Transactional
For account, billing, support, and security sends where clarity matters more than decoration.
Production block
Receipt table for payments, invoices, and transaction summaries.
Use when finance-related emails need clear itemised totals.
Inside account, security, billing, support, or operational messages.
To reuse a production-tested email section without starting from a blank file.
Preview
Rendered production artefact for workflow review before handoff.

Treat the component as one production section inside a larger message system. It should support the send goal, survive handoff, and remain easy to review before compilation.
For account, billing, support, and security sends where clarity matters more than decoration.
These relationships help buyers understand the block as part of a send, not as an isolated catalogue item.
Keep the checks short and action-oriented. The goal is to help teams decide whether this block is ready to enter a workflow.
A production email usually needs a stack of blocks. These nearby sections are a sensible next choice when assembling a full send.
Compact invoice summary for billing notices, finance reminders, and accounts receivable workflows.
Account verification block for sign-up flows and email validation messages.
Compact alert callout for account notices, operational updates, and support messages.
Source stays below the preview and workflow context. Copy MJML when assembling a system, or compiled HTML when preparing ESP handoff. Template Hedgehog Pro includes the full offline archive for teams that need the complete system locally.
Block assembly: place this section inside the same <mj-body> as your other production blocks, then stack sections in send order.
Editable source
Section-only MJML for assembling an email from multiple reusable production blocks inside a shared project.
Formatting code preview...Compiled output
Component-only compiled markup for block-level inspection and HTML assembly workflows.
Formatting code preview...