DeciSym

SysML v2 systems modeling guidance for creating valid models with correct syntax, proper type hierarchies, and validation workflows. Use when working with .sysml files, systems modeling, architecture documentation, SysON, or Eclipse SysML tools. Provides syntax reference, common patterns, error troubleshooting, and best practices from OMG specifications.

OpenBSD ports workflow grounded in OpenBSD docs and man pages. Use when working in /usr/ports or a local ports tree, building packages, or submitting new ports.