste any text and instantly get its Flesch Reading Ease score and Flesch-Kincaid Grade Level, so you can mat…
Use Tool → 🌍Hreflang Tag Builder
Generate properly formatted hreflang link tags for multilingual and multi-region websites, with automatic x-d…
Use Tool → ⚓Canonical URL Tag Generator
Instantly generate a properly formatted rel=canonical link tag for any URL to eliminate duplicate content iss…
Use Tool → 🔢Word & Character Counter
Paste any text and instantly count words, characters, sentences, and estimated reading time — perfect for hit…
Use Tool → 🎯UTM Campaign URL Builder
Build clean, properly-encoded UTM URLs in seconds — just paste your destination URL, fill in your campaign pa…
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