The unofficial Constant Contact Python SDK by Lambert Wang provides access campaign marketing features of the API with installation and documentation resources. Install with pip and visit the API documentation available at http://developer.constantcontact.com/docs/developer-guides/api-documentation-index.html
Venueseen, a visual marketing and social media management solutions company, has just announced the release of the Venueseen Campaigns API allowing developers access to a powerful Instagram driven marketing tool.
Email is one of the oldest mediums of communication on the Internet, and, for many companies, it's still one of the most important. Delivering email and tracking email campaigns reliably is crucial to success for countless businesses today.