fmtcnv Plugin
Cross-convert data between bson, csv, hjson, hocon, json, json5, jsonl, plist, ron, toml, toon, xml, and yaml formats. Pipeline-ready: reads from stdin and writes to stdout.
Commands
Format conversion
fmtcnv format convert --from <FORMAT> --to <FORMAT> — Convert data between supported formatsfmtcnv format convert --from yaml --to toml --compact — Compact output from YAML to TOMLfmtcnv self version — Print fmtcnv version
Passthrough
fmtcnv _ _ — Passthrough to fmtcnv CLI with full argument access
Usage Examples
- "cat config.yml | fmtcnv format convert --from yaml --to toml > config.toml"
- "curl https://api.github.com/users/pepa65 | fmtcnv format convert --from json --to json5"
- "fmtcnv format convert --from json --to csv --compact < data.json"
- "fmtcnv _ _ --from yaml --to json --compact < input.yaml"
Installation
cargo install fmtcnv
Examples
Convert YAML to TOML
cat cfg.yml | fmtcnv format convert --from yaml --to toml > cfg.toml
Pretty-print JSON
fmtcnv format convert --from json --to json < compact.json > pretty.json
Supported Formats
- bson, csv, hjson, hocon, json, json5, jsonl, plist, ron, toml, toon, xml, yaml
Key Features
- CLI-only, no auth required
- Reads from stdin and writes to stdout (pipeline-ready)
- Supports 13 different data formats
- Compact output option
- Single Rust binary
1---2name: fmtcnv3description: Use this skill when the user wants to convert data between formats like json, csv, yaml, toml, xml, bson, plist, ron, hjson, hocon, json5, jsonl, or toon.4---56# fmtcnv Plugin78Cross-convert data between bson, csv, hjson, hocon, json, json5, jsonl, plist, ron, toml, toon, xml, and yaml formats. Pipeline-ready: reads from stdin and writes to stdout.910## Commands1112### Format conversion13- `fmtcnv format convert --from <FORMAT> --to <FORMAT>` — Convert data between supported formats14- `fmtcnv format convert --from yaml --to toml --compact` — Compact output from YAML to TOML15- `fmtcnv self version` — Print fmtcnv version1617### Passthrough18- `fmtcnv _ _` — Passthrough to fmtcnv CLI with full argument access1920## Usage Examples21- "cat config.yml | fmtcnv format convert --from yaml --to toml > config.toml"22- "curl https://api.github.com/users/pepa65 | fmtcnv format convert --from json --to json5"23- "fmtcnv format convert --from json --to csv --compact < data.json"24- "fmtcnv _ _ --from yaml --to json --compact < input.yaml"2526## Installation2728```bash29cargo install fmtcnv30```3132## Examples3334### Convert YAML to TOML35```bash36cat cfg.yml | fmtcnv format convert --from yaml --to toml > cfg.toml37```3839### Pretty-print JSON40```bash41fmtcnv format convert --from json --to json < compact.json > pretty.json42```4344## Supported Formats45- bson, csv, hjson, hocon, json, json5, jsonl, plist, ron, toml, toon, xml, yaml4647## Key Features48- CLI-only, no auth required49- Reads from stdin and writes to stdout (pipeline-ready)50- Supports 13 different data formats51- Compact output option52- Single Rust binary
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