User guide
Introduction
Editor features
Clipboard
Custom JavaScript
ESPs
Keyboard shortcuts
Previews
HTML recap
Grids on mobile
Raw HTML
Revision history
Rich text editor
Send test emails
Webfonts
Team management
Invite colleagues
Manage roles
Other
Email client support
Avoid pitfalls
Serialized export/import
Troubleshooting
API
API
Webhooks
Avoid pitfalls
MailDeveloper does a lot to mitigate any rendering issues across email clients. Sometimes it seems like MailDeveloper causes a rendering issue, but it is actually an issue which can't be prevented without restricting common use cases.
# Placeholder URL "#" and Outlook
The hash sign "#" is a useful placeholder for links where an URL isn't yet defined. However, in some versions of Outlook any links with this href-value will be rendered incorrectly.
See this example of an incorrectly rendered button (Office 365):
The same button renders fine when it has a proper href-value set (still Office 365):
MailDeveloper is an advanced editor for HTML email templates.
Reduce email development time by hours now.
“I wish I could spend more time fixing email rendering issues.”
– No one, ever.