AnonMail
Send an anonymous email
You can use HTML tags and inline styles. & characters work fine.
Drop files here or browse
For inline images: set type to Inline and reference them in your body as <img src="cid:filename.jpg">. Attachment = sent as file.
Paste raw HTML. A live preview appears below as you type.
Spoofed addresses may be flagged if the target domain uses SPF or DMARC. A fake display name with no email is most reliable.