Email Tools

Free utilities for the people who write, design, and send email, from formatting HTML templates to encoding inline attachments to drafting copy with AI.

11 tools

All Email Tools

<>↑HTML FormatterNEW

Format and beautify HTML code with proper indentation and structure.

<>↓HTML MinifierNEW

Minify HTML by removing whitespace, comments, and unnecessary attributes.

M→HMarkdown to HTMLNEW

Convert Markdown to clean HTML. Supports GitHub-Flavored Markdown with tables, code blocks, and task lists.

B64Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 strings instantly.

▣QR Code GeneratorNEW

Generate QR codes from text or URLs with custom size and download as PNG.

%20URL Encoder / Decoder

Encode or decode URL components for safe use in web addresses.

🔗URL ParserNEW

Parse any URL into its components: protocol, host, path, query, and fragment.

🏷️Meta Tag GeneratorNEW

Generate HTML meta tags for SEO, Open Graph, and Twitter Cards.

/.*/Regex Tester

Test and debug regular expressions with live highlighting, replace mode, and a pattern library.

AaColor Contrast Checker

Check WCAG color contrast ratios for AA and AAA accessibility compliance.

🔄Color Format ConverterNEW

Convert colors between HEX, RGB, HSL, and other formats instantly.

Going Deeper

Supercharged Email

Sending real email? Audit your deliverability.

SPF, DKIM, DMARC, sender reputation. Get it all checked and fixed so your messages actually land.

Beautiful Inbox

Designing email? See it render in every inbox.

Preview HTML email across Gmail, Outlook, Apple Mail, and mobile clients before you hit send.