Check if an email address exists without sending any email, written in Rust. Comes with a ⚙️ HTTP backend.

Self-hosted email verification script to clean up bad invalid email address lists. Supports various commercial email verification provider APIs all in one script

A REST API to check for disposable and invalid emails

Javascript library for Email Validation API (free)

A Fast, Secure, Ready to use, Highly customizable email verifier API.

REST API to verify any email address for deliverability and get owner details like name and gender. Detects disposable emails, free providers, and invalid addresses in real time.

xCode helper framework to access Antideo's IP Health Check REST API easily

User Guide for using eeffortlessly validate email addresses with our open-source solution.

Check the availability of your email and gain AI-powered insights to improve customer engagement for cold email outreach.

SendBridge Email Validation API

Bulk email verification & bounce rate checker. Verify email lists, reduce bounces, clean CSV files. 9-point verification engine. Free tools + 5,000 free credits. Powered by Mailthentic.

Ruby client for EmailVerify.io API — validate email addresses, detect disposable emails, and improve deliverability.

Effortlessly validate email addresses with our open-source solution.

Official n8n node for EmailVerify.io — validate emails in workflows, detect disposable addresses, and improve deliverability with a fast API.

Open Source Disposable Email Detection

BillionVerify PHP SDK

Client Library for EmailDetective.io

Official JavaScript SDK for Syvel — disposable email detection

BillionVerify - Professional Email Verification Service

Official Go SDK for EmailVerify.io — validate emails, detect disposable addresses, and improve deliverability with a fast REST API.