What are the best Sendgrid Alternative repositories on GitHub?

The top-ranked Sendgrid Alternative open source repositories include goposta/posta, MillionSend/millionsend, tracked and evaluated by community adoption, stars, and code commits.

How do I find trending Sendgrid Alternative open source tools?

Browse this curated Sendgrid Alternative directory to monitor real-time GitHub star velocity, latest code releases, and rising developer tools updated daily.

Are Sendgrid Alternative GitHub repositories free and open source?

Most Sendgrid Alternative projects listed here are distributed under open source licenses (such as MIT, Apache 2.0, or GPL). Always check individual project repositories for exact license terms.

Home / Topics / Sendgrid Alternative

Topic Catalog

Sendgrid Alternative GitHub Repositories (2026) · Open Source Tools

Discover the best Sendgrid Alternative open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.

SPONSORED BY

Kishan Kanani

Design & product building

Interviewly

Job search tools for developers

+ Advertise here

Your product in front of developers

+ Promote project

Get a video reel for your repo

2 matching projects · updated Oct 18, 2026 How we rank ↗

#1 TRENDING goposta/posta Go NEW 2026

Self-hosted email delivery platform that enables applications to send emails via HTTP APIs while handling SMTP delivery, templates, storage, security, and analytics. Fully self-hostable alternative to services like SendGrid or Mailgun.

◇ email-relay ◇ email-routing ◇ http-to-smtp ◇ mail-delivery

58 ↑ +1 today

530

#2 TRENDING MillionSend/millionsend TypeScript NEW 2026

The open-source email platform — self-host on your own AWS SES, or use the cloud. Resend-compatible API.

◇ aws-ses ◇ docker ◇ email ◇ email-api

23 ↑ +1 today

231

From our network

Sendgrid Alternative GitHub Repositories (2026) · Open Source Tools

Built something? Put it in front of millions of developers.