Curated library of 41 public AI agent skills for Ruby on Rails development. Organized by category: planning, testing, code-quality, ddd, engines, infrastructure, api, patterns, context, and orchestration. Covers code review, architecture, security, testing (RSpec), engines, service objects, DDD patterns, and TDD automation. Repository workflows remain documented in GitHub but are intentionally excluded from the Tessl tile.
95
93%
Does it follow best practices?
Impact
96%
1.77xAverage score across 41 eval scenarios
Passed
No known issues
{
"context": "Checks whether the final artifact follows the refactor-code instructions from the published Rails Agent Skills tile.",
"type": "weighted_checklist",
"checklist": [
{
"name": "instruction-1",
"description": "The submitted artifact follows this skill instruction: Use this skill when the task is to change structure without changing intended behavior.",
"max_score": 10
},
{
"name": "instruction-2",
"description": "The submitted artifact follows this skill instruction: Identify the exact inputs and outputs of the logic being refactored. Keep public interfaces stable until callers are migrated. Prefer adapters, facades, or wrappers for transitional states.",
"max_score": 10
},
{
"name": "instruction-3",
"description": "The submitted artifact follows this skill instruction: **Write this before touching any production file.** No refactoring step begins until this test exists and passes on the current (un-refactored) code.",
"max_score": 10
},
{
"name": "instruction-4",
"description": "The submitted artifact follows this skill instruction: Run it: `bundle exec rspec spec/requests/orders_spec.rb` — it must pass on the **current** code. If it fails, stop and fix the characterization test or current behavior mismatch before refactoring.",
"max_score": 10
},
{
"name": "instruction-5",
"description": "The submitted artifact follows this skill instruction: Run verification after every refactoring step:",
"max_score": 10
},
{
"name": "instruction-6",
"description": "The submitted artifact follows this skill instruction: Run the full test suite.",
"max_score": 10
},
{
"name": "instruction-7",
"description": "The submitted artifact follows this skill instruction: Use an **Observed output** label only for output copied from an actual run. Never label planned or desired results as \"Required output\", \"Expected output\", or \"Expected final output\".",
"max_score": 10
},
{
"name": "instruction-8",
"description": "The submitted artifact follows this skill instruction: Do not write \"required exit condition\", \"must produce 0 failures\", or \"must still report 0 failures\" as evidence; run the command and paste the observed final line, or state that verification has not been run yet.",
"max_score": 10
},
{
"name": "instruction-9",
"description": "The submitted artifact follows this skill instruction: Load these files only when their specific content is needed:",
"max_score": 10
},
{
"name": "instruction-10",
"description": "The submitted artifact follows this skill instruction: When asked to refactor, your output MUST include:",
"max_score": 10
}
]
}docs
evals
scenario-1
scenario-2
scenario-3
scenario-4
scenario-5
scenario-6
scenario-7
scenario-8
scenario-9
scenario-10
scenario-11
scenario-12
scenario-13
scenario-14
scenario-15
scenario-16
scenario-17
scenario-18
scenario-19
scenario-20
scenario-21
scenario-22
scenario-23
scenario-24
scenario-25
scenario-26
scenario-27
scenario-28
scenario-29
scenario-30
scenario-31
scenario-32
scenario-33
scenario-34
scenario-35
scenario-36
scenario-37
scenario-38
scenario-39
scenario-40
scenario-41
mcp_server
skills
api
generate-api-collection
implement-graphql
code-quality
apply-code-conventions
apply-stack-conventions
assets
snippets
code-review
refactor-code
respond-to-review
review-architecture
security-check
context
load-context
setup-environment
ddd
define-domain-language
model-domain
review-domain-boundaries
engines
create-engine
create-engine-installer
document-engine
extract-engine
release-engine
review-engine
test-engine
upgrade-engine
infrastructure
implement-background-job
implement-hotwire
optimize-performance
review-migration
seed-database
version-api
orchestration
skill-router
patterns
create-service-object
implement-calculator-pattern
write-yard-docs
planning
create-prd
generate-tasks
plan-tickets
testing
plan-tests
test-service
triage-bug
write-tests
workflows