“spec-driven development”

Decompose an approved plan into independent workstreams and execute them with subagents where available.

Comprehensive macOS development guidance including Swift 6+, SwiftUI, SwiftData, architecture patterns, AppKit bridging, and macOS 26 Tahoe APIs.

Add or tighten tests before implementing a behavior change.

Use when building, enhancing, or testing the NPA chat agent backend — grounded-first routing, cost-aware Token Factory model selection, the embedded-backend…

Use when current project direction, milestone, active slice, blocker, verification state, or next action must be planned, aligned, synchronized, or handed off…

Use when executing implementation plans with independent tasks in the current session - dispatches fresh subagent for each task with code review between…

Test-driven development workflow (red → green → refactor) for features, bug fixes, and refactors.

Build AI agents with Pydantic AI (Python) and Claude SDK (Node.js)

Consult before implementing an observable behavior change when a meaningful automated test seam exists; use proportional red-green evidence.

Use when developing WordPress (Gutenberg) blocks: block.json metadata, register_block_type(_from_metadata), attributes/serialization, supports, dynamic…

Use when executing implementation plans with independent tasks in the current session

Risk-adaptive, evidence-first AI software engineering.

encode a project's quality bar once as a written, mechanically-checkable contract so quality cannot silently degrade.

Defines the local standard for standalone Pi extension repositories.

Use when executing an implementation plan with independent tasks that can be delegated to subagents within the current session

Develop fmind/dot CLI commands, session parsers, storage, configuration, and installation.

Expert WebXR and immersive technology developer specializing in browser-based AR/VR/XR applications with cross-device compatibility.

SST v4 (Ion) expert for managing AWS resources as code with the Pulumi-backed framework.

Use for any development work - the master 13-step coding process that orchestrates all other skills, ensuring GitHub issue tracking, proper branching, TDD…

Use when implementing, refactoring, debugging, or reviewing source code or maintained code examples.

Drives development with tests (polyglot + OpenSpec).

Test-driven development discipline - RED-GREEN-REFACTOR cycle with strict enforcement.

End-to-end product development for iOS/macOS apps.

AWS Cloud Development Kit (CDK) expert for building cloud infrastructure with TypeScript/Python.