Specifiction
For vendors
AdvertiseTop spots, featured rows, home sponsor Get listedAdd a product we don't cover yet Claim a listingFree: verify the domain, then correct your page Vendor dashboardNumbers, orders and placements
List your tool
Vendor dashboard
Tech riderRev. 4 Oct 2026

Celery

Ch 076.9of 37 Task Queue Software
  1. 1Runs onAPI, Linux, Mac, self-hosted
  2. 2CostsFree plan
  3. 3Deployment modelself hosted
  4. 4Custom retry policyYes
  5. 5Scheduled jobsYes
  6. 6Dead-letter queueYes
  7. 7Official SDK languagesPython
7 lines stated Written from the maker's own pages: docs.celeryq.dev
Visit site Alternatives
The Celery homepage

Overview

Celery is ranked #7 of 37 in task queue software on Specifiction. It runs on API, Linux, macOS, Self-hosted. There is a free plan.

Celery plans and pricing

All plans
Celery Free Open-source distributed task queue · install via PyPI or from source docs.celeryq.dev · 4 Oct 2026

Compared on task queue software

Deployment model
self_hosteddocs.celeryq.dev
Custom retry policy
Yesdocs.celeryq.dev
Scheduled jobs
Yesdocs.celeryq.dev
Dead-letter queue
Yesdocs.celeryq.dev
Official SDK languages
Pythondocs.celeryq.dev

Facts

Purpose
Celery is a distributed task queue focused on real-time processing that also supports task scheduling.docs.celeryq.dev · 4 Oct 2026
Task processing
Celery sends task messages through a broker, which delivers them to worker processes for execution.docs.celeryq.dev · 4 Oct 2026
Scaling
A Celery system can use multiple workers and brokers to support high availability and horizontal scaling.docs.celeryq.dev · 4 Oct 2026
Scheduling
Celery Beat starts tasks at regular intervals for execution by available worker nodes.docs.celeryq.dev · 4 Oct 2026
Broker integrations
Documented message transports include RabbitMQ, Redis, Amazon SQS, Kafka, and Google Pub/Sub.docs.celeryq.dev · 4 Oct 2026
Broker limits
The documentation marks RabbitMQ and Redis stable, SQS stable without monitoring or remote control, and Kafka experimental without either capability.docs.celeryq.dev · 4 Oct 2026
Web framework integrations
Celery documents integrations for Django, Pyramid, Pylons, Flask, web2py, Tornado, and FastAPI.github.com · 4 Oct 2026
Monitoring
Celery provides commands to inspect and manage worker nodes and documents monitoring tools including Flower and event utilities.docs.celeryq.dev · 4 Oct 2026
Security
Celery advises treating it as an unsafe component and recommends restricting broker access; supported broker backends can use SSL encryption and authentication.docs.celeryq.dev · 4 Oct 2026
Supported runtime
Celery 5.6 runs on Python 3.9 through 3.13 and PyPy 3.9 or newer.github.com · 4 Oct 2026
Windows support
The project says Windows is not officially supported, although it may work.github.com · 4 Oct 2026
Support channels
The project points users to its mailing list, IRC channel, issue tracker, and community resources for help.github.com · 4 Oct 2026
License
Celery is open source and licensed under the New BSD License.docs.celeryq.dev · 4 Oct 2026

Best Celery alternatives

See all 20
All accessCh 01 IronWorker Free planFree trialAPI from $169/mo7.7 All accessCh 02 Faktory Free planLinuxMac from $99/mo7.3 All accessCh 03 pg-boss Free planAPILinux Free to start7.2 All accessCh 04 Inngest Free planAPILinux from $99/mo7.0 All accessCh 05 River Free planself-hostedWeb from $125/mo7.0 All accessCh 06 Taskiq LinuxMac 7.0

Where it ranks on Specifiction

Is Celery yours?

Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.

Claim it free Promote Celery

Sources