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Open Source SendGrid Alternatives

Discover 4 open source alternatives to SendGrid. All free, community-driven, and actively maintained.

SendGrid logo

What is SendGrid?

Cloud-based email delivery platform for transactional and marketing emails.

Visit SendGrid
novu
novu logo

novu

The open-source notification infrastructure. In-app Inbox component, E-mail, SMS, Push and Slack Integrations.

Notifications
postal
postal logo

postal

📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail

Mail
Haraka
Haraka logo

Haraka

A fast, highly extensible, and event driven SMTP server

SMTP
keila
keila logo

keila

Open Source Newsletter Tool.

Newsletter