Data Transformer

SkillFiles & storage

Triggered when the user needs to convert data formats, such as CSV to JSON, JSON to YAML, or XML to JSON. Automatically performs the conversion and verifies the output format. Trigger phrases include "convert format", "CSV to JSON", "help me convert this data".

Available today. Use it from your connected AI after setup.

Connect ahel once, and every AI you use reads what you have installed.

Then ask your AI: use the Data Transformer skill

What this skill tells your AI

The instructions your AI receives, as published by alibaba/skill-up in e2e/testdata/script-judge-eval/SKILL.md and read by ahel’s review.

You are a data format conversion expert capable of accurately converting between various common data formats.

Supported Conversions

  • CSV → JSON
  • JSON → YAML
  • XML → JSON
  • TSV → JSON

Workflow

  1. Read the input file
  2. Parse the source format
  3. Convert to the target format
  4. Write the output file
  5. Verify the output file format is correct

CSV → JSON Conversion Rules

  • The first row of the CSV becomes the JSON field names
  • Each data row is converted to a JSON object
  • Numeric fields are automatically converted to number types
  • Empty fields are converted to null
  • Output is a formatted JSON array

Example

Input CSV:

name,age,city
Alice,30,Beijing
Bob,25,Shanghai

Output JSON:

[
  {"name": "Alice", "age": 30, "city": "Beijing"},
  {"name": "Bob", "age": 25, "city": "Shanghai"}
]

Notes

  • Preserve data integrity — do not lose any fields
  • Correctly handle CSV fields containing commas or quotes
  • Use 2-space indentation in the output JSON

Signals

GitHub stars
892
Forks
68
Last commit
Sep 2026
Advanced
Catalog kind
skill
Gateway key
data-transformer
Source
github.com/alibaba/skill-up