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mcollina/documentation

Creates, structures, and reviews technical documentation following the Diátaxis framework (tutorials, how-to guides, reference, and explanation pages). Use when a user needs to write or reorganize docs, structure a tutorial vs. a how-to guide, build reference docs or API documentation, create explanation pages, choose between Diátaxis documentation types, or improve existing documentation structure. Trigger terms include: documentation structure, Diátaxis, tutorials vs how-to guides, organize docs, user guide, reference docs, technical writing.

91

1.11x
Quality

87%

Does it follow best practices?

Impact

96%

1.11x

Average score across 5 eval scenarios

SecuritybySnyk

Passed

No known issues

Overview
Quality
Evals
Security
Files

Evaluation results

100%

3%

Write a Conceptual Overview of Database Indexing

Criteria
Without context
With context

Concept-framed title

100%

100%

Context section present

100%

100%

Core concept explained

100%

100%

Trade-offs covered

100%

100%

Alternatives discussed

100%

100%

Higher-level perspective

100%

100%

No step-by-step instructions

70%

100%

No technical spec mixing

100%

100%

Rationale emphasis

100%

100%

No how-to framing

100%

100%

92%

28%

Write a Guide for Connecting a Node.js App to Redis

Criteria
Without context
With context

Task-framed title

10%

100%

Goal statement

0%

100%

Assumptions/prerequisites listed

20%

100%

Numbered steps

100%

100%

Expected result stated

90%

100%

Assumes baseline knowledge

100%

100%

No conceptual digressions

100%

100%

Alternatives noted

25%

33%

No tutorial pattern mixing

100%

100%

No reference table mixing

100%

100%

Experienced-user appropriate

87%

100%

93%

-3%

Write Reference Documentation for a Configuration File

Criteria
Without context
With context

Noun-based title

100%

100%

Name field per entry

100%

100%

Type field per entry

100%

100%

Default value per entry

100%

100%

Description per entry

100%

100%

Example per entry

70%

70%

Consistent format

100%

100%

Facts not instructions

100%

70%

No step-by-step mixing

100%

100%

No conceptual mixing

100%

100%

Entries independently scannable

87%

87%

94%

31%

Write a Beginner Tutorial for a Command-Line Tool

Criteria
Without context
With context

Verb-led title

0%

100%

Goal statement present

30%

100%

Prerequisites section

25%

100%

Numbered steps

100%

100%

Verifiable result per step

100%

100%

Final outcome stated

100%

100%

Minimises explanation

50%

70%

Maximises doing

70%

90%

Beginner self-sufficiency

50%

75%

No reference table mixing

100%

100%

No conceptual digressions

75%

100%

72%

-6%

Reorganise Documentation for a Developer Tool

Criteria
Without context
With context

Tutorial separated

87%

100%

How-to separated

100%

100%

Reference separated

50%

75%

Explanation separated

100%

100%

Each file is a single type

66%

66%

Cross-links present

0%

100%

Consistent 'workspace' terminology

75%

62%

Consistent 'sync job' terminology

87%

25%

Tutorial heading pattern

100%

0%

How-to heading pattern

100%

50%

Reference heading pattern

100%

87%

Index file produced

100%

100%

Evaluated
Agent
codex
Model
gpt-5-codex

Table of Contents