Email and newsletters

Canary Mail alternatives

2 open-source projects that already do this job. Free to use - not free to run, which is what the numbers on the right are for.

The full assessment →

The projects

mailpile/Mailpile8,826licence unclearLocal-first email client with built-in encryption, full-text search, and a SQLite-like message store.Open on GitHub cloudflare/agentic-inbox6,753Apache-2.0Self-hosted email client that integrates an AI agent for inbox summarization and automated actions.Open on GitHub

What you give up either way

Polished native clients across macOS, Windows, iOS and Android
Built-in cross-device licensing & sync handled by vendor
Integrated enterprise-grade security features (turnkey PGP/SecureSend/HIPAA-ready flows)
Read receipts, tracker-blocking and in-app analytics implemented by Canary
App-store distribution and one-click install experience

An open-source project doing the core job proves a replacement is possible. It does not prove it matches Canary Mail, and it does not prove anyone has run it for a month. How we decide.