Verified65% confidenceFactExact time
The IMAP protocol was proposed in 1986, allowing clients to directly manage emails on the server and supporting multi-device synchronization.
3
Sources
65%
Confidence
Long-term
Relevance
7/14/2026
First Seen
Sources
MailFlow开源邮件客户端：开发者参与指南与价值解析
Related Claims
UnverifiedIMAP is defined by RFC 3501 (2003) and POP3 by RFC 1939 (1996); IMAP treats the server as the authoritative mail store and synchronizes all operations.80% similarUnverifiedIMAP采用轮询模式，客户端定期主动查询服务器是否有新邮件，而Webhook采用推送模式由服务端主动发送HTTP POST请求74% similarUnverifiedFastmail's core technical team is one of the primary maintainers of the Cyrus IMAP open-source mail server.71% similarUnverifiedThe project natively supports IMAP and SMTP protocols and can be connected to email clients such as Thunderbird and Outlook.67% similarUnverified传统邮件协议IMAP采用轮询模式，Webhook采用推送模式，后者更契合事件驱动架构，尤其适合Serverless部署场景以降低运行成本64% similar
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