RustMailer is a self-hosted, open-source email API platform for syncing IMAP, sending SMTP, and integrating via webhooks. It supports multi-account sync, programmable filters with VRL, NATS delivery, gRPC & OpenAPI, plus a built-in web client.
RustMailer is a self-hosted, source-available email API platform for syncing IMAP, sending SMTP, and integrating via webhooks. It supports multi-account sync, programmable filters with VRL, webhooks/NATS delivery, gRPC & OpenAPI, plus a built-in web client.