Text & Code Utilities

Create QR codes for links, text, contact cards, and Wi-Fi details with downloadable output for print or digital use.

Free Unix timestamp to date converter - Convert epoch time to human-readable date and time instantly. Supports Unix timestamp, milliseconds, and seconds. Perfect for developers, system administrators, and data analysts. No installation needed, works offline.

Free date to Unix timestamp converter - Convert any date and time to epoch timestamp (Unix time). Supports multiple timezones and date formats. Essential tool for developers, programmers, and database administrators. Instant conversion, 100% accurate.

Free Base64 encoder and decoder online - Encode text to Base64 or decode Base64 to text instantly. Supports images, strings, and binary data. Perfect for developers, API testing, and data encoding. Fast, secure, and works completely offline in your browser.

Free text case converter online - Convert text to uppercase, lowercase, sentence case, title case, camelCase, PascalCase, snake_case, kebab-case, and more. Transform text formatting instantly. Perfect for coding, writing, and text formatting. No limits, completely free.

Free UUID generator online - Generate unique UUIDs (Universally Unique Identifiers) v4 instantly. Create random UUIDs for databases, APIs, and unique identifiers. Perfect for developers, programmers, and system designers. Cryptographically secure, RFC 4122 compliant.

Free online color picker and converter - Pick colors from images, convert between HEX, RGB, HSL, HSV, CMYK formats. Extract color palettes, get color codes, and find complementary colors. Perfect for web design, graphic design, and developers. Professional color tool, 100% free.

Free URL encoder and decoder online - Encode URLs to percent-encoded format or decode URL-encoded strings instantly. Perfect for web development, API testing, and URL manipulation. Supports special characters, spaces, and international characters. Fast and secure.

Count words, characters, sentences, and reading time instantly for writing, publishing, and content limits.

Free SHA256 hash generator online - Generate SHA-256 cryptographic hash from any text or file instantly. Secure one-way encryption, perfect for passwords, data integrity, and security. Used by Bitcoin, SSL certificates, and secure systems. Fast, reliable, and completely free.

Format and validate JSON for easier debugging, API testing, and configuration review.

Free HTML minifier online - Minify HTML code by removing whitespace, comments, and unnecessary characters. Reduce file size by up to 70% for faster page loads. Perfect for web developers, SEO optimization, and performance improvement. Instant minification, no quality loss.

Free Lorem Ipsum generator online - Generate placeholder text for web design, typography, and layout testing. Customize word count, paragraphs, and text length. Perfect for designers, developers, and content creators. Multiple variations, instant generation, completely free.

Free character counter online - Count characters with and without spaces, words, lines, paragraphs, and reading time instantly. Perfect for Twitter, social media, essays, and content writing. Real-time counting, character limit alerts, detailed statistics. No registration needed.

Free MD5 hash generator online - Generate MD5 cryptographic hash from any text or file instantly. One-way encryption for data integrity, checksums, and verification. Perfect for developers, system administrators, and security. Fast, reliable, completely free hash tool.

Free duplicate line remover online - Remove duplicate lines from text while preserving order instantly. Perfect for cleaning data, removing duplicates from lists, and text processing. Case-sensitive and case-insensitive options. Fast processing, no file size limits, completely free.

Free text sorter online - Sort lines of text alphabetically (A-Z, Z-A) or numerically (ascending, descending) instantly. Perfect for organizing lists, data cleaning, and text processing. Remove duplicates option, case-sensitive sorting. Fast, reliable, completely free tool.

Free text diff checker online - Compare two texts and find differences instantly. Highlight additions, deletions, and changes with side-by-side comparison. Perfect for code reviews, document comparison, plagiarism detection, and text analysis. Fast, accurate, completely free diff tool.

Free text rephraser online - Rephrase and rewrite text in different ways while maintaining original meaning instantly. Perfect for content creation, academic writing, avoiding plagiarism, and improving readability. Multiple variations, instant results, completely free. No AI detection.

Free AI to human text converter online - Convert AI-written text to human-like writing instantly. Rewrite AI content to sound natural, avoid AI detection, and pass AI detection tests. Get human-likeness score, improve readability. Perfect for content creators, students, writers. 100% free.

Analyze text and estimate AI-likelihood as a review signal, with human judgment required for final decisions.

Free JWT decoder online - Decode and view JWT token payload, header, and signature information instantly. Perfect for developers, API testing, and debugging authentication tokens. JSON formatted output, validation, and token analysis. Fast, secure, completely free JWT tool.

Free URL slug generator online - Generate SEO-friendly URL slugs from text instantly. Convert titles to URL-safe slugs with proper formatting. Perfect for websites, blogs, and SEO optimization. Customizable separators, lowercase conversion, special character handling. Completely free tool.

Free random string generator online - Generate random strings for passwords, tokens, IDs, and unique identifiers instantly. Customizable length, character sets (letters, numbers, symbols), and patterns. Perfect for developers, security, and testing. Cryptographically secure, completely free.

Free CSV to JSON converter online - Convert CSV data to JSON format instantly. Perfect for data transformation, API integration, and programming. Supports headers, nested data, and large files. Fast conversion, error detection, completely free. No registration needed.

Free JSON to CSV converter online - Convert JSON data to CSV format instantly. Perfect for spreadsheet import, data analysis, and Excel compatibility. Supports nested JSON, arrays, and complex structures. Fast conversion, customizable output, completely free. No limits.

Free hex ASCII binary converter online - Convert between hexadecimal, ASCII text, and binary formats instantly. Perfect for debugging, encoding, data conversion, and programming. Supports all conversion directions, fast processing, completely free. Essential developer tool.