mockgen-cli

Generate fake data from the command line — names, emails, addresses, JSON, CSV, and custom templates.

Install

pip install mockgen-cli

Quick Start

# Single values
mockgen one email -n 5
mockgen one name --locale de_DE

# Records (table, CSV, JSON)
mockgen record name email city -n 10
mockgen record name email phone --csv -n 100 > users.csv
mockgen record id:uuid name email --json

# Templates
mockgen template "Hello {{name}}, your code is {{uuid}}" -n 5
mockgen template "INSERT INTO users VALUES ('{{name}}', '{{email}}');" -n 50

# From schema file
echo '{"id":"uuid","name":"name","email":"email"}' > schema.json
mockgen schema schema.json -n 20

# List available types
mockgen types

Commands

Output Formats

• Table (default) — aligned columns
• --json — JSON array
• --jsonl — JSON Lines (one object per line)
• --csv — CSV with headers
• --tsv — TSV with headers

48 Built-in Types

name, email, phone, address, city, state, zip, country, company, job, url, domain, ip, uuid, username, password, text, sentence, date, datetime, boolean, int, float, credit_card, latitude, longitude, and more.

Plus any Faker method works directly (e.g., license_plate, ean13).

For AI Agents

See SKILL.md for agent-optimized documentation.

License

MIT