Custom exceptions with static factories and HTTP responses. Use when working with error handling, custom exceptions, or when user mentions exceptions, custom exception, error handling, HTTP exceptions.

Background jobs and event listeners for async processing. Use when working with queued jobs, background processing, events, or when user mentions jobs, queues, listeners, events, async processing.

Laravel v12 - The PHP Framework For Web Artisans (project, gitignored)

Eloquent model patterns and database layer. Use when working with models, database entities, Eloquent ORM, or when user mentions models, eloquent, relationships, casts, observers, database entities.

Laravel 12 best practices, design patterns, and coding standards. Use when creating controllers, models, services, middleware, or any PHP backend code in Laravel projects.

Authorization policies for resource access control. Use when working with authorization, permissions, access control, or when user mentions policies, authorization, permissions, can, ability checks.

Laravel Prompts - Beautiful and user-friendly forms for command-line applications with browser-like features including placeholder text and validation

Custom query builders for type-safe, composable database queries. Use when working with database queries, query scoping, or when user mentions query builders, custom query builder, query objects, query scopes, database queries.

Implement background jobs with queues, workers, batches, chains, middleware, and failure handling. Use when processing async tasks or handling long-running operations.

Immutable value objects for domain values. Use when working with domain values, immutable objects, or when user mentions value objects, immutable values, domain values, money objects, coordinate objects.

Laravel and PHP development patterns and best practices

Use when building larger movement animations between 500-800ms - hero transitions, complex reveals, animations that tell a story and deserve attention

超大型需求智能拆分与批量处理，自动识别模块边界、逐模块分析并整合文档，支持零人工干预的完整需求处理流程。

Engineer hook ecosystems with composable, scalable abstractions that preserve correctness under concurrency.

Lark/Feishu API integration for messaging, group management, contacts, and calendar. Use this skill to send messages, manage chats, query contacts, and sync calendar events with Lark/Feishu.

Use when LaTeX documents fail to compile, have undefined references, duplicate labels, or citation errors

LaTeX environment setup on macOS. TRIGGERS - install LaTeX, MacTeX, Skim viewer, SyncTeX setup.

latex-writing

Detect laughter and humorous segments in audio/video. Use when you want to find funny moments, identify audience reactions, or create viral clips from humorous content. Supports both AI model detection and keyword-based detection from transcripts.

Build a bot that detects new Solana launches (mints/LPs) and sends safe alerts. Use for discovery and monitoring without shilling scams.

Plan and execute launch marketing by producing a Launch Marketing Pack (launch brief, hook/sizzle, channel plan, PR outreach kit, internal readiness kit, execution checklist, measurement + experiment plan). Use for product launch, feature launch, go-to-market, GTM, announcement, and press outreach. Category: Marketing.

Master go-to-market strategy, launch planning and execution, sales enablement, and marketing campaigns. Execute successful product launches.

Master product launch planning including launch types (soft, hard, tiered), launch strategies, launch timelines, cross-functional coordination, and launch execution. Use when planning product launches, coordinating cross-functional teams, creating launch plans, timing market entry, executing launches, or building launch playbooks. Covers launch tier frameworks, launch checklists, and launch management best practices.

End-to-end pre-flight checklist for launching a Solana token/app: infra, wallets, liquidity, comms, security, and rollback planning. Use before mainnet launch or major release.

Use when sizing go-to-market launches by impact, resources, and governance

Start a Space-Agents session. Displays welcome screen with project status.

Safely automate feature flag cleanup workflows using the LaunchDarkly MCP server. Use when removing flags from code, cleaning up stale flags, assessing removal readiness, or creating PRs that preserve production behavior.

Interact with Canonical's Launchpad platform via the Launchpad API (api.launchpad.net) using the lp-api CLI tool. Use when working with Ubuntu/Debian packages, bugs, builds, people, projects, or any Launchpad API resources. Triggered by mentions of Launchpad API, Ubuntu development, package builds, or bug tracking.

Expert-level legal systems, contracts, compliance, and legal technology

layer-architect

Design and compose Effect layers for clean dependency management

Use when creating or modifying code in nomarr/helpers/. Helpers are pure utilities with NO nomarr.* imports. Only stdlib and third-party libraries allowed.

Use when creating or modifying code in nomarr/interfaces/. Covers API routes, CLI commands, and web handlers. Interfaces are thin adapters that validate inputs, call services, and serialize outputs.

Use when creating or modifying code in nomarr/services/. Services own runtime wiring, long-lived resources (DB, queues, workers), and call workflows. No complex business logic here.

Use when creating or modifying code in nomarr/workflows/. Workflows implement use cases, accept dependencies as parameters, orchestrate components, and return DTOs.

Apply layered architecture (Clean Architecture) across backend and frontend

Layered background effects with gradient orbs, blur layers, noise textures, and depth. Use when creating hero sections, landing pages, or premium visual effects.

Use when reasoning across multiple abstraction levels (strategic/tactical/operational), designing systems with hierarchical layers, explaining concepts at different depths, maintaining consistency between high-level principles and concrete implementation, or when users mention 30,000-foot view, layered thinking, abstraction levels, top-down design, or need to move fluidly between strategy and execution.

Use for any frontend layout or form arrangement work in PierceDesk. Covers Box/Container/Grid/Stack/Paper usage, responsive sizing, spacing rules, and how to align pages with the app’s layout framework. Trigger when asked to fix layout issues, align fields, create grids, or ensure design-system consistency.

When asked to commit, write clear git commit messages (50/72, present tense, subsystem prefixes like go-lcpd:).

Use when writing or modifying Lea code - pipe-oriented functional language with tree-walk interpreter

Find 5-10 key decision makers per company with verified emails using Parallel, Apollo, and MillionVerifier APIs

Multi-step calculator UI for Astro. Quote tools, pricing calculators. Uses astro-forms for backend.

B2B demand generation with CAC optimization, multi-channel strategies, and lead qualification frameworks. Use for lead acquisition, nurture campaigns, and conversion optimization. Based on alirezarezvani/claude-skills.

Create compelling free offers that attract your ideal customers. Use when building email lists, generating leads, or creating entry points for your audience.

Executive leadership expertise for decision-making, change management, crisis management, stakeholder management, team building, and organizational leadership. Use when leading teams, managing change, navigating crises, or developing leadership skills.

Provides startup advice using Eric Ries' Lean Startup methodology focusing on Build-Measure-Learn cycles, validated learning, and rapid experimentation. Use when advising on MVPs, product iterations, pivot decisions, growth metrics, or when user mentions Lean Startup, Eric Ries, validated learning, or rapid experimentation.

Explicitly teach Claude patterns, preferences, or conventions that should be remembered across sessions.

This skill should be used when writing, modifying, or reorganizing

Provides comprehensive guidance for learning assessment including assessment creation, evaluation methods, and assessment best practices. Use when the user asks about learning assessment, needs to create assessments, evaluate learning, or implement assessment strategies.