Xymon — system and network monitoring (a re-implementation of Big Brother). Project status, priorities, and non-code problems are tracked in the xymon-problems digest

Homebrew tap for Xymon (server + client)

Mirror of the Xymon mailing-list archive: crawl Pipermail (+ optional IMAP/GitHub Discussions) into SQLite and render a static site.

Collection of optional plugins and extensions for Xymon. Includes community-contributed checks, integrations, and add-ons that extend Xymon functionality without being part of the core product. Provided on a best-effort basis.

Collaborative knowledge space maintained by the community. Contains HOWTOs, troubleshooting notes, deployment examples, platform-specific information, and practical experience not tied to a specific release

PowerShell-based Xymon client, mainly for Windows systems. Simple and easy to understand, with clear scripts and no native binaries. Focuses on long-term maintainability, transparency, and natural integration with the PowerShell ecosystem.

Repository dedicated to documenting and analyzing concrete problems. Used to describe real-world issues, investigations, root-cause analyses, and potential solutions, independent of whether they result in code changes.

Open sandbox for experimentation and exploration. Used for prototypes, proof-of-concepts, early ideas, and experiments that are not yet ready for production, plugins, or core integration. No stability or support guarantees.

Public-facing entry point for the Xymon project. Provides an overview of the project, links to documentation, repositories, governance information, and general project status. Intended to help users and contributors understand where to start and how the project is organized.