Resend 是面向开发者的邮件发送 API，几行代码就能接入事务邮件、营销邮件和收件箱验证，支持自定义域名、React Email 组件化写邮件模板，免费额度 3000 封/月，是 Postmark/SendGrid 的现代替代。 🔗 GitHub Stars: 19.5k+ (react-email)
Resend is the modern email API for developers — send transactional and marketing email from your own domain with a few lines of code, React Email templates and 3k free emails/month. 🔗 GitHub Stars: 19.5k+ (react-email)