Free Tools

Generate scannable QR codes for any URL.

Print a QR code that connects guests to your WiFi.

Decode a QR code image in your browser.

Generate a QR that opens a pre-filled SMS.

Generate a QR that opens an email draft.

Generate a QR that opens coordinates in maps.

Generate a QR that adds an event to a calendar.

Build campaign URLs with UTM parameters.

Turn any title into a clean URL slug.

Meta tags for social link previews.

Build Twitter/X Card meta tags.

JSON-LD structured data for rich search results.

Build a valid robots.txt file.

Generate an XML sitemap from a URL list.

Encode or decode URL percent-encoding.

Inspect a URL and see its components.

Build a URL with query parameters.

Remove tracking junk from any URL.

Format, validate, and minify JSON.

Encode or decode Base64. Text or files.

Decode JWT tokens in your browser.

Generate SHA-256, SHA-512, and more.

Generate v4 UUIDs in bulk.

Build and parse cron expressions.

Test regular expressions live.

Compare two texts side by side.

Cryptographically random passwords.

Generate placeholder text.

Words, characters, and reading time.

camelCase, snake_case, kebab-case, and more.

Convert Markdown to HTML with live preview.

Convert an image to a Base64 data URL.

Pick colors, check WCAG contrast.

Generate favicon PNGs in every size.