rails-activity-timeline
Use when adding polymorphic activity timelines with live Turbo Stream updates to any Rails model. Covers migration, model, concern, shared partials, broadcasting, and optional AI-generated change summaries. Triggers on activity feed, audit trail, timeline, field change tracking, or Turbo Stream broadcasting patterns.
privacy-reviewer
Review PII handling, encryption, and GDPR/CCPA compliance in Rails applications.
solid-queue-coder
Use when configuring or working with Solid Queue for background jobs. Applies Rails 8 conventions, database-backed job processing, concurrency settings, recurring jobs, and production deployment patterns.
pragmatic-rails-reviewer
Review Rails code with high quality bar. Strict for modifications, pragmatic for new isolated code.
performance-reviewer
Analyze Rails code for performance issues, optimize queries, identify bottlenecks, and ensure scalability. Apply after implementing features or when performance concerns arise.
minitest-coder
Write Minitest tests for Ruby and Rails applications. Use when creating test files, writing test cases, or testing new features. Not for RSpec — use rspec-coder instead. Covers both traditional and spec styles, fixtures, mocking, and Rails integration testing patterns.
mcp-oauth-setup
Implement MCP server authentication with OAuth Dynamic Client Registration (RFC 7591), Authorization Server Metadata Discovery (RFC 8414), and per-agent credential support. Use when building admin UIs that let users connect to third-party MCP servers using OAuth (Linear, Sentry, Granola), bearer tokens (Render, custom APIs), or API keys. Covers metadata discovery, client registration, PKCE authorization, token exchange, token refresh, tool sync, and credential storage patterns.
litestream-coder
This skill guides configuring Litestream for continuous SQLite backup in Rails 8+ apps. Use when setting up production backups for SQLite databases (Solid Queue, Solid Cache, Solid Cable).
lint
Run linting and code quality checks on Ruby and ERB files. Use before pushing to origin.
layered-rails
Design Rails applications using layered architecture. Use when analyzing codebases for architecture violations, planning feature implementations, deciding where code belongs, or extracting abstractions from fat models/controllers. Complements dhh-coder (which keeps things simple) with guidance for when complexity demands structure.
kamal-coder
This skill guides deploying Rails applications with Kamal 2. Use when configuring deploy.yml, setting up kamal-proxy, managing secrets, accessories, or preparing servers for container deployment.
inertia-coder
Build modern SPAs with Inertia.js and Rails using React, Vue, or Svelte. Use when creating Inertia pages, handling forms with useForm, managing shared props, or implementing client-side routing. Triggers on Inertia.js setup, SPA development, or React/Vue/Svelte with Rails.
hotwire-coder
Use when implementing Hotwire features with Turbo Drive, Turbo Frames, and Turbo Streams. Applies Rails 8 conventions, morphing, broadcasts, lazy loading, and real-time update patterns.
graphql-architect
Use proactively for GraphQL API design, schema optimization, or N+1 query issues. Designs schemas, resolvers, and subscriptions using graphql-ruby patterns.
gem-builder
Build production-quality Ruby gems. Use when creating new gems, structuring gem architecture, implementing configuration patterns, setting up testing, or preparing for publishing. Covers all gem types - libraries, CLI tools, Rails engines, and API clients.
event-sourcing-coder
Record domain events and dispatch to inbox handlers for side effects, audit trails, and activity feeds. Use when building activity logs, syncing external services, or decoupling event creation from processing. Triggers on event recording, audit trails, activity feeds, or inbox patterns.
dialog-patterns
Native HTML dialog patterns for Rails with Turbo and Stimulus. Use when building modals, confirmations, alerts, or any overlay UI. Triggers on modal, dialog, popup, confirmation, alert, or toast patterns.
solid-cache-coder
Use when configuring or working with Solid Cache for database-backed caching. Applies Rails 8 conventions, cache key design, expiration strategies, database setup, and performance tuning patterns.
conversion-optimization
Optimize sales page architecture, offer positioning, pricing strategy, urgency mechanics, and checkout flow for maximum conversion.
