HTML Email Playbook
Generate bulletproof HTML email layouts that survive Outlook, Gmail, and Apple Mail using 19 rules and 6 component patterns.
Overview
HTML Email Playbook MCP is an MCP server for the Grow phase that encodes 19 cross-client HTML email rules and 6 components so agents write Outlook-, Gmail-, and Apple Mail-safe templates.
What is this MCP server?
- 19 rendering rules aimed at Outlook, Gmail, and Apple Mail parity
- 6 composable email layout patterns for agent-driven builds
- stdio via npx email-playbook-mcp v0.6.3 plus streamable-http remote at docs.osamahassouna.com
- Public HTML Email Playbook site linked for human reference alongside MCP tools
- 19 documented HTML email rendering rules
- 6 composable email component patterns
- Version 0.6.3 on npm as email-playbook-mcp
What problem does it solve?
Agent-generated email HTML looks fine in the browser but breaks in Outlook and major inboxes, wasting launch and lifecycle campaigns.
Who is it for?
Indie SaaS and ecommerce solos sending onboarding, newsletter, or promo email without a dedicated email engineer.
Skip if: Teams that only send plain-text mail or already standardize on a drag-and-drop ESP with no custom HTML.
What do I get? / Deliverables
After you add the server, agents apply the playbook rules and comps to produce client-tested-style HTML you can paste into your ESP.
- Playbook-aligned HTML email drafts
- Reusable layouts from 6 documented component patterns
- Fewer inbox rendering surprises in major clients
Recommended MCP Servers
Journey fit
Grow phase is where lifecycle and marketing email quality directly affects retention and conversions after you have something to ship. Content subphase fits templated email copy and HTML structure for campaigns, onboarding drips, and newsletters.
How it compares
Email rendering playbook MCP, not Mailchimp, Resend, or a deliverability monitoring product.
Common Questions / FAQ
Who is io.github.OsamaHassouna/email-playbook-mcp for?
Builders and marketers who need AI help writing HTML email that works in Outlook, Gmail, and Apple Mail.
When should I use io.github.OsamaHassouna/email-playbook-mcp?
During Grow content and lifecycle work when you create or refactor templates for campaigns and product emails.
How do I add io.github.OsamaHassouna/email-playbook-mcp to my agent?
Use npx email-playbook-mcp for stdio in MCP config, or register the remote streamable-http URL https://docs.osamahassouna.com/api/mcp per the registry entry.