Free Open Source Email Validator API 2025 - Privacy-First Email Verification | No Storage
rapid-email-verifier.fly.dev
100% Free and open source email validation API for developers and startups. Zero data storage, GDPR compliant, real-time verification. Built to support the developer community.

You can do batches too via json. Very nice

  • ThetechloopOPEnglish
    1·
    1 day ago

    Validate up to 100 emails at once… if that don’t work try 50.