Klaviyo is the AI-first B2C CRM platform that helps you grow by integrating marketing, analytics, and customer service in one solution. Powered by unified data and built-in AI, it's faster and easier than ever to create personalized, lasting customer relationships.
Klaviyo unifies your customer profiles by capturing every event, and then lets you orchestrate your email marketing, SMS marketing, push notifications, WhatsApp, and RCS campaigns in one place. Built-in AI agents plan and launch campaigns, personalize every send, answer questions, and resolve issues. With real-time attribution and insights, you'll be able to make smarter, faster decisions that drive ROI.
Trusted by more than 170,000 businesses, Klaviyo can grow your business while keeping operations simple and customer relationships strong
Learn more
Direct Mail
Create and send professional and stylish email newsletters with Direct Mail. Designed for freelancers and and small and midsize businesses, this simple online marketing solution for Mac allows users to easily view campaign statistics on-the-go. Direct Mail features a suite of powerful email marketing tools that include an easy-to-use email template editor, advanced list management tools, mailing list sign up forms, and insightful campaign analytics reports.
Learn more
Constant Contact
We deliver for small businesses with powerful tools to simplify and amplify digital marketing. Whether it's driving sales, growing a customer base or engaging an audience, we help you build strong connections and generate powerful results.
- Grow your audience
Build your list fast with landing pages, social media lead ads, and more.
- Deepen customer relationships
Create professional emails, segment your list and automate your messages to drive more engagement and sales for your business.
- Simplify your social media
Create and manage social posts and ads to generate awareness, drive leads and promote growth, all from one place.
- Sync with the apps you're already using
Connect with digital tools you're already using to grow your business and sell more online, faster.
Learn more
Mailman
Mailman is free software for managing electronic mail discussion and e-newsletter lists. Mailman is integrated with the web, making it easy for users to manage their accounts and for list owners to administer their lists. Mailman supports built-in archiving, automatic bounce processing, content filtering, digest delivery, spam filters, and more. Mailman is free software, distributed under the GNU General Public License, and written in the Python programming language. We want to thank our generous list of financial donors whose contributions allowed us to send a core developer to PyCon 2015. See the Security page for important security-related information, and the help page for additional resources for users, list and site administrators, and developers.
Learn more