Skiff Mail is a privacy-first, end-to-end encrypted, and open-source email app. Skiff Mail functions closely with Skiff Pages, which allows users to collaborate and share workspaces with end-to-end encryption and decentralization.

Use Growbots to fully automate your outbound sales process. Prospecting and outreach in one place. We integrate with Salesforce and HubSpot.

Bullmailer is an email marketing software designed specifically for freelancing professionals and small businesses.

Mailshake helps people have more conversations, qualify more leads, and close more deals than ever before.

Polymail is the email platform for teams. By combining email with real time collaboration and integrating it with your team's other tools, Polymail allows everyone to work together seamlessly, move faster, and be more productive.

Clearbit provides powerful products and data APIs to help your business grow. Contact enrichment, lead generation, financial compliance, and more...

The only email marketing service with built-in email validation & automatic list cleaner. Stop paying for broken emails and built relationships with real people.

Email, group chat and tasks for productive teams. One app for all your internal and external communication. Work management at its best. Try it free!

Voila Norbert is great for getting the email addresses you need.

Trumail is a fast and accurate email address verification API written entirely in Go. It was built with the intention of providing software engineers and businesses with a simple and easy to use solution to bounced emails.

Quokka shows retargeted messages to those who ignored your email, so they never miss something important from you.

Mailmodo is an email marketing tool, powered by AMP Emails, enabling users to create & send app-like interactive emails to improve conversions. As interactions happen inside the email, users can take action seamlessly within the email.

Sigmail lets you personalize your sales and marketing messages using AI which increases response rates, helps you generate more leads and stay out of the spam folder.