
The-McGrail-Foundation/MIMEDefangMIMEDefang is an e-mail filtering tool that works with the Sendmail “Milter” library. MIMEDefang lets you express your filtering policies in Perl rather than C, making it quick and easy to filter or manipulate your mail.
Perl · C · Roff★ 31Sep 13, 2026
crates.io51Moderatehealth index
Rust★ 2↓ 1.9M/moSep 14, 2026
crates.io51Moderatehealth index
Rust★ 123↓ 6,858/moSep 30, 2026
Go · Shell★ 0Jul 15, 2026
Packagist51Moderatehealth index
PHP★ 0↓ 14.4K/moSep 18, 2026
Packagist51Moderatehealth index

voku/html2text:memo: Html2Text - Convert HTML to formatted plain text, e.g. for text mails.
PHP★ 38↓ 3,034/moSep 18, 2026
npm50Moderatehealth index

ActiveCampaign/postmark-mcpOfficial Postmark MCP server by ActiveCampaign — 24 tools to send, template, search, and diagnose transactional email from Claude, Cursor & other AI assistants.
JavaScript★ 55↓ 3,866/moSep 10, 2026
crates.io50Moderatehealth index
Rust★ 30↓ 4.2M/moSep 17, 2026
Packagist · npm50Moderatehealth index

EvanSchleret/lara-mjmlLaravel wrapper for MJML that adds a Blade-based MJML email templating engine, seamlessly compiling MJML to responsive HTML for use with Laravel Mailables and Notifications.
PHP★ 22↓ 9,278/moSep 13, 2026
npm50Moderatehealth index

IntegerAlex/disposable-email-detectorThis repository contains a Node.js utility for detecting disposable email addresses. It helps identify whether an email address belongs to a disposable email provider, aiding in the prevention of spam and unwanted sign-ups.
TypeScript · JavaScript★ 34↓ 19.5K/moSep 17, 2026

aloki-alok/mailgradeGrade any domain's email deliverability from your terminal: SPF, DKIM, DMARC, MTA-STS, DANE, reverse DNS, STARTTLS, and blocklist checks with an A-F score and exact fixes.
Go★ 0Sep 12, 2026
Packagist50Moderatehealth index
PHP★ 0↓ 6,360/moOct 2, 2026
Packagist · npm50Moderatehealth index

getodden/mailResponsive, slot-based email builder and compiler for Laravel: modular blocks, MJML/HTML import, merge tags, AMP, plain-text fallback, and pre-send audits.
PHP · Blade · JavaScript★ 0↓ 2,359/moOct 13, 2026
Packagist50Moderatehealth index

jeremykenedy/laravel-exception-notifierLaravel Exception Notifier will send an email of the error along with the stack trace to the chosen recipients. This Package includes all necessary traits, views, configs, and Mailers for email notifications upon your applications exceptions. You can customize who send to, cc to, bcc to, enable/disable, and custom subject or default subject based on environment. Built for Laravel 5.2, 5.3, 5.4, 5.5+. Get the errors and fix them before the client even reports them, that's why this exists! For Laravel 5, 6, and 7
PHP · Blade★ 141↓ 11.8K/moSep 18, 2026
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PHP★ 27↓ 34.4K/moSep 17, 2026
Packagist50Moderatehealth index
PHP★ 166↓ 582.3K/moOct 21, 2026
C#★ 232Oct 12, 2026
TypeScript★ 3↓ 7,356/moOct 8, 2026
Packagist48Weakhealth index
PHP★ 67↓ 134.8K/moSep 8, 2026

thinwrap/notifications-goSDK-free, zero-dependency Go wrapper for sending email, SMS, push, and chat across 35 providers behind one normalized surface.
Go★ 0Oct 21, 2026
TypeScript★ 164↓ 3,661/moOct 21, 2026
crates.io47Weakhealth index
Rust★ 119↓ 48.7K/moSep 26, 2026
TypeScript★ 2↓ 541/moSep 9, 2026
Packagist47Weakhealth index
PHP · Makefile★ 9↓ 3,878/moSep 9, 2026
crates.io47Weakhealth index
Rust★ 29↓ 44.9K/moOct 20, 2026
crates.io · npm47Weakhealth index

vul-os/envoirenvoir — the sovereign node reference implementation of KOTVA-Mail (DMTAP): decentralized mail + identity over a P2P mesh, all-Rust. Node-only
Rust · JavaScript★ 0Sep 19, 2026
PHP★ 176↓ 299.2K/moSep 17, 2026
Packagist45Weakhealth index
PHP★ 14↓ 6,520/moAug 25, 2026
Packagist45Weakhealth index
PHP★ 0↓ 7,579/moOct 13, 2026
Packagist45Weakhealth index
PHP★ 0↓ 7,593/moOct 13, 2026