Developer Tools
Format and validate JSON payloads, decode Base64 strings, convert file styles.
Base64 Encoder / Decoder
Convert text or hex payloads to and from Base64 encoding standard directly in your browser.
Base64 Image Converter
Convert images to Base64 data strings for direct HTML/CSS embedding, or decode Base64 strings back to visual assets locally.
Text Case Converter
Convert text casing instantly between UPPERCASE, lowercase, Sentence case, Title Case, camelCase, snake_case, and more.
Color Palette Generator
Generate beautiful, harmonized color palettes from a seed color. View Hex, RGB, and HSL values with one-click copying.
Color Contrast Checker
Verify color readability matching WCAG 2.1 specifications. Calculate relative luminance ratios for normal text, large text, and UI icons locally.
Diff Checker & Text Compare
Compare two files, logs, or text paragraphs side-by-side. Spot insertions, deletions, and modifications instantly offline.
Fake Data Generator
Generate structured dummy developer data (names, emails, phone numbers, addresses) in JSON, CSV, or SQL formats.
Hash Generator
Generate cryptographic secure hash values (SHA-256, SHA-512, MD5) for any text input locally in your browser.
JSON Validator & Formatter
Debug, validate, and beautify your raw JSON code. Features precise syntax error pointing with line-by-line caretaker highlights.
JWT Decoder
Decode and inspect JSON Web Tokens (JWT) locally. View token headers, payload claims, and signatures instantly.
Lorem Ipsum & Mock Content Generator
Generate standard placeholder text, product reviews, and styled tweets for design mockups.
Secure Password Generator
Generate highly secure random passwords with customizable lengths and character sets. Estimate password entropy.
Regex Tester & Matcher
Test your Regular Expressions (Regex) in real time with syntax highlighting and match group details.
URL Slug Converter
Convert text into clean, URL-friendly slugs. Strips special characters, maps accents, and cleans spaces.
SVG Optimizer & Minifier
Minify vector graphics locally. Strip XML schemas, clean paths, remove editor namespace headers, and optimize decimal values to shrink file size.
Tailwind CSS Theme Builder
Design custom visual themes, adjust primary HSL parameters, check color readability, and apply custom skins to this utility site live.
Timestamp Converter
Convert Unix epoch timestamps to human-readable dates (UTC and Local) and vice-versa in real time.
UUID & ULID Generator
Generate cryptographically secure UUID v4 and timestamp-sortable ULID identifiers in bulk.