laramies/theHarvester

OSINT tool for gathering emails, subdomains, and more

local email testing tool for developers
axllent/mailpit
self-hosted email server for your own domain
Zhoros/NortixMail
open source email alias service for privacy and spam protection
simple-login/app
find accounts tied to an email across sites
megadose/holehe
Open-source Gmail alternative for self-hosting email
Mail-0/Mail-0
open source CRM for Laravel projects
krayin/laravel-crm
open source Laravel eCommerce framework with headless and mobile support
bagisto/bagisto
subdomain enumeration tool for bug hunting and recon
RevoltSecurities/Subdominator
open source password and email alias manager for privacy and self-hosting
lanedirt/AliasVault
SendPortal is a self-hosted, open-source email marketing platform for managing newsletters, campaigns, and subscribers on your own server
mettle/sendportal