41 in APIs and services, A to Z. The best-known ones are listed on APIs and services.
- AGPC Domain Check Check a domain's SPF, DKIM, DMARC and MX with a graded shareable report
- Atomic Mail Email for AI agents: programmatic inbox creation and send/receive over JMAP
- B2B Email & Domain Scorer Email verification: MX, disposable/free/role detection, typo fix and a keep/fix/drop action
- Best Temp Mail Disposable inboxes for automated email testing, with OTP extraction
- Cloudmersive Validate Validate email addresses, phone numbers, VAT numbers and domain names
- ContactLint Validate email syntax, MX, disposable and role addresses with typo suggestions, plus phone numbers
- Disban Classify email domains as disposable, free, alias, testing or parked to block fake signups
- Disify Validate and detect disposable and temporary email addresses
- DropMail GraphQL API for creating and managing ephemeral e-mail inboxes
- Email Spam Tester Send a test message and get a spam score, 41 checks with RFC citations and a fix plan
- Email Validation Validate email addresses for deliverability and spam
- Email Validator by LifeStep Validate email syntax and MX, detect disposable/role addresses, suggest typo fixes
- EmailJS Send emails directly from client-side JavaScript without a backend server
- EVA Validate email addresses
- Guerrilla Mail Disposable temporary Email addresses
-
ImprovMX API for free email forwarding service
- inboxsink Disposable inboxes for end-to-end tests that wait for the email and extract OTP codes
- 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
- MailChannels Send transactional email over HTTPS with official JavaScript, Python and PHP SDKs
- MailCheck.ai Prevent users to sign up with temporary email addresses
- mailfloss Stop spam signups: block disposable and invalid emails and suggest typo fixes. 500 free a month
- Mailfornet Disposable inboxes for end-to-end signup tests, with long-polling and HMAC-signed webhooks
- MailRambo Verify email deliverability with a strict yes/no, disposable and catch-all detection
- MailSenpai DNS Check Check a domain's SPF, DKIM, DMARC and MX records and get what to fix, with the values to publish
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Mailtrap Email API and SMTP for sending transactional and bulk emails, with email testing sandbox for safe development
- Nitrosend Send marketing and transactional email; manage contacts, segments and flows
- PostStack EU-hosted email API for transactional and marketing email, with contacts, broadcasts, and analytics
- RankFabrik Verify Validate email addresses for deliverability, syntax and disposable detection
- Sendinblue A service that provides solutions relating to marketing and/or transactional email and/or SMS
- SendRaven Email for AI agents: send email, receive replies as threads, with per-key send limits and approvals
- SMTPfast Send transactional email, manage contacts and broadcasts, free 3,000 emails/month
- TempMailGrab Disposable inboxes for email testing with OTP extraction and webhooks
- uchecker Bulk email verification with full SMTP server responses
- Verifier Verifies that a given email is real
- Vetto Check email domains in bulk for disposable providers and dead domains, no key needed
- Xeramail Temp Mail Temp email address REST API for privacy, testing, automation with OTP extraction
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