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Accounts and Integrations

Connecting GitHub, Bitbucket, users, permissions, API, notifications, integrations

Build Environment

Configuration, config.yml, Workflows, Docker, jobs, execution environment, CLI

Caching Dependencies

Speed up builds, cache strategies, source and dependency caching

Running Tests

Optimising tests, testing strategies, browser testing, test summary, JUNIT reporting and Insights

Deploying Applications

Continuous Deployment to services such as Heroku, AWS, GCP, GAE, Kubernetes, Docker and more


MySQL, PostgreSQL, MongoDB, Redis, RabbitMQ and more - ask your database questions here

Programming Languages

Ruby, Python, Javascript, Java, Clojure and more - ask you languages specific questions here.


This is the place to discuss testing, CI, and CD on mobile devices including iOS and Android.

Tips, Tricks and Hacks

Share your tips, tricks and hacks for getting the most out of CircleCI

Bug Reports

Please report any bugs that you find here.


Community is a parent category that contains 3 awesome sub-categories. Under Community we have Projects, Documentation, and Hacks.

Discourse Site Feedback

Discussion about this site, its organization, how it works, and how we can improve it.

CircleCI 2.0

Category closed now 2.0 is generally available.

Feature Requests

Category closed. Please submit ideas here: