Platform-Specific Skills
Skills can restrict themselves to specific operating systems using the platforms field: Value Matches macos macOS (Darwin) linux Linux windows Windows When set, the skill is automatically hidden from the system prompt, skills_list() , and slash commands on incompatible platforms. If omitted, the skill loads on all platforms.
From the official Hermes Agent documentation.
platforms: [macos] # macOS only (e.g., iMessage, Apple Reminders, FindMy)
platforms: [macos, linux] # macOS and Linux