Developer Tools, Instantly

Count words, characters, sentences & paragraphs with readability score

Convert text between camelCase, snake_case, kebab-case & 10+ formats

Generate placeholder text — paragraphs, sentences, or words

Compare two texts & highlight differences side by side

URL encode, HTML entity encode/decode & more in a pipeline

Convert Markdown to HTML with live preview — GFM supported

Repeat, reverse, sort, deduplicate & manipulate text

Encode & decode HTML entities — named, numeric & hex formats

Format, validate & explore JSON with tree view & error highlighting

Test regex patterns with live highlighting & plain-English explanations

Generate UUID v4, v7 & ULID — bulk up to 1,000

Encode & decode Base64 — text, files & image preview

Decode JWTs — view header, payload & expiry status

Build cron expressions visually — see next 10 run times

Generate MD5, SHA-1, SHA-256, SHA-512 & HMAC hashes

Generate secure passwords with custom length & character sets

Generate QR codes for URLs, text, Wi-Fi & more — download as PNG/SVG

Convert JSON arrays to CSV with auto column detection & download

Convert JSON to YAML and back — preserves types & nesting

Format & beautify SQL queries with proper indentation & keyword styling

Calculate Unix file permissions — numeric & symbolic chmod notation

Convert HEX, RGB, HSL, CMYK with contrast checker & palette generator

Convert binary, octal, decimal & hex with step-by-step math

Convert Unix timestamps to dates & vice versa with timezone support

Convert length, weight, temperature & 12+ unit categories

Convert px to rem, em, vh, vw with visual size preview

Convert PNG, JPG, WebP & AVIF — 100% client-side, no upload

Create linear, radial & conic CSS gradients with live preview