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review

The TypeScript Blackbook

Install / Use

npx skills add unional/typescript-blackbook

Installs into whichever agent you are using.

About this skill
📐

Cursor Rules

Cursor IDE rules (v2)

Quality Score

64/100

Supported Platforms

Cursor

Our assessment of review

review scores 64/100 on our quality scale, 3967th of 4,617 Development & Engineering skills we index.

Its Cursor Rules is 7.5 KB long, well organised into 16 sections with 1 code example: a thorough specification that gives an agent plenty to work with.

It has no GitHub stars yet, so there is no community track record; judge it on its content.

Substance
29/30
Structure
17/20
Description
4/15
Adoption
0/20
Freshness
15/15

Maintenance, license and trust

  • The repository was last updated 7 days ago, so review is actively maintained.
  • Our last check on 2026-10-19 found the source still online.
  • No license is declared. By default that means all rights are reserved: you can read it, but reusing or redistributing it is not clearly permitted. Ask the author before building on it commercially.
  • Its trust signals score 80/100, with 2 cautions from licensing, adoption, age or documentation. These come from repository metadata, not a code audit — read the skill file before letting an agent act on it.

Safety scan

No issues found

Our scan of the whole file found no instruction hijacking, hidden characters, credential access, data exfiltration or destructive commands. An AI review of the same text found nothing harmful.

AI review by kimi-k2.7-code on 2026-09-24. Automated pattern scan on 2026-09-24. It catches known dangerous patterns, not every risk — read a skill before letting an agent act on it.

review compared with similar skills

All 4 of these similar skills score higher than review; compare them before choosing.

SkillScoreStarsUpdatedFormat
review (this skill)by unional6407d agoCursor Rules
taste-skillby Leonxlnx100110.6ktodayCLAUDE.md
headroomby headroomlabs-ai10078.9ktodayCLAUDE.md
ai-job-searchby ai-job-search-dev10069.8ktodayCLAUDE.md
claude-howtoby luongnv8910046.6k2d agoCLAUDE.md

Frequently asked questions

How do I install review?
Run npx skills add unional/typescript-blackbook. The install tabs above show the steps for each supported agent.
Which AI agents does review work with?
It is written for Cursor, as a Cursor Rules file. Other agents that read the same format can often use it too.
Is review safe to use?
Our scan of the whole file found no instruction hijacking, hidden characters, credential access, data exfiltration or destructive commands. An AI review of the same text found nothing harmful. It declares no license and scores 80/100 on trust signals. Skills are instructions an agent will follow, so read the file before installing it and do not approve commands you do not understand.
Is review still maintained?
The repository was last updated 7 days ago, so review is actively maintained.

Cursor Rules Organization Review

Review Date: 2025-01-27 Reviewer: AI Assistant Overall Rating: ⭐⭐⭐⭐⭐ (5/5) - Excellent

Executive Summary

The cursor rules organization in this repository is exceptionally well-structured and demonstrates best practices for maintainable, discoverable, and scalable rule management. The organization follows a clear hierarchy, has comprehensive documentation, and maintains consistency across all rule files.


Detailed Ratings

1. Structure & Organization ⭐⭐⭐⭐⭐ (5/5)

Strengths:

  • Clear categorization: Rules are logically organized into project/, guidelines/, and templates/ directories
  • Master index: master.mdc serves as a central entry point with clear navigation
  • Future-proofing: Empty agents/ and commands/ directories are documented for future use
  • Logical grouping: Related rules are grouped together (e.g., all writing guidelines in guidelines/)

Structure:

.cursor/rules/
├── master.mdc          # Central index (alwaysApply: true)
├── readme.md           # Documentation
├── project/            # Project-level rules
├── guidelines/         # Best practices and standards
├── templates/          # Templates for content creation
├── agents/             # (Future) AI agent behavior rules
└── commands/           # (Future) Process-oriented rules

Minor Issues:

  • None identified

2. Documentation Quality ⭐⭐⭐⭐⭐ (5/5)

Strengths:

  • Comprehensive README: readme.md clearly explains the organization, purpose, and extension process
  • Clear descriptions: Every rule file has a descriptive description field in frontmatter
  • Usage guidance: master.mdc provides "How to Use Rules" sections with context-specific recommendations
  • Cross-references: Rules reference each other appropriately using Required Rules sections

Documentation Coverage:

  • ✅ Entry point explained (master.mdc)
  • ✅ Directory structure documented
  • ✅ File naming conventions specified
  • ✅ Extension process documented
  • ✅ Rule format template provided

Minor Issues:

  • None identified

3. Consistency ⭐⭐⭐⭐⭐ (5/5)

Strengths:

  • Uniform frontmatter: All rule files follow the same frontmatter structure:
    • description field present
    • globs field specified (or empty for templates)
    • alwaysApply field set appropriately
  • Naming conventions: All files use snake_case consistently
  • Cross-reference format: All rules use consistent mdc: link format
  • Required Rules pattern: All rules include a "Required Rules" section with consistent formatting

