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Found 3,854 Skills
V8 JIT optimization patterns for writing high-performance JavaScript in Next.js server internals. Use when writing or reviewing hot-path code in app-render, stream-utils, routing, caching, or any per-request code path. Covers hidden classes / shapes, monomorphic call sites, inline caches, megamorphic deopt, closure allocation, array packing, and profiling with --trace-opt / --trace-deopt.
Creates and manages modular Filament plugins in Laravel. Use this skill whenever the user asks to create a plugin, module, package, or feature for Filament. This includes: creating a new plugin in the plugins/ directory, generating its ServiceProvider, registering it as a local Composer path package, creating the Artisan Install command, and — if the plugin has migrations — configuring loadMigrationsFrom() so they can be published or physically copied into the main project. Trigger this skill when the user says things like "add a billing module", "create an inventory plugin", "I need a new Filament module for X", or any request that implies encapsulated functionality in Filament.
Amazon profit margin calculator for sellers. Calculate cost breakdowns, profit margins, break-even points, and get pricing recommendations. Supports single product analysis and batch calculations. Input product cost, shipping, FBA fees, and get instant profitability analysis. No API key required. Use when: (1) evaluating new product profitability before sourcing, (2) diagnosing existing product margins, (3) adjusting pricing strategy, (4) analyzing multiple SKUs at once.
Emulated Google OAuth 2.0 and OpenID Connect for local development and testing. Use when the user needs to test Google sign-in locally, emulate OIDC discovery, handle Google token exchange, configure Google OAuth clients, or work with Google userinfo without hitting real Google APIs. Triggers include "Google OAuth", "emulate Google", "mock Google login", "test Google sign-in", "OIDC emulator", "Google OIDC", "local Google auth", or any task requiring a local Google OAuth/OIDC provider.
Decomposes vague, high-level project requirements into well-scoped planning units for /deep-plan. Use when starting a new project that needs to be broken into manageable pieces.
Generate structured, professional Release Notes / Changelog from a raw commit log. Automatically categorizes commits into Breaking Changes, Features, and Fixes. Trigger when the user asks to write release notes or a changelog based on provided text.
Full-story verification — infers what the user is building, then verifies the complete flow end-to-end: browser → API → data → response. Triggers on dev server start and 'why isn't this working' signals.
A comprehensive Git command assistant and workflow guide. Trigger whenever the user asks how to perform a specific Git operation, wants to know what a Git command does, needs help fixing a Git mistake, or wants guidance on Git best practices (like branching, rebasing, or squashing).
Guide for adding new AI function examples, for testing specific features against the actual provider APIs.
Adds a new extension point route to a Sitecore Marketplace app. Use when the user wants to add a custom field, dashboard widget, context panel, fullscreen page, or standalone route.
Analyze and transform text files using bash tools
Emulated GitHub REST API for local development and testing. Use when the user needs to interact with GitHub API endpoints locally, test GitHub integrations, emulate repos/issues/PRs, set up GitHub OAuth flows, configure GitHub Apps, test webhooks, or work with actions/checks without hitting the real GitHub API. Triggers include "GitHub API", "emulate GitHub", "mock GitHub", "test GitHub OAuth", "GitHub App JWT", "local GitHub", or any task requiring a local GitHub API.