RacterMX

It is an API-first email hosting service with a user-friendly interface. It provides affordable scalability for small & large businesses using dedicated email servers without any per-user/per-domain limits. Furthermore, the powerful API enables you to meet your changing business requirements with ease.

Web2Phone is a lightweight form backend that sends website form submissions instantly to WhatsApp and email. Simple setup, spam protection, and real-time delivery.

An easy to use email app that saves you time and keeps your messages safe. Get your messages instantly via push notifications, read and respond online & offline, and find any message quickly.

It is an application that is used mainly to send and receive emails. It can also be used to manage various types of personal data including calendar appointments and similar entries, tasks, contacts, and notes.

It is a cross-platform mail client library built on top of MimeKit. The main goal of this project is to provide the .NET world with robust, fully featured and RFC-compliant SMTP, POP3, and IMAP client implementations.

As soon as a mailbox is connected, we create a metadata index of its content starting from the most recent emails which become available from the API within seconds. Context.IO takes care of synching email data for your app so you don't have to build, scale and maintain this infrastructure yourself. Focus on what's unique to your business, we'll manage the technical details of integrating with arcane email server protocols.

It is the world's largest secure email service, developed by CERN and MIT scientists. We are open source and protected by Swiss privacy law

It is not just another email client. They are rebuilding the inbox from the ground up to make you brilliant at what you do. Specifically designed it for those of you who want the best.

A full-featured email creation and transfer class for PHP. It is a class library for PHP that provides a collection of functions to build and send email messages. PHPMailer supports several ways of sending email: mail() , Sendmail, qmail & direct to SMTP servers.

It is an open source server and secured & fast customer software for messaging and collaboration. The software consists of both client and server components, and a desktop client. It also provides native two-way sync to many mobile devices.

It is a free feature-rich email service with unlimited mailbox size. It has two-factor authentication and login history to prevent hacking. It scans all incoming mail for both spam, phishing, and malware.

Work smarter with business-class email and calendaring. It helps you collaborate on your critical documents and gives you a focused inbox that prioritizes important messages and adapts to your work style.

It allows sending email directly from Javascript, with no backend development. The developers create one or more email templates (dynamic content supported) and then trigger an email using our Javascript SDK, specifying the template, and the dynamic parameters for rendering the email.

Email deserves a dust off. A renovation. Modernized for the way we email today. With HEY, we’ve done just that. It’s a redo, a rethink, a simplified, potent reintroduction of email. A fresh start, the way it should be.

It is a free, open source mail server solution for your favourite Linux/BSD. You can deploy an open source, fully fledged, full-featured mail server in several minutes, for free.

mailparser.io is a web-based email processing software which allows you to pull any kind of data from incoming e-mails based on custom parsing rules. The parsed data can be sent to any API with webhooks.

Gmail client built for OSX with Calendar and Gmail support to allow usage in the familiar Gmail environment.

It is the enterprise ready webhook service. It makes it easy for developers to send webhooks. Developers make one API call, and Svix takes care of deliverability, retries, security, and more.

It is a fast & secure webhooks service. It receives event data from an HTTP API and sends these event data to the configured endpoints. It is cloud-native so developers can deploy the container to wherever they host their applications.

It is a mail transfer agent server that provides ESMTP, IMAP, POP3, SMAP, webmail, and mailing list services with individual components. It is best known for its IMAP server component.

Is a reliable webhook middleware platform that accepts webhooks from any source and dispatches them to your endpoints with guaranteed delivery, rate limiting, and comprehensive monitoring. Built for 99.999% uptime.

Multichannel messaging SaaS to manage SMS, Email and RCS from a single interface. Supports transactional and marketing messaging, automation workflows, OTP authentication and API-based integrations.

Get US-IP Google & Microsoft Workspace accounts from $2.5. 95% inbox delivery. Works with SmartLead, Instantly, Lemlist, SalesForge, Warmy & more.

Sidemail is an all-in-one email delivery platform for startups that makes sending emails simple. It has everything for delivering and managing emails – email API, transactional emails, email marketing and automation, contact management, no-code email editor, email templates, subscribe forms, and more. Perfect for teams & developers that want reliable deliverability without the bloat. We're based in the EU and GDPR compliant.

Get form submissions on WhatsApp instantly.

It is the e-security platform that specializes in elegantly easy email encryption for privacy and compliance, impostor protection, and AI-infused services to prevent data leaks and human e-security errors.

It makes it easy to send webhooks from your service while ensuring robust deliverability and a great developer experience for your users.

It can parse emails which contain travel reservations and return those reservations in a structured format (JSON). We can extract travel itineraries from virtually any travel provider. We support thousands of email formats and we have a dedicated team of developers who constantly work on improving the API by adding new parsers to support new email formats.

