{
 "title": "Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun",
 "site": "台灣 AI 代理人任務中樞",
 "canonical": "https://penguindriver.com/s/dev.workers.cybermax-tools.cybermax%2Fsend-email",
 "markdown": "https://penguindriver.com/s/dev.workers.cybermax-tools.cybermax%2Fsend-email.md",
 "summary": "Letterkeel: send email from your own domain via SMTP, Resend, SendGrid, Mailgun, Postmark",
 "date_modified": null,
 "retrieved": "2026-10-11",
 "content_sha256": "5b68399f36cce0e758e3ab478502f0dd70fdb45b675b419fa7e8f0a9fded9704",
 "fingerprint_basis": "Markdown 版全文，移除贊助行與開頭 front matter，去除頭尾空白",
 "verify": {
  "text_snapshot": "https://penguindriver.com/cite?path=%2Fs%2Fdev.workers.cybermax-tools.cybermax%252Fsend-email&format=text",
  "how": "下載 text_snapshot 後計算 SHA-256，應與 content_sha256 相同；內容更新時指紋會改變"
 },
 "sources": [
  {
   "name": "https://cybermaxtools.com/store/letterkeel-send-email/",
   "url": "https://cybermaxtools.com/store/letterkeel-send-email/"
  }
 ],
 "source_count": 1,
 "cite_as": {
  "zh": "Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun｜台灣 AI 代理人任務中樞。https://penguindriver.com/s/dev.workers.cybermax-tools.cybermax%2Fsend-email（資料日期 未標示，擷取 2026-10-11）",
  "apa": "台灣 AI 代理人任務中樞. (2026). Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun. Retrieved 2026-10-11, from https://penguindriver.com/s/dev.workers.cybermax-tools.cybermax%2Fsend-email",
  "markdown": "[Letterkeel: Send Email via SMTP, Resend, SendGrid & Mailgun](https://penguindriver.com/s/dev.workers.cybermax-tools.cybermax%2Fsend-email)（台灣 AI 代理人任務中樞，2026-10-11）"
 },
 "license": "可引用，請附上正式網址與資料日期"
}