Browse Tools by Category

Format, validate, beautify, and parse raw data structures online. Our data formatting suite provides browser-native tools for JSON, XML, YAML, and CSV payloads with zero server uploads, keeping sensitive configuration files and API responses 100% private.

Encode and decode Base64, URLs, JWT tokens, and HTML entities securely in your browser. All encoding algorithms conform strictly to RFC standards (RFC 4648, RFC 3986, RFC 7519) and execute locally with zero network transmission.

Transform, clean, compare, and manipulate text strings safely. Includes case converters, duplicate line removers, diff checkers, and HTML entity handlers designed to streamline daily developer text processing workflows.

Write, test, and debug Regular Expressions in real time. Features live syntax highlighting, regex match groups, flag toggles, ReDoS performance protection, and an interactive regex cheat sheet.

Convert seamlessly between JSON, CSV, Excel, XML, SQL, and YAML file formats. Fast, client-side data transformers engineered for developers, data analysts, and software engineers with full schema validation.

Visually build, customize, and preview modern CSS layouts, shadows, gradients, and frosted glass (glassmorphism) components. Export clean, copy-ready CSS code and Tailwind CSS v4 utility classes.

Generate cryptographically secure public/private RSA key pairs, SHA-256/SHA-512 hashes, AES ciphers, and Version 4 UUIDs locally using the W3C Web Cryptography API (window.crypto.subtle).

Process image assets, compress images to exact kilobyte limits (50KB, 100KB, 200KB), generate multi-size favicon packages, and extract color palettes locally with zero image upload latency.

Analyze, generate, and audit web metadata, Open Graph cards, robots.txt, XML sitemaps, SERP previews, and HTML markup tag hierarchy to maximize search engine indexing and visibility.