implement-rule
Evidence-backed rules for validating AI coding agent instructions. Core rules for structure, content, efficiency, governance, and maintenance.
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Browse and install thousands of AI Agent skills in the Killer-Skills directory. Supports Claude Code, Windsurf, Cursor, and more.
Evidence-backed rules for validating AI coding agent instructions. Core rules for structure, content, efficiency, governance, and maintenance.
Agent skills for building and evaluating apps against official design guidelines. 300+ actionable rules for iOS, iPadOS, macOS, watchOS, visionOS, tvOS, Android, and Web — distilled from Apple HIG, Material Design 3, and WCAG 2.2. Works with Claude Code, Codex, and any agent that supports the Agent Skills format.