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Devmailr — Disposable Email API for Testing & CI
Create temporary prefix@devmailr.app inboxes via REST API. Receive test emails over WebSocket in under 500ms, assert on them in CI, and let inboxes auto-expi...
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87 % |
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Mailaki — Email Delivery Infrastructure for Developers
High-performance transactional and bulk email API built in Rust. 100k+ emails/minute, first-class deliverability, webhooks, and a dead-simple REST API.
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84 % |
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AssertMail — Email testing for integration tests
Create an ephemeral inbox, trigger your send flow and long-poll for the result in just three API calls.
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84 % |
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ShellMail — Email for AI agents
Give your AI agent a real email address. Send and receive email, extract OTPs automatically via a simple REST API.
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83 % |
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InboxSpec | Email infrastructure for agents
Email infrastructure built for autonomous agents and the teams behind them.
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83 % |
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IQMailPilot — Email testing for developers
Catch, inspect, and automate test emails. Unique inboxes, SMTP, waitFor SDK, and a realtime dashboard for QA and CI.
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83 % |
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Email to Webhook API - Receive Inbound Email as JSON | email-webhook
Esily allow your applications to consume email events. Email-webhook is the perfect companion for your serverless powered AI applications!
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82 % |
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ClankerMails - Programmable email inboxes for your workflows
Give any workflow a real email address. Read it over the REST API, get signed webhooks when mail arrives, or forward it on. For scripts, no-code tools, and A...
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82 % |
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PostMX | Test OTP and Magic-Link Emails in CI
Test OTP, magic-link, password-reset, and other app emails in Playwright and Cypress with real inboxes. Create temporary, permanent, or wildcard inboxes and...
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82 % |
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Mailjar — Catch every inbound email. Read the OTP over an API.
Mailjar captures mail sent to any address on your domain, parses it, and extracts the OTP, magic link and data — ready to read over a REST API, MCP, or your...
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82 % |
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Avelto · The email API for developers who want it to just work
Send transactional email with one request. Verified domains, test mode and a sandbox, signed webhooks and a full event log. Free for 5,000 emails a month.
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82 % |
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Email infrastructure that just works · MailingAPI
Send transactional emails with 99.9% uptime, sub-100ms API response, and European infrastructure. GDPR compliant out of the box.
|
81 % |
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MailVault — Disposable inbox for signups and one-time codes
Get a free temporary email address. Receive messages instantly, no signup, auto-deleted after expiry.
|
81 % |
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Sleeng Mail — Email infrastructure for developers
The relay, inbound routing, and analytics engine your app plugs into. Build MailChimp-style or Gmail-style products on Sleeng Mail.
|
81 % |
|
MyMailServer — OTP & Transactional Email API
Send OTP codes and transactional email from your product with one simple API. Connect your domain, verify it in minutes, and start delivering with high inbox...
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80 % |
|
zaSend — Transactional Email API & SMTP for Developers
zaSend is a transactional email API and SMTP service for developers. Send email from your own domain with SPF, DKIM, DMARC, webhooks, logs, and free starter...
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80 % |
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Gmaily.net — Temporary Email API Service | بريد مؤقت كخدمة
Create disposable temporary emails and receive verification codes via simple REST API. Perfect for developers, automation, and testing. 100% free temporary e...
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80 % |
|
Kantsy — Email infrastructure for AI agents
Give your AI agent a real email address in one curl call. Send and receive mail programmatically over a simple REST API. No SMTP, no IMAP, no fuss.
|
80 % |
|
MockLane — Webhook Testing, Mock APIs & Email Sandboxes
Capture and replay webhooks, stand up mock APIs with dynamic responses, and catch test email in a sandbox inbox. Free plan, no credit card.
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80 % |
|
Automate email tests | loved by developers & QA teams
Test new user signups, transactional emails, spam scores, and more. Get started on our free forever plan with unlimited email addresses and mailboxes.
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80 % |
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