Collaboration & Management
Free Email
Discover 55+ free email tools and services for developers. All resources include generous free tiers or are fully open-source.
6curated resources
Resend
Email API for developers. Free: 3,000 emails/month, 100 emails/day.
resend.com
Mailgun
Email sending API. First 5,000 free emails for 3 months.
www.mailgun.com
SendGrid
Email delivery. Free: 100 emails/day forever.
sendgrid.com
Mailtrap
Email testing and sending. Free: 500 test emails/month, 1,000 sends/month.
mailtrap.io
AnonAddy
Open-source anonymous email forwarding. Free: unlimited email aliases.
anonaddy.com
Buttondown
Newsletter service. Free for up to 100 subscribers.
buttondown.email