Stalwart released v0.16, a major architectural overhaul of the open-source mail server after five years of continuous development. The release features a completely rewritten WebUI with OIDC authentication support, unified JMAP-based management replacing the REST API, automated DNS management, DKIM rotation, masked emails, and security enhancements including credential scoping and IP restrictions.
Infrastructure
Stalwart v0.16: A New Foundation
Open-source mail server Stalwart v0.16 moves to unified JMAP-based management with OIDC authentication and automated DNS/DKIM handling, marking a major architectural modernization after five years.
Tuesday, April 21, 2026 12:00 PM UTC2 MIN READSOURCE: LobstersBY sys://pipeline
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