Send Readiness for a campaign to 31,604 recipients, with the verdict, the check groups and the schedule button.

ReputeCast documentation

Install, run and send with the open-source newsletter platform that checks inbox placement before you send.

Quickstart What is ReputeCast

Find your way

GuidesConnect sending providers, build campaigns and automations, grow your audience and earn from your newsletter.

DeliverabilitySPF, DKIM and DMARC, bulk sender requirements, blocklists, placement tests and SMTP error codes.

Self-hostingRequirements, Docker and binary installs, reverse proxies, PostgreSQL, scaling, backups and upgrades.

DevelopersThe REST API and its reference, webhooks, the MCP server for AI agents and provider adapters.

ReferenceCLI commands, configuration keys, permissions, webhook events, limits and the glossary.

Popular guides

Connect a sending provider

Set up SPF, DKIM and DMARC

Send Readiness: check before you send

Send with Amazon SES

Install with Docker Compose

Send transactional email with the API

Built by HostRepute

ReputeCast is free and open source under the AGPL-3.0, built by HostRepute. It works with or without a HostRepute account: connecting HostRepute adds reputation monitoring, and every feature of ReputeCast works without it.