igmarin/ruby-core-skills
Curated library of 16 public Ruby AI agent skills: 10 atomic skills (YARD docs, service objects, calculator pattern, API clients, DDD, bug triage, code review, skill routing), 5 process-discipline skills (TDD, refactoring, review, security, test planning), and 1 planning skill (TDD task generation). Zero agents — this is a foundational library consumed by framework-specific tiles like rails-agent-skills and hanakai-yaku.
95
96%
Does it follow best practices?
Impact
95%
1.05xAverage score across 16 eval scenarios
Passed
No known issues
Evaluation results
93%
Define Domain Language Task
instruction-1
97%
94%
instruction-2
90%
93%
instruction-3
90%
90%
94%
6%Triage Bug Task
instruction-1
80%
94%
instruction-2
96%
94%
98%
5%Integrate Api Client Task
instruction-1
100%
100%
instruction-2
100%
100%
instruction-3
100%
100%
instruction-4
60%
80%
instruction-5
100%
100%
instruction-6
100%
100%
instruction-7
100%
100%
instruction-8
100%
100%
instruction-9
100%
100%
instruction-10
70%
100%
100%
Refactor Process Task
instruction-1
100%
100%
instruction-2
100%
100%
instruction-3
100%
100%
98%
14%Security Review Process Task
instruction-1
72%
92%
instruction-2
92%
100%
instruction-3
92%
100%
instruction-4
80%
100%
94%
5%Write Yard Docs Task
instruction-1
100%
100%
instruction-2
100%
100%
instruction-3
92%
100%
instruction-4
85%
100%
instruction-5
100%
100%
instruction-6
92%
100%
instruction-7
50%
57%
81%
-7%Test Planning Process Task
instruction-1
100%
100%
instruction-2
100%
100%
instruction-3
94%
100%
instruction-4
70%
52%
instruction-5
62%
31%
instruction-6
100%
100%
91%
17%Review Domain Boundaries Task
instruction-1
70%
100%
instruction-2
90%
85%
instruction-3
60%
100%
instruction-4
85%
95%
instruction-5
65%
75%
94%
3%Tdd Process Task
instruction-1
88%
100%
instruction-2
100%
100%
instruction-3
94%
64%
instruction-4
76%
100%
instruction-5
93%
100%
instruction-6
93%
100%
98%
16%Implement Calculator Pattern Task
instruction-1
90%
100%
instruction-2
60%
90%
instruction-3
60%
90%
instruction-4
100%
100%
instruction-5
70%
100%
instruction-6
100%
100%
instruction-7
100%
100%
instruction-8
100%
100%
instruction-9
70%
100%
instruction-10
70%
100%
100%
23%Respond To Review Task
instruction-1
82%
100%
instruction-2
64%
100%
instruction-3
76%
100%
instruction-4
76%
100%
instruction-5
93%
100%
instruction-6
68%
100%
99%
8%Model Domain Task
instruction-1
94%
100%
instruction-2
94%
100%
instruction-3
82%
100%
instruction-4
94%
100%
instruction-5
93%
93%
instruction-6
87%
100%
95%
2%Review Process Task
instruction-1
100%
100%
instruction-2
100%
100%
instruction-3
90%
75%
instruction-4
100%
100%
instruction-5
75%
100%
100%
Skill Router Task
instruction-1
100%
100%
instruction-2
100%
100%
99%
1%Generate Tdd Tasks Task
instruction-1
100%
100%
instruction-2
100%
100%
instruction-3
100%
100%
instruction-4
100%
100%
instruction-5
100%
100%
instruction-6
80%
100%
instruction-7
100%
100%
instruction-8
100%
100%
instruction-9
100%
100%
instruction-10
100%
90%
100%
Create Service Object Task
instruction-1
100%
100%
instruction-2
100%
100%
instruction-3
100%
100%
instruction-4
100%
100%
instruction-5
100%
100%
instruction-6
100%
100%
instruction-7
100%
100%
instruction-8
100%
100%
instruction-9
100%
100%
instruction-10
100%
100%
- Evaluated
- Agent
- Claude Code
- Model
- Claude Sonnet 4.6
Table of Contents