All Tools

Base Converter Real-time base 2/8/10/16/36 conversion, BigInt precision Code Snippets 20+ classic snippets, filter and copy in one click Color Converter Convert between HEX, RGB and HSL with live preview Cron Expression Parser Parse 5/6-field cron expressions and list the next 5 fire times HTTP Status Codes All 1xx-5xx codes with instant keyword filtering JSON Formatter Validate, beautify and minify JSON with clear error hints JSON to CSV Convert JSON to CSV and back with custom delimiters and headers JSON to Entity Class Generate C#, Java, Go and TypeScript classes from JSON instantly JSON to XML Convert JSON to XML and back with custom root, indent and attributes JSON YAML Converter Two-way JSON and YAML conversion with nested structure support JWT Decoder Decode JWT structure, claims and expiry Markdown to HTML Render Markdown to HTML live and copy the source instantly Regex Tester Live match highlighting with a built-in cheat sheet Text Diff Compare two texts line by line with LCS and copy the diff URL Parser Split URLs into parts with decoded query parameters UUID Generator Bulk v4 UUIDs with format options and one-click copy

ASCII Table Full 0-127 reference with search and lookup Base64 Encoder/Decoder Two-way Base64 encode/decode with UTF-8 support QR Code Generator Instant QR codes from text or URLs, downloadable URL Encoder/Decoder Escape/unescape URLs with two encoding modes

AES Encrypt/Decrypt AES encrypt/decrypt — keys stay in your browser MD5 Hash Instant 32/16-char MD5 digests from text Password Generator Strong passwords with custom sets, in bulk SHA-1 Hash Instant 40-char SHA-1 digests from text SHA-2 Hash Instant SHA-224/256/384/512 digests SHA-3 Hash Latest-gen SHA-3 digests in four sizes

Case Converter Convert camelCase, snake_case, kebab-case and more Character Splitter Split text and inspect Unicode code points Simplified/Traditional Chinese Converter Convert between Simplified and Traditional Chinese with TW/HK variants Chinese to Pinyin Convert Chinese characters to Pinyin with tone options Remove Spaces Strip spaces, blank lines and breaks, full-width too RMB Amount to Uppercase Chinese Convert RMB amounts to uppercase Chinese financial notation Word Counter Real-time characters, words, lines and paragraphs

Base64 to Image Paste code to preview and download Favicon Generator One-click multi-size PNG favicon set HEIC Converter Convert HEIC photos to JPG/PNG locally ID Photo Maker Crop and lay out 1/2-inch ID photos Image Compressor Shrink images by quality and max width Image Converter Convert PNG, JPEG and WebP in the browser Image Resizer Resize by pixels or percentage with ratio lock Image to Base64 Drop an image, get Base64 and Data URI PDF Merge and Split Merge PDFs or split by page and range Video Player Play local files or streams in the browser

Date Formatter Formats, date diff, countdown and lunar in one place Solar Lunar Converter Two-way solar and lunar conversion with ganzhi and zodiac Timestamp Converter Sec/ms, 11 timezones, batch conversion

BMI Calculator Enter weight and height to get the BMI value Unit Converter Convert across 8 common unit categories