All Tools

Format, beautify, minify, and validate JSON data online. Instant error detection with line numbers.

Encode and decode Base64 strings online. Supports text and URL-safe Base64 encoding.

Convert colors between HEX, RGB, and HSL formats. Live preview with instant copy-to-clipboard.

Count words, characters, sentences, and paragraphs. Estimate reading time for any text.

Calculate compound interest with monthly contributions. See year-by-year growth breakdowns.

Generate CSS box-shadow values with a visual editor. Multiple layers, presets, and live preview.

Encode and decode URL strings online. Supports full URL and component encoding.

Decode JSON Web Tokens and inspect header, payload, and expiration. No server-side processing.

Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text. Uses the Web Crypto API.

Generate placeholder text by paragraphs, sentences, or words. Copy with one click.

Write Markdown and see a live HTML preview. Supports headers, lists, code blocks, links, and images.

Test regular expressions with live highlighting, match details, and capture group extraction.

Calculate monthly mortgage payments, total interest, and amortization schedule.

Create linear, radial, and conic CSS gradients with a visual editor. Presets and multi-stop support.