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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

Evaluation results

99%

2%

Setup Environment Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

88%

96%

instruction-3

100%

100%

instruction-4

100%

100%

95%

11%

Create Engine Installer Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

93%

80%

instruction-3

92%

92%

instruction-4

92%

92%

instruction-5

57%

100%

instruction-6

50%

100%

instruction-7

100%

100%

100%

63%

Create Prd Task

Criteria
Without context
With context

instruction-1

76%

100%

instruction-2

52%

100%

instruction-3

52%

100%

instruction-4

17%

100%

instruction-5

6%

100%

instruction-6

12%

100%

100%

13%

Document Engine Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

88%

100%

instruction-3

80%

100%

instruction-4

80%

100%

100%

36%

Extract Engine Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

60%

100%

instruction-3

60%

100%

instruction-4

40%

100%

instruction-5

60%

100%

98%

61%

Load Context Task

Criteria
Without context
With context

instruction-1

70%

100%

instruction-2

75%

100%

instruction-3

10%

90%

instruction-4

15%

100%

instruction-5

15%

100%

100%

85%

Optimize Performance Task

Criteria
Without context
With context

instruction-1

46%

100%

instruction-2

0%

100%

instruction-3

0%

100%

instruction-4

35%

100%

instruction-5

0%

100%

instruction-6

0%

100%

instruction-7

21%

100%

95%

61%

Plan Tickets Task

Criteria
Without context
With context

instruction-1

80%

100%

instruction-2

50%

100%

instruction-3

50%

90%

instruction-4

0%

90%

instruction-5

40%

100%

instruction-6

60%

100%

instruction-7

20%

100%

instruction-8

40%

80%

instruction-9

0%

100%

instruction-10

0%

90%

97%

31%

Review Engine Task

Criteria
Without context
With context

instruction-1

83%

100%

instruction-2

90%

100%

instruction-3

72%

100%

instruction-4

81%

100%

instruction-5

45%

100%

instruction-6

90%

100%

instruction-7

18%

100%

instruction-8

90%

100%

instruction-9

18%

72%

97%

33%

Seed Database Task

Criteria
Without context
With context

instruction-1

13%

100%

instruction-2

33%

80%

instruction-3

100%

100%

instruction-4

100%

100%

instruction-5

28%

100%

instruction-6

100%

100%

instruction-7

78%

100%

100%

27%

Test Engine Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

100%

100%

instruction-3

40%

100%

instruction-4

52%

100%

100%

23%

Test Service Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

100%

100%

instruction-3

64%

100%

instruction-4

100%

100%

instruction-5

0%

100%

instruction-6

93%

100%

94%

11%

Write Yard Docs Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

100%

100%

instruction-3

50%

90%

instruction-4

100%

100%

instruction-5

50%

70%

instruction-6

80%

100%

instruction-7

60%

100%

instruction-8

100%

100%

instruction-9

90%

100%

instruction-10

100%

80%

82%

35%

Apply Code Conventions Task

Criteria
Without context
With context

instruction-1

33%

100%

instruction-2

90%

100%

instruction-3

54%

90%

instruction-4

9%

90%

instruction-5

36%

100%

instruction-6

27%

45%

instruction-7

54%

36%

instruction-8

45%

72%

instruction-9

72%

100%

98%

85%

Generate Tasks Task

Criteria
Without context
With context

instruction-1

0%

100%

instruction-2

70%

100%

instruction-3

40%

100%

instruction-4

0%

100%

instruction-5

0%

100%

instruction-6

0%

100%

instruction-7

0%

100%

instruction-8

0%

80%

instruction-9

20%

100%

instruction-10

0%

100%

100%

20%

Implement Authorization Task

Criteria
Without context
With context

instruction-1

70%

100%

instruction-2

90%

100%

100%

36%

Implement Background Job Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

40%

100%

instruction-3

90%

100%

instruction-4

10%

100%

instruction-5

80%

100%

instruction-6

70%

100%

instruction-7

100%

100%

instruction-8

40%

100%

instruction-9

10%

100%

instruction-10

100%

100%

91%

23%

Implement Graphql Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

70%

100%

instruction-3

70%

100%

instruction-4

60%

100%

instruction-5

70%

80%

instruction-6

40%

100%

instruction-7

50%

80%

instruction-8

80%

100%

instruction-9

50%

50%

instruction-10

90%

100%

100%

31%

Plan Tests Task

Criteria
Without context
With context

instruction-1

82%

100%

instruction-2

88%

100%

instruction-3

82%

100%

instruction-4

29%

100%

instruction-5

81%

100%

instruction-6

50%

100%

100%

44%

Release Engine Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

65%

100%

instruction-3

70%

100%

instruction-4

50%

100%

instruction-5

0%

100%

96%

49%

Respond To Review Task

Criteria
Without context
With context

instruction-1

33%

86%

instruction-2

86%

93%

instruction-3

50%

92%

instruction-4

14%

100%

instruction-5

35%

100%

instruction-6

92%

