z4j 2026.4.0a1

z4j - open-source control plane for Python task infrastructure

z4j

Open-source control plane for Python task infrastructure.

A modern, enterprise-grade replacement for Flower. Monitor, manage, and control your Celery workers, tasks, schedules, and queues from a single dashboard.

Install

# Basic (brain server with SQLite)
pip install z4j

# With Celery support
pip install z4j[celery]

# Full Django + Celery stack
pip install z4j[django,celery]

# Production (Postgres backend)
pip install z4j[django,celery,postgres]

Quick start

# Start the brain server
z4j-brain serve --port 8080 --admin-email [e-mail] --admin-password changeme

# Open http://localhost:8080

Add to your Django project:

# settings.py
INSTALLED_APPS += ['z4j_django']
Z4J_BRAIN_URL = "http://localhost:8080"

Docker

# Single container (evaluation)
docker run -p 8080:8080 z4j/z4j

# Production (Postgres)
docker compose up

Links

• Documentation
• GitHub
• Changelog

License

• Agent packages (z4j-core, z4j-celery, z4j-django, etc.): Apache 2.0
• Brain server (z4j-brain): AGPL v3 (commercial license available)