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OPENSRS API

Sell email, the fully integrated way

You have a great UI, why not leverage our API to seamlessly add email to your product offering?

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OpenSRS Email API: Mozilla Thunderbird, Gmail, Microsoft Outlook, Windows 10 Mail, Apple Mail
 

Effortlessly scale your business

password reset sent, increasing email storage, adding mailboxes, upgrade complete for your emails
 
  • Automate account provisioning, password resets, upgrades, and more, reducing manual effort and administrative workload.
  • Easily create additional mailboxes and increase storage sizes as you and your customers grow.
  • Rely on a powerful platform that supports millions of mailboxes and some of the world’s largest digital service providers.

Deliver domains and certificates your way

  • Customize each webmail interface instance and login page with a unique URL, logo, and colors.
  • Let customers manage their email, contacts, files, and calendars through an intuitive and mobile-friendly webmail experience.
  • Easily add email services to your existing products to create packages that better meet their needs.
your email inbox
 

Resources to simplify setup

The API: OpenSRS Hosted Email Developer Hub
 
  • Access comprehensive documentation with examples to help you speed up development and deployment.
  • Simplify API implementation with help from our knowledgeable support team, who’ll ensure you’re set up for success.

Who is the API for?

Ecommerce platforms

Give merchants a professional email address to match their domain, so every customer interaction reinforces their brand.

Business services providers

Round out your onboarding by giving clients a professional email address the moment their business is set up.

Software companies

Offer scalable and custom email addresses for lead generation and team collaboration.

Hosting companies

Complete your hosting packages with professional email. You can even let business customers brand and manage a unique email setup for their teams.

Why choose the OpenSRS API?

  • Empower customers to choose their own email address and manage their account settings
  • Efficiently manage bulk provisioning and storage upgrades to support growing teams and expanding customer bases
  • Customize each webmail login page and interface with your brand or your customers’
  • Support global customers by offering webmail in major languages including English, French, Spanish, German
  • Ensure your customers are protected against spam and viruses with built-in email filtering
Customize client email login page and interface
 

Questions? Let’s connect

Frequently asked questions

How do I get started with the API?

Getting started with OpenSRS is easy. You can sign up with us or book a demo to learn more.

Are there limits on the number of mailboxes I can provision?

Our email service is robust and ready to scale as your business grows. You can provision as many mailboxes as needed with a maximum of 100GB storage per mailbox.

What protocols does the API support?

The OpenSRS Email API is formatted as JSON data. End-users can connect to their hosted email mailbox servers via IMAP4, IMAP4S, POP3, and POP3S as well as SMTPS and SMTP.

Can I migrate my email to OpenSRS?

Yes, you can. We offer a detailed checklist to guide you through email migration. If you’re migrating over 5,000 mailboxes, we also provide dedicated migration assistance.

What happens if I encounter an issue during integration?

Our support team and comprehensive documentation are here to help. We also provide step-by-step examples to guide you through troubleshooting common integration challenges.

Optimize your email system with the OpenSRS Email API

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