Developer Tools & Repos Agent Skills for Claude Code

Master Flutter's animation system with implicit and explicit animations, hero transitions, physics-based motion, and custom transitions.

The repo front-door for a Flutter/Dart app — the cross-cutting house rules (feature-first layered MVVM, immutable state with a single…

Master HTTP clients, REST APIs, GraphQL integration, WebSockets, and JSON serialization in Flutter applications.

Enforces Flutter runtime performance — const subtrees, minimal rebuild scope via ref.watch(select), lazy ListView/GridView builders and…

Build production-grade Flutter apps with Firebase or custom API backends.

When to activate: Flutter testing, widget tests, unit tests, integration tests, mockito, golden tests, pump, pumpWidget, WidgetTester

When to activate: Flutter widget patterns, StatelessWidget, StatefulWidget, BuildContext, InheritedWidget, key usage, widget composition

FMOD Studio integration skill for events, parameters, and mixing.

Manage rate limits for Fondo-connected services including Gusto API,

Implement event-driven financial workflows using webhooks from Fondo-connected

Manages a complex three-tier foreshadowing system to track narrative arcs and plot points for immersive campaign directing.

Move validation and authorization into Form Requests; use rule objects, custom messages, and nested data handling to keep controllers slim

Best practices and example-driven guidance for building SwiftUI views and components, including navigation hierarchies, custom view…

Use when adding or changing any Approval prompt/presenter.

Use when changing REPL clear/reset/resume/surface behavior (onClearTerminal, transcriptSeq remount, Ink Static paths, Ctrl+O/Ctrl+E…

Implement or refactor Formax tool transcript UI using the Tool UI Blocks (C-lite) pattern (ToolUiBlocks renderer + blocks presenters) to…

Enforces Form + GlobalKey<FormState> with TextFormField whose sync validator returns a localized String? (never a hardcoded literal)…

Use when implementing on-device AI with Apple's Foundation Models framework (iOS 26+), building summarization/extraction/classification…

Use when the user mentions Foundation Models review, on-device AI audit, LanguageModelSession issues, @Generable checking, or Apple…

Use when debugging Foundation Models issues — context exceeded, guardrail violations, slow generation, availability problems, unsupported…

Use when implementing on-device AI with Apple's Foundation Models framework — prevents context overflow, blocking UI, wrong model use…