Frontmatter Analysis:

  • ✅ All 10 rule files have proper frontmatter
  • ✅ Descriptions are clear and actionable
  • ✅ alwaysApply flags are set appropriately:
    • Core rules (overview, voice_and_tone, syntax_conventions, naming_conventions, typescript_code_examples): true
    • Context-specific rules (review_rubric, article_template, repository_structure): false
    • Master file: true

Minor Issues:

  • None identified

4. Discoverability ⭐⭐⭐⭐⭐ (5/5)

Strengths:

  • Master index: master.mdc provides a clear index organized by category
  • Contextual guidance: "How to Use Rules" section helps AI agents find relevant rules
  • Clear descriptions: Frontmatter descriptions explain when to use each rule
  • Cross-linking: Rules reference related rules, creating knowledge graph

Navigation Structure:

  • ✅ Top-level index (master.mdc)
  • ✅ Category-based organization
  • ✅ Usage context provided ("For Project Understanding", "For Code Quality", etc.)
  • ✅ Related rules linked via "Required Rules" sections

Minor Issues:

  • None identified

5. Maintainability ⭐⭐⭐⭐⭐ (5/5)

Strengths:

  • Template provided: templates/cursor_rules.mdc ensures new rules follow the same format
  • Extension process: Clear documentation on how to add new rules
  • Modular design: Each rule is self-contained and can be updated independently
  • Version control friendly: Clear file structure makes changes easy to track

Maintainability Features:

  • ✅ Template for creating new rules
  • ✅ Clear extension process documented
  • ✅ Modular rule files (easy to update individually)
  • ✅ Consistent structure (easy to audit)

Minor Issues:

  • None identified

6. Rule Quality & Completeness ⭐⭐⭐⭐⭐ (5/5)

Strengths:

  • Comprehensive coverage: Rules cover all major aspects:
    • Project understanding (overview, structure)
    • Writing standards (voice, tone, syntax, naming)
    • Code quality (TypeScript examples)
    • Quality assurance (review rubric)
    • Content creation (templates)
  • Actionable guidance: Rules provide clear, actionable instructions
  • Cross-references: Rules properly reference each other to create a cohesive system

Rule Coverage:

  • ✅ Project context (2 rules)
  • ✅ Writing guidelines (5 rules)
  • ✅ Templates (2 rules)
  • ✅ Quality assurance (1 rule)

Minor Issues:

  • None identified

Issues & Recommendations

Critical Issues

None identified ✅

Minor Improvements (Optional)

  1. Master file frontmatter: Consider adding description and globs to master.mdc for consistency, though it's not strictly necessary since it's the entry point.

  2. Empty directories: The agents/ and commands/ directories are empty but documented. Consider:

    • Adding a .gitkeep file to preserve them in version control
    • Or removing them until needed (though keeping them is fine for future-proofing)
  3. Version tracking: Consider adding a version or last-updated date to rule files for tracking changes over time (optional enhancement).


Best Practices Demonstrated

  • ✅ Clear hierarchy - Logical organization by purpose
  • ✅ Central index - Master file for discoverability
  • ✅ Consistent structure - Uniform frontmatter and formatting
  • ✅ Comprehensive documentation - README explains everything
  • ✅ Cross-referencing - Rules link to related rules
  • ✅ Template-driven - Template ensures consistency for new rules
  • ✅ Context-aware - Rules specify when to apply via globs and alwaysApply
  • ✅ Future-proofing - Structure accommodates growth

Comparison to Industry Standards

This organization exceeds typical cursor rules implementations:

  • Better than average: Most repos have rules scattered or in a single file
  • Enterprise-grade: Structure is maintainable at scale
  • AI-friendly: Clear categorization helps AI agents find relevant rules
  • Developer-friendly: Easy for humans to understand and extend

Conclusion

The cursor rules organization in this repository is exemplary and serves as a model for other projects. The structure is clear, documentation is comprehensive, consistency is maintained throughout, and the system is designed for long-term maintainability.

Overall Assessment: This is a production-ready, well-architected rules system that demonstrates best practices in organization, documentation, and maintainability.

Recommendation: No changes required. This organization can serve as a reference implementation for other projects.


Verification Checklist

  • [x] All referenced rules exist
  • [x] All rules have proper frontmatter
  • [x] File naming is consistent (snake_case)
  • [x] Cross-references use correct mdc: format
  • [x] Master index is complete
  • [x] Documentation is up-to-date
  • [x] Templates are available
  • [x] Extension process is documented
  • [x] Rules are logically categorized
  • [x] alwaysApply flags are set appropriately

Related Skills

View on GitHub
GitHub Stars0
CategoryDevelopment
Updated7d ago
Forks0

Trust signals

80/100

From repository metadata: license, adoption, age and documentation. Not a code audit — see the Safety scan above for what the skill file itself contains.

1 medium1 low