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Use when the user asks to check, add, or manage macOS Calendar events.
Install with Codex or Claude Copy this prompt, paste it into Codex, Claude, or another assistant, and let it review the skill page and install it for you.
Based on SOC occupation classification
Use when installing, reinstalling, auditing, or preparing Brain-managed Superpowers, Spec Kit, and OpenSpec workflow arsenals under a project-local `.brain/vendor` directory so Brain can inspect and route them without exposing their raw Codex skills/prompts at the project root.
Use when the user asks to send an email via the macOS Mail app.
Use when the user asks to send a text message or iMessage via the macOS Messages app.
Use when a task involves web search, current information, source verification, citations, or entity/person/paper/project disambiguation.
Use when the task involves `exec_command` escalation, `prefix_rule`, sandbox permissions, writable roots, or Codex platform-specific operational patterns.
Use when a task asks to run calculations, simulations, model training, computational searches, benchmarks, optimizations, workflows, agents, pipelines, or other tool-heavy execution before the scientific question and interpretation boundary are clear.
| name | calendar |
| description | Use when the user asks to check, add, or manage macOS Calendar events. |
Reads all calendars, writes only to "Agent" calendar.
scripts/ical.sh list # today's events
scripts/ical.sh add "<title>" "<start>" "<end>" "[notes]"
scripts/ical.sh calendars # list calendars
scripts/ical.sh ensure # create Agent calendar
"2026-01-05 14:00", "today 14:00", "tomorrow 10:30"Constraint: Confirm with the user before adding events.
Note: Requires Accessibility permissions for Terminal.