fx

name	fx
description	Use this skill when the user wants to view, filter, or process JSON data, transform JSON structures, or work with JSON in the terminal.

fx Plugin

Terminal JSON viewer and processor. View, filter, and transform JSON data with a powerful query language.

Commands

JSON Processing

• fx view json — View and process JSON data

Utility

• fx _ _ — Passthrough to fx CLI

Usage Examples

• "View this JSON file"
• "Filter JSON data"
• "Transform this JSON"
• "Process JSON from curl"

Installation

brew install fx

Or via npm:

npm install -g fx

Or via Go:

go install github.com/antonmedv/fx@latest

Examples

# View JSON file
fx view json data.json

# View JSON from stdin
curl -s https://api.example.com/data | fx

# Filter JSON
cat data.json | fx '.items[] | select(.id > 10)'

# Transform JSON
cat data.json | fx '.[] | {name, value}'

# Interactive mode
fx data.json

# Print specific field
cat data.json | fx '.name'

# Array operations
cat data.json | fx '.[] | .name'

# Complex queries
cat data.json | fx '.users[] | select(.age > 18)'

# Any fx command with passthrough
fx _ _ data.json
fx _ _ -r 'x * 2' < data.json

Key Features

• Interactive mode - Browse JSON with keyboard navigation
• Query language - Powerful filtering and transformation
• Pipe support - Process JSON from stdin
• File support - Read JSON from files
• Color output - Syntax-highlighted JSON
• Compact output - Minified JSON option
• Scripting - Non-interactive mode for scripts

Notes

• Can be used interactively or in scripts
• Supports JavaScript-like query syntax
• Works with any JSON data
• Can output in various formats
• Great for API response inspection