Wise-Wren

Wise Wren keeps the Docker containers on your servers up to date, without surprises. One small Rust binary with SQLite. It finds what runs on each server (containers, Unraid template containers, Compose stacks and script-updated stacks), checks the registries for new versions on your schedule and tells you through ~40 notification services (ntfy, email, Discord and more). It updates only what you approve, now or at a time you choose, or what you explicitly allow inside an automatic window. Every update: the new image pulled first, a snapshot of the data, a health check after, and an automatic rollback if it fails. With Vigilant Vole 0.9.0 or later, updates open maintenance windows and use your monitors as part of the health check. This is the server (web UI, API, database). Each Docker host also needs the Wise Wren Agent template; add the server under Servers in Wren first to get its