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  5. Cllavio — Email Marketing & SMTP API for Startups (Free Plan) vs MailCatcher

Cllavio — Email Marketing & SMTP API for Startups (Free Plan) vs MailCatcher

OverviewComparisonAlternatives

Overview

MailCatcher
MailCatcher
Stacks17
Followers41
Votes0
GitHub Stars6.7K
Forks596
Cllavio — Email Marketing & SMTP API for Startups (Free Plan)
Cllavio — Email Marketing & SMTP API for Startups (Free Plan)
Stacks0
Followers1
Votes1

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CLI (Node.js)
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Detailed Comparison

MailCatcher
MailCatcher
Cllavio — Email Marketing & SMTP API for Startups (Free Plan)
Cllavio — Email Marketing & SMTP API for Startups (Free Plan)

It runs a super simple SMTP server which catches any message sent to it to display in a web interface. It catches all mail and stores it for display. It shows HTML, Plain Text and Source version of messages, as applicable.

Email marketing that actually lands: campaigns + SMTP API, deliverability guardrails (SPF/DKIM/DMARC), analytics, and transparent pricing. Start free.

Runs as a daemon in the background, optionally in foreground. Sendmail-analogue command; catchmail, makes using mailcatcher from PHP a lot easier; Keyboard navigation between messages
email marketing, campaigns, transaction emails, simple prices
Statistics
GitHub Stars
6.7K
GitHub Stars
-
GitHub Forks
596
GitHub Forks
-
Stacks
17
Stacks
0
Followers
41
Followers
1
Votes
0
Votes
1
Integrations
Laravel
Laravel
PHP
PHP
No integrations available

What are some alternatives to MailCatcher, Cllavio — Email Marketing & SMTP API for Startups (Free Plan)?

Litmus

Litmus

Litmus is a testing service for web and marketing professionals. It allows people to cross-browser test their websites, and test their email newsletters across a range of email clients and spam filters.

Email on Acid

Email on Acid

Email on Acid is the most affordable, self-serve email testing platform in the world. We can help you maximize the success of your email marketing efforts by diagnosing and improving your renderability, deliverability, click-throughs and conversions.

Mailtrap

Mailtrap

We offer one platform that covers all email-related needs in one place: testing, sending, and in-depth tracking to control how email infrastructure works and performs.

Mailsac

Mailsac

Disposable email and fake email capture for QA and development teams

Mailinator

Mailinator

Mailinator is a disposable email service that allows QA departments to test with 1000's of inboxes.

MTN Email Verifier

MTN Email Verifier

MTN Email Verifier is a high-performance tool for ensuring that your email communications reach the right inboxes every time. With the rise of email marketing and automated outreach, maintaining a clean list of deliverable email addresses is crucial. MTN Email Verifier combines syntax validation, domain checks, and server-level SMTP verification to deliver a reliable, real-time solution.

Mailpit

Mailpit

Is a free, open-source SMTP testing tool built with Go and Vue. It provides a modern web UI for viewing and testing emails, and includes a REST API for integration testing.

MailMoxie: Email Deliverability Testing Platform & Consulting

MailMoxie: Email Deliverability Testing Platform & Consulting

MailMoxie is your platform to identify and fix email deliverability issues. Test emails against 50+ spam triggers, analyze DNS records, and get expert deliverability consulting to ensure your emails reach the inbox, not the spam folder.

MailMonitor: Inbox delivery optimization tools & services

MailMonitor: Inbox delivery optimization tools & services

Email Deliverability Solutions (Analytics + Managed Services). We’ve helped 16,000+ companies like TikTok & HSBC land over 30B emails in customer inboxes.

Temp Email Now: Free Disposable Temporary Email Generator

Temp Email Now: Free Disposable Temporary Email Generator

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.

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