humanizerai/agent-skills/readability

Claude Code and agent skill by humanizerai/agent-skills

Trust tier 2
  • community
Source check pending

Checking that the SKILL.md file is still in the repository.

Analyze text readability with Flesch-Kincaid, Gunning Fog, SMOG, and other metrics. Returns objective scores with interpretation and recommendations.

Install

npx vskill@latest install humanizerai/agent-skills/readability

SKILL.md

Analyze Readability

Calculate and display readability metrics for the provided text.

Input

The user provides text in $ARGUMENTS. If no text provided, ask for it.

Metrics to Calculate

Core Scores
MetricFormulaInterpretation
Flesch Reading Ease206.835 - 1.015(words/sentences) - 84.6(syllables/words)0-100, higher = easier
Flesch-Kincaid Grade0.39(words/sentences) + 11.8(syllables/words) - 15.59US grade level
Gunning Fog Index0.4[(words/sentences) + 100(complex words/words)]Years of education
SMOG Index1.043 × √(complex words × 30/sentences) + 3.1291Grade level

Complex words = 3+ syllables

Text Statistics
  • Word count
  • Sentence count
  • Average sentence length (words)
  • Average word length (characters)
  • Complex words count and %
  • Passive voice sentences (estimate)

Output Format

## Readability Analysis
 
### Scores
| Metric | Score | Meaning |
|--------|-------|---------|
| Flesch Reading Ease | [X] | [interpretation] |
| Flesch-Kincaid Grade | [X] | [grade level] |
| Gunning Fog | [X] | [years education] |
| SMOG | [X] | [grade level] |
 
### Statistics
- Words: [X]
- Sentences: [X]
- Avg sentence length: [X] words
- Complex words: [X] ([Y]%)
 
### Target Audience
[Who can easily read this based on scores]
 
### Recommendations
1. [Specific suggestion]
2. [Specific suggestion]
3. [Specific suggestion]

Interpretation Guide

Flesch ScoreGradeAudience
90-1005thVery easy
80-896thEasy
70-797thFairly easy
60-698-9thStandard
50-5910-12thFairly difficult
30-49CollegeDifficult
0-29GraduateVery difficult

Recommendations

Based on scores, suggest:

  • Sentences to shorten (if avg > 20 words)
  • Complex words to simplify
  • Passive voice to convert to active
  • Specific examples of what to fix

Security

  • Security scanPassed, 100 of 100Pattern checks on the skill's files.
  • Model reviewPassed

See the full security report

Quality evaluation

  • Task evaluationNot runNo evaluation yet. Run one in Skill Studio.

See evaluation results

Source

Popularity

Repository stars
23
Repository forks
6
7-day trend score
16

Stars and forks are for the whole GitHub repository, not this skill alone. Refreshed 26 Mar 2026, 7 months ago.

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