# PowerJob/PowerJob

Enterprise job scheduling middleware with distributed computing ability.

Repository: https://github.com/PowerJob/PowerJob
Canonical: https://ross.abutalabs.com/products/powerjob
Homepage: http://www.powerjob.tech/
Language: Java
License: Apache-2.0
License Family: permissive
Topics: scheduler, workflow, distributed, mapreduce, java, cron, job, job-scheduler
Last push: 2026-03-07T04:58:29+00:00

## Health v2 (maintenance only)
Score: 56/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 71, release rhythm 11, longevity 100
- inputs: {"age_days": 2361, "days_push": 179, "days_rel": 381, "gap_med": 253, "n_releases_24m": 2}
- flags: none
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 7783, forks 1380 (observed 2026-08-28T04:10:04.969305+00:00)

## What it is
PowerJob is an open-source enterprise job scheduling and distributed computing framework written in Java. It provides a web console, multiple timing strategies (CRON, fixed rate/delay, OpenAPI), workflow DAG orchestration, and MapReduce-style distributed task execution with high availability.

## Use cases
- schedule cron jobs across a distributed cluster
- run MapReduce-style batch data processing tasks
- orchestrate dependent jobs as a DAG workflow
- broadcast tasks to all cluster nodes like log cleanup
- schedule delayed tasks such as processing overdue orders
- monitor and manage scheduled jobs from a web UI
- trigger tasks programmatically via OpenAPI

## When to choose
- you need distributed job scheduling with horizontal scalability in a JVM stack
- you want workflow/DAG dependencies between scheduled jobs
- you need a built-in web console for monitoring, logs, and operations
- you want MapReduce-style parallel execution across worker nodes

## When to avoid
- you only need simple single-node cron scheduling
- your stack is non-JVM and you cannot run Java workers
- you prefer a lightweight scheduler without deploying server and worker clusters

## Facets
- artifact type: framework
- maturity: active
- function: scheduling, workflow-automation, monitoring, alerting, middleware
- domain: microservices, backend, developer-tools
- platform: jvm, self-hosted
- tags: job-scheduler, cron, mapreduce, distributed-computing, task-orchestration, workflow-dag, java, automation, web-server

## Member repositories
- PowerJob/PowerJob (main) score 56

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:10:04.969305+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T17:34:43.753537+00:00, confidence not recorded.
  - readme: https://github.com/PowerJob/PowerJob (fetched 2026-08-28T04:10:04.969305+00:00, sha 9cc13117dfaf)
  - homepage: http://www.powerjob.tech/ (fetched 2026-08-29T08:30:58.272739+00:00, sha a00011423310)
- Data as of 2026-08-30T08:39:29.467469+00:00.