Cloudmersive Validate
Validate email addresses, phone numbers, VAT numbers and domain names
Disify
Validate and detect disposable and temporary email addresses
DropMail
GraphQL API for creating and managing ephemeral e-mail inboxes
Email Validation
Validate email addresses for deliverability and spam
EmailJS
Send emails directly from client-side JavaScript without a backend server
Guerrilla Mail
Disposable temporary Email addresses
ImprovMX
API for free email forwarding service
Kickbox
Email verification API
Kiprio Email Validate
Free email validation: MX check, disposable detection, syntax
mail.gw
10 Minute Mail
mail.tm
Temporary Email Service
mailboxlayer
Email address validation
MailboxValidator
Validate email address to improve deliverability
MailCheck.ai
Prevent users to sign up with temporary email addresses
Mailtrap
A service for the safe testing of emails sent from the development and staging environments
PostStack
EU-hosted email API for transactional and marketing email, with contacts, broadcasts, and analytics
Sendgrid
A cloud-based SMTP provider that allows you to send emails without having to maintain email servers
Sendinblue
A service that provides solutions relating to marketing and/or transactional email and/or SMS
Verifier
Verifies that a given email is real