data-transformer
Triggered when the user needs to convert data formats, such as CSV to JSON, JSON to YAML, or XML to JSON.
Skill by OahMoza
Install
Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.
npx agentmarket install skill/oahmoza-data-transformer
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About
Use cases: spreadsheets, testing, data
Reviews
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What's inside
- Skill name
data-transformer- Description
- 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".
- License
- Apache-2.0
- Instructions
- 51 lines in SKILL.md · view on GitHub
Before installing
- Ships executable scripts
Agent Skills spec issues
- name: "data-transformer" does not match folder "script-judge-eval"
Files (11)
- README.md
- SKILL.md
- csv-to-json.yaml · evals/cases/
- eval.yaml · evals/
- evals.json · evals/
- input.csv · evals/fixtures/workspace/
- csv-to-json-grading.json · fixtures/expected/
- csv-to-json.json · fixtures/judge-inputs/
- check-transform.sh · fixtures/scripts/
- input.csv · fixtures/workspace/
- output.json · fixtures/workspace/
SKILL.md (first lines)
# Data Transformer
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:
```csv
name,age,city
Alice,30,Beijing
Bob,25,Shanghai
```
Output JSON:
```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 JSONFrom OahMoza/agent-skill-eval, Apache-2.0.
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Signals
- Stars
- 0
- Forks
- 0
- Open issues
- 0
- Last commit (this folder)
- May 14, 2026 (5 months ago)
From GitHub (fetched Oct 24, 2026).
Details
- License
- Apache-2.0
- Repository
- github.com/OahMoza/agent-skill-eval
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
- Source
- GitHubgithub-graphql
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Cite this page
data-transformer skill. Agent Mart. https://agentmart.dev/skills/oahmoza-data-transformer (last updated 2026-10-24)