Find the right tool for the job.

Encode and decode Base64 text, including Unicode.

Create Laravel-compatible bcrypt password hashes.

Change text to uppercase, lowercase, title case, or sentence case.

Build a cron schedule and preview upcoming run times.

Convert a calendar date into common date formats.

Compare DNS answers from public resolvers and regional endpoints.

Check public DNS records for a domain.

Look up domain registration dates, registrar, and name servers through RDAP.

Inspect response headers and status from a public website.

Format, minify, and validate JSON data.

Validate JSON-LD syntax and inspect structured data objects.

Read a JWT header, payload, and expiry in your browser.

Create strong random passwords in your browser.

Calculate percentages, proportions, and percentage changes.

Generate a QR code from a URL or text.

Trace HTTP redirects to the final destination.

Check whether a URL is allowed by robots.txt for a crawler.

Turn any title into a clean URL slug.

Inspect a website certificate and its expiration date.

Calculate IPv4 network, broadcast, subnet mask, and usable host range.

Convert length, mass, temperature, area, volume, and data units.

Encode or decode URL components in your browser.

Generate random version 4 UUIDs.

Check the HTTP response of a public website.

Count words, characters, sentences, and paragraphs as you type.