Can it assist with iOS 17+ widget features?

Absolutely. It includes checks for containerBackground(for:) and modern AppIntent migrations required for the latest Apple platforms.

Does it support Lock Screen widgets?

Yes, it provides guidance for supporting accessoryCircular, Rectangular, and Inline families to ensure your widget looks great on the Lock Screen.

Does this skill help with widget memory limits?

Yes, it specifically checks for image downsampling and memory usage to ensure your widget stays within the system-mandated ~30MB limit.

How does it handle TimelineProvider reviews?

It validates that placeholders return immediately, refresh intervals are spaced appropriately, and getSnapshot handles gallery previews correctly.

WidgetKit Code Review

Name: WidgetKit Code Review
Author: existential-birds

byexistential-birds

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Mobile Development

Reviews WidgetKit code to ensure optimal timeline management, view composition, and performance across Apple platforms.

About

This skill acts as a specialized auditor for iOS and macOS widget development, helping developers adhere to Apple's strict WidgetKit guidelines. It provides automated checks for TimelineProvider logic, AppIntent configurations, and UI constraints, ensuring that widgets are performant and battery-efficient. By focusing on critical areas like the 30MB memory limit, App Group data sharing, and Lock Screen family support, it helps prevent common pitfalls such as refresh budget exhaustion and system-level crashes.

Key Features

AppIntent and EntityQuery configuration verification
TimelineProvider and reload policy validation
Data sharing verification via App Groups
Performance auditing for memory limits and refresh budgets
UI/UX checks for containerBackground and Lock Screen families
14 GitHub stars

Use Cases

Troubleshooting widget memory crashes and gallery preview issues
Migrating legacy WidgetKit configurations to the modern AppIntent framework
Auditing complex TimelineProvider implementations to prevent battery drain

About

Key Features

AppIntent and EntityQuery configuration verification
TimelineProvider and reload policy validation
Data sharing verification via App Groups
Performance auditing for memory limits and refresh budgets
UI/UX checks for containerBackground and Lock Screen families
14 GitHub stars

Use Cases

Troubleshooting widget memory crashes and gallery preview issues
Migrating legacy WidgetKit configurations to the modern AppIntent framework
Auditing complex TimelineProvider implementations to prevent battery drain