Types
Type checking and type generation
js-tosorted-immutable
by TheOrcDev
Use toSorted() instead of sort() to avoid mutating arrays. Apply when sorting arrays that are React props, state, or otherwise shared/referenced elsewhere.
component-wrapper-architecture
by TheOrcDev
Best practices for wrapping shadcn/ui components. Apply when creating 8-bit styled variants of existing shadcn/ui components.
fumadocs-registry-integration
by TheOrcDev
Register 8-bit components in registry.json for shadcn/ui add command. Apply when adding new components to the component library distribution.
js-set-map-lookups
by TheOrcDev
Use Set and Map for O(1) membership lookups instead of array.includes(). Apply when checking membership repeatedly or performing frequent lookups against a collection.
developing-genkit-tooling
by firebase
Best practices for authoring Genkit tooling, including CLI commands and MCP server tools. Covers naming conventions, architectural patterns, and consistency guidelines.
cordova-to-capacitor
by Cap-go
Complete guide for migrating from Apache Cordova to Capacitor. Use this skill when users need to modernize a Cordova/PhoneGap app to Capacitor, migrate plugins, or understand platform differences.
prisma-upgrade-v7
by lukevella
Complete migration guide from Prisma ORM v6 to v7 covering all breaking changes. Use when upgrading Prisma versions, encountering v7 errors, or migrating existing projects. Triggers on "upgrade to prisma 7", "prisma 7 migration", "prisma-client generator", "driver adapter required".
logging
by lukevella
Wide events logging pattern and conventions for this project. Use when writing logging code, adding observability, or implementing request tracing.
prisma-database-setup
by lukevella
Guides for configuring Prisma with different database providers (PostgreSQL, MySQL, SQLite, MongoDB, etc.). Use when setting up a new project, changing databases, or troubleshooting connection issues. Triggers on "configure postgres", "connect to mysql", "setup mongodb", "sqlite setup".
axiom-core-data-diag
by CharlesWiltgen
Use when debugging schema migration crashes, concurrency thread-confinement errors, N+1 query performance, SwiftData to Core Data bridging, or testing migrations without data loss - systematic Core Data diagnostics with safety-first migration patterns
typescript-best-practices
by aiskillstore
Provides TypeScript patterns for type-first development, making illegal states unrepresentable, exhaustive handling, and runtime validation. Must use when reading or writing TypeScript/JavaScript files.
support-ticket-triage
by ComposioHQ
Triage customer support tickets/emails/chats into categories, priority, and next action; draft responses and create reproducible steps; use for Zendesk/Intercom/Help Scout exports or pasted threads.
linting-neostandard-eslint9
by mcollina
Linting workflows with neostandard and ESLint v9 flat config
nx-workspace
by nrwl
"Explore and understand Nx workspaces. USE WHEN answering any questions about the nx workspace, the projects in it or tasks to run. EXAMPLES: 'What projects are in this workspace?', 'How is project X configured?', 'What targets can I run?', 'What's affected by my changes?', 'Which projects depend on library Y?', or any questions about Nx workspace structure, project configuration, or available tasks."
nx-generate
by nrwl
Generate code using nx generators. USE WHEN scaffolding code or transforming existing code - for example creating libraries or applications, or anything else that is boilerplate code or automates repetitive tasks. ALWAYS use this first when generating code with Nx instead of calling MCP tools or running nx generate immediately.
nx-generate
by nrwl
Generate code using nx generators. USE WHEN scaffolding code or transforming existing code - for example creating libraries or applications, or anything else that is boilerplate code or automates repetitive tasks. ALWAYS use this first when generating code with Nx instead of calling MCP tools or running nx generate immediately.
n8n-validation-expert
by czlonkowski
Interpret validation errors and guide fixing them. Use when encountering validation errors, validation warnings, false positives, operator structure issues, or need help understanding validation results. Also use when asking about validation profiles, error types, or the validation loop process.
nx-workspace
by nrwl
"Explore and understand Nx workspaces. USE WHEN answering any questions about the nx workspace, the projects in it or tasks to run. EXAMPLES: 'What projects are in this workspace?', 'How is project X configured?', 'What targets can I run?', 'What's affected by my changes?', 'Which projects depend on library Y?', or any questions about Nx workspace structure, project configuration, or available tasks."
ios-simulator-skill
by onejs
21 production-ready scripts for iOS app testing, building, and automation. Provides semantic UI navigation, build automation, accessibility testing, and simulator lifecycle management. Optimized for AI agents with minimal token output.
vega
by markdown-viewer
Create data-driven charts with Vega-Lite (simple) and Vega (advanced). Best for bar, line, scatter, heatmap, area charts, and multi-series analytics. Use when you have numeric data arrays needing statistical visualization. Vega for radar charts and word clouds. NOT for process diagrams (use mermaid) or quick KPI cards (use infographic).
drizzle-orm
by Mindrally
Guidelines for developing with Drizzle ORM, a lightweight type-safe TypeScript ORM with SQL-like syntax
itinerary-optimizer
by OneWave-AI
Efficiently route multi-stop trips with time management. Include transportation, restaurant/activity reservations timeline, and buffer time for spontaneity.
type-inference
by biomejs
Guide for working with Biome's module graph and type inference system. Use when implementing type-aware lint rules or working on TypeScript support. Examples:<example>User needs to understand type resolution for a lint rule</example><example>User is working on the module graph infrastructure</example><example>User wants to implement type inference for a new feature</example>
rule-options
by biomejs
Guide for implementing configurable options for lint rules and assists. Use when rules need user-configurable behavior. Examples:<example>User wants to add options to a lint rule</example><example>User needs to implement JSON deserialization for rule config</example><example>User is testing rule behavior with different options</example>