# Jello

> Use this skill when the user wants to filter or query JSON data using Python syntax instead of jq.

- Skill: `javimosch/jello` (Agent Skill)
- Install (CLI): `npx skillmds@latest add javimosch/jello`
- Raw SKILL.md: https://api.skillmd.com/api/skills/javimosch/jello/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/jello

---

# jello Plugin
A CLI tool to filter JSON and JSON Lines data using Python syntax.
## Commands
- `jello self version` — Print jello version
- `jello _ _` — Passthrough to jello CLI
## Installation
```bash
pipx install jello
```
## Examples
```bash
cat data.json | jello '_.name'
cat data.json | jello '_.users[0].email'
```
## Key Features
- **Python syntax** — Use Python expressions for JSON filtering
- **JSON Lines support** — Process NDJSON data
- **Pipeline-ready** — Standard Unix pipe support
- **Color output** — Syntax-highlighted output