# Convfmt

> Use this skill when the user wants to convert data between JSON, YAML, TOML, and other structured formats.

- Skill: `javimosch/convfmt` (Agent Skill)
- Install (CLI): `npx skillmds@latest add javimosch/convfmt`
- Raw SKILL.md: https://api.skillmd.com/api/skills/javimosch/convfmt/raw
- Safety review: PASS (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: javimosch (https://skillmd.com/u/javimosch)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/javimosch/convfmt

---


# convfmt Plugin

CLI tool for converting data files between JSON, YAML, TOML, and other structured data formats.

## Commands

### File Conversion
- `convfmt file convert` — Convert data between formats

## Usage Examples
- "Convert this JSON file to YAML"
- "Turn this TOML config into JSON"
- "Change this YAML to TOML format"

## Installation

```bash
cargo install convfmt
```

## Examples

```bash
convfmt input.json --output output.yaml
convfmt config.toml --format json
convfmt data.yaml --format toml --output data.toml
```

## Key Features
- Multi-format support (JSON, YAML, TOML)
- Auto-detect input format
- Preserve data types during conversion
- Pretty-print output
- Fast Rust implementation