# Mailchimp

Connect Authgear with Mailchimp

**Marketing**  
Create or Update a Contact when a User Authenticates  
[Visit Mailchimp](https://mailchimp.com/)

## More available integrations

- **Postmark**  
Use Postmark as your email service provider](/content/integrations/postmark/index.html)
- **Mailgun**  
Use Mailgun as your email service provider](/content/integrations/mailgun/index.html)
- **Salesforce**  
Create a new Salesforce Lead when a new user first sign up](/content/integrations/salesforce/index.html)
- **Telegram**  
Use Telegram-based OTP to verify logins](/content/integrations/telegram/index.html)
- **Slack**  
Get Notifications on Slack for Authgear events](/content/integrations/slack/index.html)
- **Plausible**  
Analyze Campaign ROI and Signup Conversion with Plausible](/content/integrations/plausible/index.html)