readability

Compute readability indices and text statistics for writing complexity.

1|Updated Apr 25, 2026
One-click install
npx skills add https://github.com/collat-labs/collat --skill readability-collat-labs
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: readability
Source: https://github.com/collat-labs/collat/tree/main/.agents/skills/readability
Command: npx skills add https://github.com/collat-labs/collat --skill readability-collat-labs

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Readability skills help you quickly understand how easy or difficult your writing is to understand so you can reduce confusion and match the right reading level for your audience.

Core Features & Use Cases

  • Readability scoring: Calculates Flesch Reading Ease, Flesch-Kincaid Grade, Gunning Fog, and SMOG to quantify clarity and estimated grade level.
  • Text profiling: Measures word count, sentence count, average sentence length, average word length, complex-word rate, and an estimate of passive voice.
  • Actionable improvement guidance: Provides targeted recommendations to shorten sentences, simplify complex words, and reduce passive voice where needed.

Quick Start

Use the readability skill on your draft text to get a full set of readability scores and concrete recommendations for rewriting it for your target audience.

Frequently Asked Questions about readability

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I check the reading level of my text?

Reading level analysis applies established indices like Flesch-Kincaid Grade, Gunning Fog, and SMOG to quantify text complexity and estimate the required comprehension grade level. This process helps match documentation and marketing copy to your target audience.

What is a good Flesch Reading Ease score for marketing copy?

A good Flesch Reading Ease score for marketing copy typically falls in the 60-70 range, indicating standard difficulty easily understood by 13- to 15-year-olds. The analysis provides score interpretations and recommendations to shorten sentences and simplify complex words for better clarity.

How do I reduce passive voice in my documentation?

Reducing passive voice in documentation requires identifying sentence-level estimates of passive construction usage. The analysis flags passive voice estimates alongside complex word rates and average sentence lengths, providing targeted recommendations to shorten sentences and simplify vocabulary.

Can I use readability scoring for instructions and technical writing?

Yes, readability scoring applies directly to instructions and technical writing to tune tone and comprehension levels. It analyzes sentence-level and word-level statistics, computing indices like SMOG and Gunning Fog to ensure documentation matches the target audience's reading level.

What text profiling statistics are included in a readability analysis?

Readability analysis includes text profiling statistics such as word count, sentence count, average sentence length, average word length, complex-word rate, and passive voice estimates. These supporting metrics complement readability indices to guide targeted editing decisions for any scenario.