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Found 418 Skills
Use when implementing widgets, Live Activities, Control Center controls, or app extensions - comprehensive API reference for WidgetKit, ActivityKit, App Groups, and extension lifecycle for iOS 14+
Chrome Extensions (Manifest V3) performance and code quality guidelines. Use when writing, reviewing, or refactoring Chrome extension code including service workers, content scripts, message passing, storage APIs, TypeScript patterns, and testing.
Expert guidelines for Chrome extension development with Manifest V3, covering security, performance, and best practices
WXT browser extension performance optimization guidelines. This skill should be used when writing, reviewing, or refactoring WXT browser extension code to ensure optimal performance patterns. Triggers on tasks involving WXT, browser extensions, content scripts, service workers, messaging, and extension APIs.
Use when implementing widgets, Live Activities, or Control Center controls - enforces correct patterns for timeline management, data sharing, and extension lifecycle to prevent common crashes and memory issues
Expert in building browser extensions that solve real problems - Chrome, Firefox, and cross-browser extensions. Covers extension architecture, manifest v3, content scripts, popup UIs, monetization strategies, and Chrome Web Store publishing. Use when: browser extension, chrome extension, firefox addon, extension, manifest v3.
Microsoft.Extensions.Options patterns including IValidateOptions, strongly-typed settings, validation on startup, and the Options pattern for clean configuration management.
Comprehensive guide for creating VS Code extensions from scratch, including project scaffolding, API usage, activation events, and packaging. Use when user wants to create/build/generate/develop a VS Code extension or plugin, asks about VS Code extension development, needs help with VS Code Extension API, discusses extension architecture, wants to add commands/webviews/language support, or mentions scaffolding a VS Code project.
Privacy-first Chrome Manifest Version 3 extension architect - sidePanel design, MV3 service worker lifecycle, least-privilege permission audits, storage strategy, and cross-browser sidebar patterns.
Build, debug, and maintain GNOME Shell extensions using GJS (GNOME JavaScript). Covers extension anatomy (metadata.json, extension.js, prefs.js, stylesheet.css), ESModule imports, GSettings preferences, popup menus, quick settings, panel indicators, dialogs, notifications, search providers, translations, and session modes. Use when the user wants to: (1) Create a new GNOME Shell extension, (2) Add UI elements like panel buttons, popup menus, quick settings toggles/sliders, or modal dialogs, (3) Implement extension preferences with GTK4/Adwaita, (4) Debug or test an extension, (5) Port an extension to a newer GNOME Shell version (45-49+), (6) Prepare an extension for submission to extensions.gnome.org, (7) Work with GNOME Shell internal APIs (Clutter, St, Meta, Shell, Main).
Scaffold and integrate custom Stac widgets and actions with parsers and registration checks. Use when users ask to build new StacParser or StacActionParser implementations, generate custom model classes, or verify parser registration inside Stac.initialize.
Implement Tiptap toolbar extensions for Umbraco rich text editor using official docs