Developer Tools & Repos Agent Skills for Cursor

When to activate: Dart language patterns, null safety, extensions, mixins, generics, sealed classes, records, pattern matching

Dashboard UI patterns with widget composition, real-time data updates, responsive grid layouts, and data tables for React applications.

Kotlin patterns, DatResult, session and capability conventions for DAT SDK Android development

Design and implement data-flow analyses for compiler optimization

Select optimal data structure based on operation requirements

Install and extend data-table-filters — a React data table system with faceted filters (checkbox, input, slider, timerange), sorting…

UI building guidelines for Datagrok TypeScript components, viewers, and drag-and-drop

Date and time formatting — use OneKey dateUtils (formatDate/formatTime) instead of native JS date methods.

Use when asked to prepare, review, or create a git commit for this repository.

Frictionless setup. Detects missing daemon, installs it, configures local memory, and verifies the full plugin → MCP → daemon round-trip…

RESTful API design, error handling, versioning, and best practices.

Understand implementation details of .NET code by decompiling assemblies.

Guidance for implementing CollectionView in .NET MAUI apps — data display, layouts (list & grid), selection, grouping, scrolling, empty…

.NET MAUI app lifecycle guidance covering the four app states (not running, running, deactivated, stopped), cross-platform Window…

Guidance for .NET MAUI XAML data bindings, compiled bindings, value converters, binding modes, multi-binding, relative bindings, and MVVM…

.NET MAUI Shell navigation guidance — Shell visual hierarchy, AppShell setup, tab bars, flyout menus, URI-based navigation with GoToAsync…

Guide for theming .NET MAUI apps—light/dark mode support, AppThemeBinding, dynamic resources, ResourceDictionary theme switching, and…

Apple FoundationModels framework for on-device LLM — text generation, guided generation with @Generable, tool calling, and snapshot…

Apple native iOS 26 (SwiftUI/UIKit/WidgetKit) — NOT web CSS glassmorphism/backdrop-filter. iOS 26 Liquid Glass design system — dynamic…

Thread-safe data persistence in Swift using actors — in-memory cache with file-backed storage, eliminating data races by design.

Protocol-based dependency injection for testable Swift code — mock file system, network, and external APIs using focused protocols and…