100%

instruction-7

14%

100%

100%

50%

Skill Router Task

Criteria
Without context
With context

instruction-1

0%

100%

instruction-2

100%

100%

100%

26%

Triage Bug Task

Criteria
Without context
With context

instruction-1

80%

100%

instruction-2

88%

100%

instruction-3

40%

100%

instruction-4

88%

100%

100%

41%

Upgrade Engine Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

100%

100%

instruction-3

7%

100%

instruction-4

7%

100%

instruction-5

78%

100%

instruction-6

14%

100%

instruction-7

100%

100%

100%

56%

Implement Hotwire Task

Criteria
Without context
With context

instruction-1

29%

100%

instruction-2

84%

100%

instruction-3

18%

100%

92%

18%

Review Migration Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

88%

100%

instruction-3

68%

88%

instruction-4

40%

80%

96%

28%

Security Check Task

Criteria
Without context
With context

instruction-1

91%

100%

instruction-2

81%

100%

instruction-3

90%

100%

instruction-4

45%

100%

instruction-5

36%

100%

instruction-6

90%

100%

instruction-7

54%

81%

instruction-8

27%

81%

instruction-9

90%

100%

95%

13%

Define Domain Language Task

Criteria
Without context
With context

instruction-1

94%

100%

instruction-2

66%

100%

instruction-3

84%

84%

100%

67%

Generate Api Collection Task

Criteria
Without context
With context

instruction-1

53%

100%

instruction-2

53%

100%

instruction-3

76%

100%

instruction-4

15%

100%

instruction-5

8%

100%

instruction-6

0%

100%

instruction-7

16%

100%

instruction-8

33%

100%

100%

46%

Model Domain Task

Criteria
Without context
With context

instruction-1

58%

100%

instruction-2

82%

100%

instruction-3

29%

100%

instruction-4

64%

100%

instruction-5

62%

100%

instruction-6

25%

100%

100%

44%

Review Architecture Task

Criteria
Without context
With context

instruction-1

15%

100%

instruction-2

100%

100%

instruction-3

92%

100%

instruction-4

69%

100%

instruction-5

75%

100%

instruction-6

83%

100%

instruction-7

8%

100%

instruction-8

8%

100%

100%

100%

Version Api Task

Criteria
Without context
With context

instruction-1

0%

100%

instruction-2

0%

100%

99%

54%

Integrate Api Client Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

20%

100%

instruction-3

50%

100%

instruction-4

0%

90%

instruction-5

70%

100%

instruction-6

100%

100%

instruction-7

100%

100%

instruction-8

0%

100%

instruction-9

10%

100%

instruction-10

0%

100%

89%

73%

Apply Stack Conventions Task

Criteria
Without context
With context

instruction-1

0%

100%

instruction-2

0%

100%

instruction-3

0%

70%

instruction-4

100%

100%

instruction-5

0%

70%

instruction-6

0%

100%

instruction-7

0%

100%

instruction-8

40%

100%

instruction-9

20%

100%

instruction-10

0%

50%

86%

76%

Code Review Task

Criteria
Without context
With context

instruction-1

8%

50%

instruction-2

0%

100%

instruction-3

0%

100%

instruction-4

0%

100%

instruction-5

0%

100%

instruction-6

0%

81%

instruction-7

0%

100%

instruction-8

81%

45%

instruction-9

0%

100%

99%

22%

Create Engine Task

Criteria
Without context
With context

instruction-1

100%

100%

instruction-2

84%

100%

instruction-3

100%

100%

instruction-4

53%

92%

instruction-5

75%

100%

instruction-6

66%

100%

instruction-7

41%

100%

instruction-8

91%

100%

100%

72%

Create Service Object Task

Criteria
Without context
With context

instruction-1

0%

100%

instruction-2

80%

100%

instruction-3

0%

100%

instruction-4

0%

100%

instruction-5

0%

100%

instruction-6

60%

100%

instruction-7

100%

100%

instruction-8

0%

100%

instruction-9

0%

100%

instruction-10

40%

100%

95%

59%

Implement Calculator Pattern Task

Criteria
Without context
With context

instruction-1

50%

90%

instruction-2

0%

80%

instruction-3

0%

80%

instruction-4

80%

100%

instruction-5

80%

100%

instruction-6

20%

100%

instruction-7

10%

100%

instruction-8

10%

100%

instruction-9

30%

100%

instruction-10

80%

100%

88%

36%

Refactor Code Task

Criteria
Without context
With context

instruction-1

90%

100%

instruction-2

70%

100%

instruction-3

10%

100%

instruction-4

0%

70%

instruction-5

20%

80%

instruction-6

50%

100%

instruction-7

100%

100%

instruction-8

30%

70%

instruction-9

70%

90%

instruction-10

80%

70%

92%

28%

Review Domain Boundaries Task

Criteria
Without context
With context

instruction-1

90%

100%

instruction-2

40%

100%

instruction-3

90%

100%

instruction-4

50%

85%

instruction-5

50%

75%

92%

62%

Write Tests Task

Criteria
Without context
With context

instruction-1

80%

100%

instruction-2

70%

100%

instruction-3

0%

100%

instruction-4

0%

100%

instruction-5

60%

100%

instruction-6

0%

100%

instruction-7

20%

50%

instruction-8

50%

90%

instruction-9

0%

100%

instruction-10

20%

80%

Evaluated
Agent
Claude
Model
Claude Sonnet 4.6