$ XFree Tools
58 free privacy-first tools for developers and SEO professionals.
XFree JSON Formatter
Format, validate, and beautify JSON data with syntax highlighting.
XFree Regex Tester
Test and debug regular expressions with real-time matching and syntax highlighting.
XFree Base64 Encoder
Encode text or files to Base64 format instantly.
XFree Base64 Decoder
Decode Base64 to plain text instantly.
XFree URL Encoder
Encode text for safe URL inclusion with percent encoding.
XFree URL Decoder
Decode URL-encoded strings to plain text.
XFree Hash Generator
Generate SHA-256, SHA-512, MD5, and other cryptographic hash values.
XFree Password Generator
Generate secure random passwords with customizable length and character sets.
XFree UUID v4 Generator
Generate RFC 4122 compliant UUID v4 randomly.
XFree JWT Decoder
Decode and inspect JSON Web Tokens without verification.
XFree XML Sitemap Generator
Generate XML sitemaps for Google and Bing SEO.
XFree robots.txt Generator
Generate robots.txt files for search engine crawlers.
XFree Meta Tag Generator
Generate Open Graph, Twitter Card, and SEO meta tags.
XFree Cron Expression Generator
Generate and validate cron schedule expressions with human-readable descriptions.
XFree SQL Formatter
Format and beautify SQL queries with syntax highlighting.
XFree HTML Minifier
Compress HTML by removing whitespace and comments.
XFree CSS Minifier
Compress CSS by removing whitespace and comments.
XFree Word Counter
Count words, characters, sentences, and paragraphs instantly.
XFree URL Slug Generator
Convert text to URL-friendly slugs for SEO.
XFree QR Code Generator
Generate QR codes from text or URLs instantly.
XFree Email Validator
Validate email address format and syntax.
XFree JSON to CSV Converter
Convert JSON arrays to CSV format for Excel and Google Sheets.
XFree CSV to JSON Converter
Convert CSV data to JSON format.
XFree JSON Minifier
Compress JSON by removing whitespace and formatting for production.
XFree JSON Validator
Validate JSON syntax and check for errors with line numbers.
XFree JSON to YAML Converter
Convert JSON to YAML format for configuration files.
XFree YAML to JSON Converter
Convert YAML to JSON format for APIs and JavaScript.
XFree Regex Builder
Build regular expressions visually with common pattern templates.
XFree Regex Explainer
Explain regex patterns in plain English with component breakdown.
XFree SHA-256 Hash Generator
Generate SHA-256 cryptographic hash from any text.
XFree MD5 Hash Generator
Generate MD5 hash (for legacy compatibility and checksums).
XFree Cron Expression Parser
Parse and validate cron expressions with next execution times.
XFree JWT Encoder
Create unsigned or signed JWT tokens from header and payload.
XFree UTM Builder
Build UTM parameters for Google Analytics campaign tracking.
XFree Bulk URL Extractor
Extract URLs from raw text or HTML.
XFree JavaScript Minifier
Compress JavaScript by removing whitespace, comments, and optimization.
XFree YAML Validator
Validate YAML syntax and check for parsing errors.
XFree XML Validator
Validate XML syntax and check for well-formedness errors.
XFree TOML Validator
Validate TOML configuration file syntax.
XFree Text Diff Tool
Compare two texts and highlight differences line by line.
XFree Case Converter
Convert text between lowercase, UPPERCASE, Title Case, camelCase, snake_case, kebab-case.
XFree Markdown Editor
Write and preview Markdown with live rendering and HTML export.
XFree Markdown Table Generator
Create Markdown tables with visual editor and alignment options.
XFree Color Converter
Convert between HEX, RGB, HSL, HSV, and CMYK color formats.
XFree Color Palette Generator
Generate harmonious color palettes: complementary, analogous, triadic, and more.
XFree Barcode Generator
Generate Code 128, EAN-13, UPC-A, and other barcode formats.
XFree Random String Generator
Generate random strings with customizable length and character sets.
XFree Random Number Generator
Generate cryptographically secure random numbers in a range.
XFree Random Color Generator
Generate random colors in HEX, RGB, and HSL formats.
XFree Credit Card Validator
Validate credit card numbers using Luhn algorithm and detect card type.
XFree Phone Number Validator
Validate international phone numbers and show country information.
XFree URL Validator
Validate URL format, check components, and verify structure.
XFree IP Lookup
Look up IP address information including geolocation and ISP.
XFree DNS Lookup
Look up DNS records including A, MX, TXT, NS, and CNAME.
XFree WHOIS Lookup
Look up domain registration, expiry, and registrar information.
XFree HMAC Generator
Generate HMAC authentication codes with SHA-256, SHA-512, and MD5.
XFree HEX to RGB Converter
Convert HEX color codes to RGB and RGBA format.
XFree RGB to HEX Converter
Convert RGB and RGBA values to HEX color codes.