A home for the toolsyou actually use.

Format, validate, and minify JSON instantly in your browser. Nothing you paste is ever sent to a server.

Encode text to Base64 or decode Base64 back to text, instantly in your browser. Nothing you paste is ever sent to a server.

Test regular expressions against sample text with live match highlighting, right in your browser. Nothing you type is ever sent to a server.

Percent-encode text for safe use in URLs, or decode a percent-encoded URL back to readable text, instantly in your browser.

Convert a Unix timestamp to a readable date, or a date string to a Unix timestamp, instantly in your browser.

Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text, instantly in your browser.

Decode a JSON Web Token's header, payload, and signature instantly in your browser. No verification, nothing sent to a server.

Generate cryptographically random passwords with a configurable length and character set, entirely in your browser.

Generate RFC 4122 version 4 (random) UUIDs in bulk, instantly in your browser, with optional uppercase and no-hyphen formatting.

Decode a cron expression into a plain-English schedule and see its next run times, instantly in your browser.

Generate a scannable QR code from any text or URL, entirely in your browser, and download it as a PNG.

Compare two blocks of text side by side with line-level diff highlighting, entirely in your browser.

Format, minify, and validate SQL queries instantly in your browser. Nothing you paste is ever sent to a server.

Format, minify, and validate CSS instantly in your browser. Nothing you paste is ever sent to a server.

Design CSS linear/radial gradients and box-shadows with a live visual preview, then copy the generated CSS. Everything runs in your browser.

Count words, characters, sentences, and paragraphs, and get an estimated reading time — instantly in your browser.

Convert text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, and kebab-case — instantly in your browser.

Compare two blocks of text side by side and see exactly what was added, removed, or unchanged — instantly in your browser.

Count characters in your text, with or without spaces — instantly in your browser.

Count sentences in your text and see your average sentence length — instantly in your browser.

Estimate how long your text takes to read at any reading speed — instantly in your browser.

Convert any text or variable name into camelCase, PascalCase, snake_case, and kebab-case all at once — instantly in your browser.

Collapse repeated spaces and trim leading/trailing whitespace from your text — instantly in your browser.

Join lines back into flowing paragraphs by removing line breaks — with an option to keep paragraph spacing intact. Runs entirely in your browser.

Remove duplicate lines from a list while keeping the first occurrence and original order — instantly in your browser.

Strip blank lines out of your text, or collapse runs of them down to one — instantly in your browser.

Find and replace text across a block of text, with case-sensitive, whole-word, and regex matching — instantly in your browser.

Sort the lines of a list alphabetically, by length, or randomly — instantly in your browser.

Convert a list of lines into a comma-separated list, or split a comma-separated list back into lines — instantly in your browser.

Check your text's Flesch Reading Ease and Flesch-Kincaid Grade Level — instantly in your browser.

Generate placeholder lorem ipsum text by paragraphs, sentences, or words — instantly in your browser.

Turn any text into a clean, URL-safe slug — instantly in your browser.

Pull every email address and URL out of a block of text — instantly in your browser.