Free Online Converters & Tools
Convert between formats, encode, decode, and transform data — all in your browser. Choose a conversion below.
JSON to CSV Converter
JSON Formatter & Validator
Convert JSON to XML Transform JSON data to well-formed XML with our free online converter. Instant results, no installation needed. Convert JSON to YAML Convert JSON to YAML format online for free. Perfect for Docker, Kubernetes, and CI/CD config files. Convert XML to JSON Convert XML documents to JSON objects online for free. Handles attributes, namespaces, and nested elements. Convert JSON to Text Convert JSON data to readable plain text with our free online tool. Ideal for logs, documentation, and reports. Convert JSON to HTML Table Turn JSON arrays into styled HTML tables instantly. Free online tool — no coding required. Minify JSON Minify and compress JSON by removing whitespace and formatting. Free online JSON minifier for smaller payloads.
Base64 Encode & Decode
Convert Text to Base64 Encode any text string to Base64 format online for free. Supports UTF-8 and special characters. Decode Base64 to Text Decode Base64 encoded strings back to readable text instantly. Free online Base64 decoder tool. Convert Base64 to Image Decode Base64 strings to preview and download images. Free online tool — supports PNG, JPG, GIF, and SVG. Convert File to Base64 Encode any file to Base64 string online. Free tool for PDFs, documents, fonts, and more — runs in your browser. Convert Base64 to Hex Decode Base64 strings to hexadecimal representation. Free online converter for developers and security researchers.
Image to Base64 Encoder
URL Encode & Decode
URL Encode Text Encode text for safe use in URLs and query strings. Free online URL encoder with full UTF-8 support. URL Decode to Text Decode percent-encoded URL strings back to readable text. Free online URL decoder — handles UTF-8. Encode URL Parameters Build properly encoded URL query strings from key-value pairs. Free online query string builder tool. Decode Query String Parse and decode URL query strings into readable key-value pairs. Free online query string decoder.
Hash Generator
Generate MD5 Hash Generate MD5 hash values from any text string instantly. Free online MD5 generator — no data sent to servers. Generate SHA-256 Hash Create SHA-256 hashes from text online for free. Industry-standard 256-bit hash for security and integrity checks. Generate SHA-512 Hash Generate SHA-512 hashes from text strings. Free online tool producing 128-character hexadecimal digests. Generate SHA-1 Hash Generate SHA-1 hash values from text instantly. Free online tool — useful for Git commits and legacy systems. MD5 Checksum Generator Calculate MD5 checksums for files to verify downloads and data integrity. Free online tool, fully browser-based. SHA-256 Checksum Generator Generate SHA-256 checksums for files in your browser. Free online tool for secure file integrity verification.
Case Converter
Convert Text to camelCase Convert any text to camelCase for JavaScript variables and function names. Free online case converter tool. Convert Text to snake_case Convert text to snake_case for Python, Ruby, and database column names. Free online converter tool. Convert Text to kebab-case Convert text to kebab-case for CSS classes, URLs, and file names. Free online kebab-case converter. Convert Text to PascalCase Convert text to PascalCase for class names and component names. Free online case converter tool. Convert Uppercase to Lowercase Convert UPPERCASE text to lowercase instantly. Free online tool for fixing caps lock text and formatting. Convert Lowercase to Uppercase Convert lowercase text to UPPERCASE instantly. Free online tool for headings, constants, and emphasis.
Image Compressor
Compress PNG Images Compress PNG files by up to 80% while keeping transparency and quality. Free online PNG compressor tool. Compress JPEG Images Reduce JPEG file size while maintaining visual quality. Free online JPEG compressor with adjustable quality. Reduce Image File Size Reduce image file size online for free. Supports PNG, JPEG, and WebP — perfect for web optimization. Optimize Images for Web Optimize images for web performance and Core Web Vitals. Free online tool — compress for faster page loads. Optimize PNG Images Optimize PNG files with advanced compression. Free online tool preserving transparency and reducing file size. Reduce JPEG Quality Reduce JPEG quality level to shrink file size. Free online tool with live preview and quality slider.
CSS Gradient Generator
Convert CSS Gradient to Tailwind Convert CSS gradient code to Tailwind CSS utility classes. Free online tool for Tailwind developers. Create CSS Linear Gradient Create beautiful CSS linear gradients with a visual editor. Free online gradient generator with live preview. Create CSS Radial Gradient Design CSS radial gradients with a visual editor. Free online tool for creating circular gradient effects. Create CSS Conic Gradient Create CSS conic gradients for pie charts, color wheels, and rotational effects. Free online generator.
Color Picker & Converter
Convert HEX to RGB Convert HEX color codes to RGB values instantly. Free online color converter for designers and developers. Convert RGB to HEX Convert RGB color values to HEX codes for CSS and design. Free online RGB to HEX converter tool. Convert HEX to HSL Convert HEX color codes to HSL (Hue, Saturation, Lightness). Free online color conversion tool. Convert HSL to HEX Convert HSL color values to HEX codes for web development. Free online HSL to HEX converter. Convert RGB to HSL Convert RGB color values to HSL for easier color manipulation. Free online RGB to HSL converter. Convert HSL to RGB Convert HSL color values to RGB for programming and image editing. Free online HSL to RGB converter.
QR Code Generator
Convert URL to QR Code Generate QR codes from any URL instantly. Free online QR code generator — download as PNG or SVG. Convert Text to QR Code Encode any text message into a QR code for free. Generate scannable QR codes for notes, codes, and messages. Create WiFi QR Code Generate WiFi QR codes that connect phones automatically. Free online tool — guests scan to join your network. Create Email QR Code Generate QR codes that open a pre-filled email on scan. Free online tool for business cards and marketing.
Diff Checker
Compare Two Texts Compare two text blocks side by side and highlight differences. Free online diff checker tool. Compare Two Files Upload and compare two files to see every difference. Free online file diff tool with side-by-side view. Find Text Differences Spot every difference between two text versions with color-coded highlighting. Free online diff tool.
SQL Formatter
Format SQL Query Beautify SQL queries with proper indentation and keyword casing. Free online SQL formatter tool. Minify SQL Query Minify SQL queries by removing comments and extra whitespace. Free online SQL minifier for compact storage. Beautify SQL Beautify SQL with aligned columns, indented subqueries, and uppercase keywords. Free online SQL beautifier.
Regex Tester
Test Regex Pattern Test regular expressions with real-time match highlighting. Free online regex tester with explanation. Validate Regular Expression Check if your regex is valid and see detailed error messages. Free online regex validator tool. Convert Regex to JavaScript Generate ready-to-use JavaScript code from regex patterns. Free online tool with match, replace, and test examples.
Word Counter
Timestamp Converter
Convert Unix Timestamp to Date Convert Unix timestamps to readable dates and times. Free online epoch converter with timezone support. Convert Date to Unix Timestamp Convert any date and time to a Unix epoch timestamp. Free online tool with timezone-aware conversion. Convert Timestamp to ISO 8601 Convert Unix timestamps to ISO 8601 date format. Free online tool for standard datetime strings. Convert Epoch to Human-Readable Make epoch timestamps readable with formatted dates, relative times, and timezone conversion. Free online tool.