CtrlK
BlogDocsLog inGet started
Tessl Logo

igmarin/rails-agent-skills

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

1.77x
Quality

93%

Does it follow best practices?

Impact

96%

1.77x

Average score across 41 eval scenarios

SecuritybySnyk

Passed

No known issues

Overview
Quality
Evals
Security
Files

criteria.jsonevals/scenario-14/

{
  "context": "Checks whether the final artifact follows the apply-code-conventions instructions from the published Rails Agent Skills tile.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "instruction-1",
      "description": "The submitted artifact follows this skill instruction: **Run linter** — Detect config (for example `.rubocop.yml` or `.standard.yml`), run the appropriate tool, note absence if none found. Do not invent style rules.",
      "max_score": 12
    },
    {
      "name": "instruction-2",
      "description": "The submitted artifact follows this skill instruction: **Apply area-specific rules** — Check path patterns (e.g., models, background jobs, controllers) and apply targeted guidance.",
      "max_score": 11
    },
    {
      "name": "instruction-3",
      "description": "The submitted artifact follows this skill instruction: **Verify tests gate** — Confirm failing tests exist before any new behavior; run specs and checkpoints.",
      "max_score": 11
    },
    {
      "name": "instruction-4",
      "description": "The submitted artifact follows this skill instruction: **Chain to specialised skills** — Use the Integration table to pull in deeper guidance (security, jobs, specs) as needed.",
      "max_score": 11
    },
    {
      "name": "instruction-5",
      "description": "The submitted artifact follows this skill instruction: Only recommend `let_it_be` if `test-prof` is already in `Gemfile.lock`. Otherwise default to `let`; reach for `let!` only when lazy evaluation would break the example. Don't introduce `test-prof` unless asked.",
      "max_score": 11
    },
    {
      "name": "instruction-6",
      "description": "The submitted artifact follows this skill instruction: Load these files only when their specific content is needed:",
      "max_score": 11
    },
    {
      "name": "instruction-7",
      "description": "The submitted artifact follows this skill instruction: **[assets/checklist.md](assets/checklist.md)** — Use for detailed code review checklists.",
      "max_score": 11
    },
    {
      "name": "instruction-8",
      "description": "The submitted artifact follows this skill instruction: **[assets/snippets.md](assets/snippets.md)** — Use for quick code snippets of common patterns.",
      "max_score": 11
    },
    {
      "name": "instruction-9",
      "description": "The submitted artifact follows this skill instruction: When applying conventions, your output MUST include:",
      "max_score": 11
    }
  ]
}

README.md

server.json

tile.json