Constant Contact
Partner, reviewedChat.Preview.Send.
A connector: add it in the Claude app under Settings, Connectors; Claude Code signed in to the same account can use it too. There is nothing to install from a terminal.
Go from email idea to a polished, ready-to-send campaign with the Constant Contact app. Describe the email you want, and the Constant Contact app will generate the HTML and render a live preview. Not quite right? Give feedback in chat, make edits, and preview again until it's exactly what you want. When you're ready to send, connect or create a Constant Contact account to import your email and reach your audience.
From Anthropic's public plugin directory, read on 2026-10-15. Find a skill by task.