email topic
holehe
holehe allows you to check if the mail is used on different sites like twitter, instagram and will retrieve information on sites with the forgotten password function.
iRedMail
Full-featured, open source mail server solution for mainstream Linux/BSD distributions.
cordova-plugin-email-composer
Edit and send email messages
awesome-newsletters
A list of amazing Newsletters
awesome-emails
✉️ An awesome list of resources to build better emails.
awesome-newsletters
The best (weekly) newsletters
gitdub
:outbox_tray: A github WebHook that emails detailed diffs of your commits.
ThePhish
ThePhish: an automated phishing email analysis tool
thunderbird-user.js
Thunderbird privacy, security and anti-fingerprinting: a comprehensive user.js template for configuration and hardening