Babysitter knowledge-extractor

Extract tribal knowledge from code, documentation, and commit history to preserve institutional memory

install

source · Clone the upstream repo

git clone https://github.com/a5c-ai/babysitter

Claude Code · Install into ~/.claude/skills/

T=$(mktemp -d) && git clone --depth=1 https://github.com/a5c-ai/babysitter "$T" && mkdir -p ~/.claude/skills && cp -r "$T/library/specializations/code-migration-modernization/skills/knowledge-extractor" ~/.claude/skills/a5c-ai-babysitter-knowledge-extractor && rm -rf "$T"

manifest: library/specializations/code-migration-modernization/skills/knowledge-extractor/SKILL.md

Knowledge Extractor Skill

Extracts tribal knowledge from code comments, commit messages, documentation, and other sources to preserve institutional memory during migration.

Purpose

Enable knowledge preservation for:

Comment analysis and extraction
Commit message mining
Documentation parsing
Pattern recognition
Business rule discovery

Capabilities

1. Comment Analysis

Extract TODO/FIXME comments
Parse documentation comments
Identify explanatory notes
Find warning comments

2. Commit Message Mining

Extract rationale from commits
Identify bug fix context
Find feature explanations
Track decision history

3. Documentation Parsing

Parse markdown documentation
Extract from wikis
Process README files
Catalog API docs

4. Pattern Recognition

Identify coding patterns
Recognize idioms
Detect conventions
Map architectural patterns

5. Business Rule Extraction

Find business logic comments
Extract validation rules
Identify calculation explanations
Document edge cases

6. Glossary Generation

Build domain vocabulary
Define abbreviations
Map term usage
Create terminology guide

Tool Integrations

Tool	Purpose	Integration Method
Sourcegraph	Code search	API
GitHub API	Commit history	API
grep/ripgrep	Pattern search	CLI
Custom NLP	Text analysis	Library
Confluence API	Wiki extraction	API

Output Schema

{
  "extractionId": "string",
  "timestamp": "ISO8601",
  "knowledge": {
    "comments": [
      {
        "type": "todo|fixme|note|warning|explanation",
        "file": "string",
        "line": "number",
        "content": "string",
        "context": "string"
      }
    ],
    "commits": [
      {
        "hash": "string",
        "message": "string",
        "author": "string",
        "context": "string",
        "relatedFiles": []
      }
    ],
    "documentation": [],
    "businessRules": [],
    "glossary": {}
  }
}

Integration with Migration Processes

legacy-codebase-assessment: Knowledge discovery
documentation-migration: Source material

Related Skills

```
legacy-code-interpreter
```
: Code understanding
```
documentation-generator
```
: Doc creation

Related Agents

```
legacy-system-archaeologist
```
: Uses for excavation
```
documentation-migration-agent
```
: Uses for doc creation