Tools & Utilities

Encode and decode Base64 strings online. Convert text to Base64 and Base64 to text instantly.

Validate credit card numbers using Luhn algorithm. Identify card type and format card numbers. Free credit card validator tool.

Visual cron builder with human-readable descriptions. Validate cron expressions. Free cron expression generator tool.

Format, validate, and minify CSS code online. Free CSS formatter and validator tool.

Validate CSS code and check for errors and warnings. Free CSS validator tool.

Convert CSV files to JSON format and JSON to CSV. Support for custom delimiters and header rows. Free CSV to JSON converter tool.

Escape and unescape special characters in strings. Support for JavaScript, HTML, JSON, and URL escaping. Free escape/unescape tool.

Generate favicons from images. Multiple sizes (16x16, 32x32, etc.). Download as ICO or PNG. Free favicon generator tool.

Generate MD5 and SHA256 hashes from text online. Create checksums and verify data integrity.

Encode special characters to HTML entities and decode HTML entities to text. Support for named and numeric entities. Free HTML entity encoder and decoder tool.

Format, beautify, minify, and validate HTML code online. Improve readability and optimize HTML files.

Validate HTML code and check for errors. Free HTML validator tool.

Parse HTTP headers string. Format and beautify. Extract specific headers. Free HTTP headers parser tool.

IBAN verification online - Check valid IBAN, validate IBAN numbers, and verify international bank account numbers. Free online IBAN validator and checker tool.

Convert images to Base64 strings online. Upload images and get Base64 encoded strings. Support for PNG, JPG, GIF, and other image formats. Free image to Base64 converter tool.

Validate IP addresses (IPv4/IPv6) and calculate subnet information. Free IP address validator and subnet calculator tool.

Format, validate, and minify JavaScript code online. Free JavaScript formatter and validator tool.

Format, validate, and minify JSON data. Works with APIs, data structures, and configuration files.

Decode and inspect JSON Web Tokens (JWT). View header, payload, and signature. Check expiration and token validity.

Edit Markdown and preview HTML output. Convert Markdown to HTML and HTML to Markdown. Live preview and syntax highlighting.

Convert numbers between binary, hexadecimal, octal, and decimal number systems. Free online number base converter tool.

Generate strong, secure passwords with customizable length and character types. Perfect for creating secure accounts.

Test and debug regular expressions with real-time matching and highlighting. Validate patterns and extract matches.

Format and beautify SQL queries online. Support for multiple SQL dialects including MySQL, PostgreSQL, SQLite, and more. Free SQL formatter tool.

Compare two text files and highlight differences. Side-by-side or unified diff view with line, word, or character-level comparison.

Encode and decode URL strings online. Handle URLs, query parameters, and special characters.

Parse user agent strings. Browser, OS, device detection. Format output. Free user agent parser tool.

Generate UUIDs (Universally Unique Identifiers) v1 and v4. Validate UUID format and create unique identifiers.

Format, validate, and minify XML files online. Free XML formatter and validator tool.

Format, validate, and convert YAML files. Convert YAML to JSON and JSON to YAML. Free YAML formatter and validator tool.

Calculate your exact age in years, months, and days. Find out how many days until your next birthday. Free age calculator tool.

Generate various barcode types including Code128, EAN13, and more. Download as image (PNG/SVG). Free barcode generator tool.

Calculate compound interest and see how your money grows over time. Free compound interest calculator tool.

Calculate dates by adding or subtracting days, months, or years. Free date calculator tool for planning.

Calculate your GPA (Grade Point Average) from letter grades and credit hours. Free GPA calculator tool.

Calculate mortgage payments, total interest, and payment schedule. Free mortgage calculator tool.

Compress PDF files to reduce file size while maintaining quality. Free PDF compressor tool.

Merge multiple PDF files into one document. Combine PDFs in any order. Free PDF merger tool.

Split PDF files into multiple documents by page ranges. Extract specific pages from PDFs. Free PDF splitter tool.

Extract text from PDF files online. Convert PDF documents to plain text. Free PDF to text converter tool.

Calculate percentages, percentage increases/decreases, and percentage of numbers. Multiple calculation modes. Free percentage calculator tool.

Generate QR codes from text or URLs. Download as PNG images for easy sharing and printing.

QR decoder - Upload image and decode QR code instantly. Extract data from QR codes with our free QR code reader and decoder tool. Support multiple image formats.

Generate random numbers within a specified range. Customize minimum, maximum, count, and duplicate settings. Free random number generator tool.

Perform advanced mathematical calculations with scientific functions. Free scientific calculator tool.

Convert timestamp to date instantly. Free online tool to convert Unix timestamps to dates and dates to timestamps. Perfect for developers and data analysis.

Generate UUIDs (Universally Unique Identifiers) v1 and v4. Validate UUID format and create unique identifiers.

Convert text to ASCII art. Multiple font styles and customizable size. Free ASCII art generator tool.

Count character frequency in your text and see the distribution of each character. Free character frequency counter tool.

Generate Lorem Ipsum placeholder text in words, sentences, or paragraphs. Create dummy content for layouts and designs.

Translate text to Morse code and Morse code to text. Audio playback support. Free Morse code translator tool.

Analyze text readability using Flesch Reading Ease score. Free readability checker tool.

Convert text to URL-friendly slugs. Customizable separator and options. Free slug generator tool.

Calculate string length, character count, byte count, word count, and line count. Free online string length calculator tool.

Convert text between different case formats: lowercase, UPPERCASE, camelCase, PascalCase, snake_case, and more.

Get detailed statistics about your text including character count, word count, sentences, and more. Free text statistics tool.

Browser-based text-to-speech. Multiple voice options. Speed and pitch control. Free text to speech tool.

Count words, characters, sentences, paragraphs, and lines in your text. Free word counter tool for writers and content creators.

Visual border-radius generator with individual corner control. Preview and copy CSS. Free border radius generator tool.

Visual box-shadow generator with live preview. Copy CSS code. Multiple shadows support. Free box shadow generator tool.

Generate color palettes from base colors. Extract colors from images. Complementary and triadic colors. Free color palette generator tool.

Interactive color picker with HEX, RGB, and HSL conversion. Extract colors and convert between formats.

Create CSS gradients. Linear and radial gradients with color stops editor. Preview and copy CSS. Free gradient generator tool.

Compress images to reduce file size while maintaining quality. Free image compressor tool.

Crop images to remove unwanted areas or focus on specific regions. Free image cropper tool.

Convert images between different formats: PNG, JPEG, WebP, and more. Free image format converter tool.

Resize images to any dimensions. Maintain aspect ratio or set custom dimensions. Free image resizer tool.

Convert between different units of measurement including length, weight, temperature, volume, and time.

Pomodoro work interval generator - Create custom work and break intervals for productivity. Free online Pomodoro timer with adjustable work and break sessions.

Stopwatch with lap functionality and countdown timer. Multiple timers support. Free stopwatch and timer tool.

Calculate your Body Mass Index (BMI) with metric or imperial units. Get instant results with category explanations.