Curated library of 39 AI agent skills for Ruby on Rails development. Organized by category: planning, testing, code-quality, ddd, engines, infrastructure, api, patterns, context, orchestration, and workflows. Includes 5 callable workflow skills (rails-tdd-loop, rails-review-flow, rails-setup-flow, rails-quality-flow, rails-engines-flow) for complete development cycles. Covers code review, architecture, security, testing (RSpec), engines, service objects, DDD patterns, and TDD automation.
95
98%
Does it follow best practices?
Impact
95%
1.20xAverage score across 35 eval scenarios
Passed
No known issues
Example 1 — Move a PORO (pricing calculator)
Task: "Extract the Pricing::Calculator into MyEngine with no host-model dependency yet."
Expected output (JSON):
{ "slice_name": "pricing_calculator", "actions": [ "move app/services/pricing/calculator.rb -> my_engine/app/services/my_engine/pricing_calculator.rb", "rename module Pricing::Calculator -> MyEngine::PricingCalculator", "add minimal spec to spec/services/my_engine/pricing_calculator_spec.rb" ], "verification_commands": [ "bundle exec rspec spec/services/pricing/ spec/requests/orders/" ] }
Example 2 — Add adapter for current_user
Task: "Engine needs current_user; provide a configurable provider seam."
Expected output (JSON):
{ "slice_name": "order_creator_adapter", "actions": [ "add lib/my_engine/configuration.rb with current_user_provider attr_accessor", "change OrderCreator.for_request to use MyEngine.config.current_user_provider.call(request)", "document host initializer and expected callable signature" ], "verification_commands": [ "bundle exec rspec spec/services/order_creator_spec.rb"] }
docs
evals
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mcp_server
skills
api
api-rest-collection
rails-graphql-best-practices
code-quality
rails-architecture-review
rails-code-conventions
rails-code-review
rails-review-response
rails-security-review
rails-stack-conventions
assets
snippets
refactor-safely
context
rails-context-engineering
rails-project-onboarding
ddd
ddd-boundaries-review
ddd-rails-modeling
ddd-ubiquitous-language
engines
rails-engine-compatibility
rails-engine-docs
rails-engine-extraction
rails-engine-installers
rails-engine-release
rails-engine-reviewer
rails-engine-testing
infrastructure
rails-api-versioning
rails-background-jobs
rails-database-seeding
rails-frontend-hotwire
rails-migration-safety
rails-performance-optimization
orchestration
rails-skills-orchestrator
patterns
ruby-service-objects
strategy-factory-null-calculator
yard-documentation
planning
create-prd
generate-tasks
ticket-planning
testing
rails-bug-triage
rails-tdd-slices
rspec-best-practices
rspec-service-testing