It is a powerful open-source tool designed for Gmail and Gsuite users. It streamlines your email management, helping you achieve 'Inbox Zero' swiftly with features like email analytics, newsletter management, and AI assistance.

Track visual, text, and element changes on any web page. AI-powered filtering, multi-channel notifications, Chrome extension, and team workspaces. Free plan available.

Contact Form 7 to Any API allows WordPress users to send form submissions to any external API or CRM with precision and ease. The free version supports basic features such as single API endpoints, JSON payloads, headers, and logging. With the Pro version, you can configure multi-endpoint routing, conditional logic, nested JSON bodies, field mapping, custom headers per endpoint, and advanced response handling. Ideal for HubSpot, Mailchimp, ActiveCampaign, Zoho, and Pipedrive integrations. The optional OAuth 2.0 Add-On provides secure token handling and full authorization flows. Perfect for marketers, developers, and agencies seeking flexible, SaaS-free automation workflows.

SafeTemp.email lets you create free disposable temporary email addresses (temp mail) in seconds. Receive verification emails anonymously, block spam, and protect your real inbox. No signup required.

InboxKit automates your entire cold email infrastructure. Buy domains, provision Google Workspace and Microsoft 365 mailboxes, configure DNS, and export to 16+ sequencers — all from one dashboard. Scale from 10 to 10,000 mailboxes without the manual setup headache.

Get a free disposable email address with Temp Mailin. Instantly receive emails, block spam, and protect your privacy. No registration needed.

Hypermail is a cold email marketing solution. We handle all aspects of email marketing. Whether it is a self service account or if need us to manage the whole campaign. We offer an easy to use platform, with an API, and built for resellers/whitlelabel. In addition, we stay up to date with latest technologies, and offer built AI features to improve your campaigns. Secondary offerings include, email list verification, Smart Relay which allows you to connect multiple esps via SMTP to send your campaigns, B2B data, and last SMS/MMS for political campaigns.

Olic.io monitors your cron jobs and automations to prevent silent failures. It acts as a lightweight "Dead Man's Switch" that alerts you immediately if a task misses its expected heartbeat. Designed for fast-moving teams, it offers unlimited monitors and direct integrations with a wide range of channels including Slack, Discord, Email, PagerDuty and Telegram.

Is a cost-efficient unified messaging API for WhatsApp, SMS, and Email, designed to reduce CPaaS overhead.

Reduce bounce rates by up to 98% with our advanced email validation service. 99.9% accuracy guaranteed.

Get a free disposable temporary email address instantly. No signup required. Protect your real inbox from spam, data brokers, and unwanted newsletters.Use It Anywhere Premium Unblocked Domains

Mailwarm is an automated email warmup and deliverability platform designed to help businesses keep their emails out of spam folders and consistently reach the inbox.

The world's most reliable inbox architecture for cold email teams sending 100k+ monthly. Zero configuration. Total deliverability control.

The fastest way to expose localhost to the internet. Secure ngrok alternative with custom subdomains, traffic inspection, and static file sharing. Open source and developer-friendly.

MetricPoint offers an intelligent AI receptionist for calls, texts, and emails, helping businesses automate scheduling, support, and client engagement 24/7.

Tempemail.cc is a free online service designed to provide users with temporary, disposable email addresses. Its primary function is to protect your primary inbox from spam, marketing emails, and potential privacy risks by acting as a buffer between your real identity and various online services.

Email shouldn't cost $4/1K. SES shouldn't take hours to configure. Wraps gives you AWS pricing ($0.10/1K emails) with the SDK and dashboard you actually want. One command deploys everything.

Temp Email Now is a free, privacy-focused web service that provides instant disposable email addresses for OTPs, verification emails, and sign-ups. It works entirely in the browser with no registration, no personal data, and no tracking. Users can generate temporary inboxes instantly, receive emails in real time, and avoid spam while staying anonymous. Temp Email Now is designed for developers, testers, marketers, and privacy-conscious users who need fast, reliable temporary email access without friction.

Replaces external email with verified, encrypted messaging. No phishing, no spoofing, no spam. Start free today.

Free overdue rent alerts for your Google Sheet •⁠ ⁠*Short description:* RentGuard monitors your rent tracking spreadsheet and sends email alerts when payments are overdue. Connect your Google Sheet, get alerts in 60 seconds. Free forever for 1 monitor and 5 units.

DetectZeStack is a REST API that identifies what technologies any website uses. It combines Wappalyzer fingerprinting, DNS CNAME analysis, TLS certificate inspection, and HTTP header matching in a single request. Free tier: 100 requests/month.

Paste any suspicious email and our AI instantly tells you if it's phishing, spam or a scam. Online email fraud detector - GDPR compliant.