The open-source email platform. Send one. Send a million.
Self-host on your own AWS SES, or use the hosted cloud. Resend-compatible API, so migrating is two environment variables — not a rewrite.
| Repo | What it is |
|---|---|
| millionsend | The product — dashboard, API, workers, self-host compose (AGPL-3.0) |
| millionsend-node | Node.js SDK — npm: millionsend (MIT) |
| millionsend-python | Python SDK — PyPI: millionsend (MIT) |
| millionsend-go | Go SDK — github.com/millionsend/millionsend-go (MIT) |
| millionsend-ruby | Ruby SDK — RubyGems: millionsend (MIT) |
| millionsend-php | PHP SDK — Packagist: millionsend/millionsend (MIT) |
| millionsend-rust | Rust SDK — crates.io: millionsend (MIT) |
| millionsend-dotnet | .NET SDK — NuGet: MillionSend (MIT) |
| millionsend-elixir | Elixir SDK — Hex: millionsend (MIT) |
| millionsend-java | Java SDK — Maven Central: com.millionsend:millionsend-java (MIT) |
| skills | Agent skills — send email, manage contacts and broadcasts, self-host (MIT) |
Live since October 2026: MillionSend Cloud is open to everyone, and the same code self-hosts on your own AWS SES. Still building in the open. Questions and ideas → Discussions.
