259+ email tools for developers — transactional APIs, newsletter platforms, and drip campaigns. Alternatives to Mailchimp and SendGrid.
Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a contain
Complete e-mail solution with IMAP4, SMTP, SPF, DKIM, DMARC, MTA-STS, DANE and DNSSEC, reputation-based and content-base
A Lambda function for subscribing to a MailChimp list
An Amazon Lambda function for creating MailChimp subscriptions with single opt-in
💌💨 Email Campaign Delivery built with GoLang inspired by GoHugo
00 is an open-source email API and infrastructure solution that allows developers to own and control their email stack.
Browser automation and extraction tool
YouTube subscription e-mail notifications
Fast, scalable, enterprise mail/groupware server providing ESMTP, IMAP, POP3, webmail, mailing list, basic web-based cal
All-in-one (SMTP, IMAP, DKIM, DMARC, MTA-STS, DANE) email server
A web application to build [MRML](https://github.com/jdrouet/mrml) templates
SMTP server that sends and receives emails according to a simple configuration file, with an optional web interface that