tailwind-styling
Generate responsive, performant Tailwind CSS styles for React components. Use when styling components, building design systems, or implementing responsive layouts.
pipeline-analyzer
Analyze sales pipeline health, forecast accuracy, deal velocity, and conversion rates to identify bottlenecks and improve win rates.
outbound-sequences
Templates and frameworks for cold outreach sequences. Email templates, cold call scripts, LinkedIn messages, subject lines, and response handling.
react-testing
Testing patterns for Vitest, React Testing Library, and Jest. Routes to component, hook, and integration test examples.
react-patterns
Expert guidance on modern React patterns including hooks, composition, state management, and concurrent features. Use when implementing React components or refactoring existing code.
skill-structure
Skill file structure, naming conventions, directory layout, frontmatter requirements, and invocation control. Use when creating skill files or slash commands to ensure correct format and validation.
sales-messaging
Build sales messaging frameworks with value propositions, persona-specific talk tracks, and objection handling matrices.
referral-program
Design viral referral programs with incentive structures, sharing mechanics, tracking systems, and optimization strategies to turn customers into advocates who drive new customer acquisition.
proposal-writer
Templates and frameworks for creating winning sales proposals. Executive summaries, scope of work, pricing strategies, and closing elements.
proposal-generator
Orchestrate proposal creation by gathering deal context, validating inputs, invoking proposal-writer skill, and ensuring quality output.
pipeline-reporting
Pipeline report templates for weekly reviews, monthly analysis, and quality checklists.
pipeline-forecasting
Forecast categories, weighted pipeline calculations, deal scoring models, and forecast accuracy metrics.
anycable-coder
Use when implementing real-time features requiring reliability, especially LLM streaming. Applies AnyCable patterns for message delivery guarantees, presence tracking, and Action Cable migration.
simplicity-reviewer
Final review for code simplicity. Identifies anti-patterns, code smells, and YAGNI violations.
eeat-analyzer
Analyze and optimize E-E-A-T signals (Experience, Expertise, Authority, Trust) for content credibility. Use when auditing content for Google quality signals, improving author credibility markers, or diagnosing why content lacks trust signals. Provides signal-by-signal implementation framework.
entity-triplets
Build entity triplets and brand associations that LLMs recognize and cite consistently. Use when establishing brand identity in AI knowledge bases, creating structured entity relationships, or improving how AI systems associate your brand with your category.
llms-txt-builder
Create llms.txt files that help AI systems navigate and understand your site structure. Use when setting up AI visibility for a website, improving LLM citation rates, or want AI crawlers to discover your key content. Generates the llms.txt file format for your domain.
review-management
Optimize review scores and leverage user-generated content for AI visibility and brand trust. Use when building review presence across platforms, improving review response rates, or leveraging reviews for AI recommendation signals. Covers target metrics and platform prioritization.
frontend-css-patterns
Framework-agnostic CSS patterns for typography, color, motion, and spatial composition.
etl-incremental-patterns
Incremental data loading patterns including backfill strategies, CDC, timestamp-based loads, and pipeline orchestration.
etl-patterns
Production ETL patterns orchestrator. Routes to core reliability patterns and incremental load strategies.
great-expectations
Data validation using Great Expectations. Expectation suites, checkpoints, and data docs for pipeline monitoring.
pandas-coder
DataFrame manipulation with chunked processing, memory optimization, and vectorized operations.
pandera-validation
DataFrame schema validation using pandera. Schema definitions, column checks, and decorator-based validation.
parquet-coder
Columnar file patterns including partitioning, predicate pushdown, and schema evolution.
pydantic-validation
Record-level data validation using Pydantic models. Field validators, model validators, and batch validation patterns.
schema-discoverer
Infer schema from sample data files (CSV, JSON, Parquet) and generate type definitions.
source-analyzer
Analyze data source characteristics including update frequency, volume patterns, and schema stability.
sql-patterns
Advanced SQL patterns including window functions, CTEs, recursive queries, and optimization techniques.
test-fixture-generator
Generate synthetic test data with edge cases for ETL pipeline testing.
testing-patterns
Pytest templates and patterns for ETL pipeline testing - unit, integration, data quality.
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