Email server guides
Understand how email moves, decide what to operate yourself, and find the walkthrough for your server or provider. Start with the fundamentals or open a project below.
This is an independent guide: its menu follows mail infrastructure rather than application workflows. MailKite integrations are documented only where they are available today.
Getting started
Understand mail infrastructure and choose the right category.
Introduction
Understand what mail servers do, how sending and receiving differ, and where hosted providers and MailKite fit.
Open-source mail servers
Compare the roles of open-source MTAs, mailbox suites, and delivery platforms before choosing a server to operate.
Enterprise mail services
Explore Microsoft Exchange mail servers, Amazon SES email delivery, and Gmail mailbox integrations, with three practical guides for each.
Email service providers
Compare managed sending and inbound services, understand what an ESP operates, and choose the integration your application needs.
Agent mail providers
Understand API-first inbox services for agents, evaluate permissions and event handling, and keep untrusted email from becoming instructions.
Open Source Mail Servers
Self-hosted servers and delivery platforms, organized by project.
Enterprise mail services
Mail servers, email providers, and mailbox solutions for organizational applications.
ESPs
Managed email delivery and receiving services.
Provider-specific walkthroughs are being prepared. Start with the category introductions above.
Agent Mail Providers
API-first inbox services for agents and automated workflows.
Provider-specific walkthroughs are being prepared. Start with the category introductions above.