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Docs
Full CircleCI Documentation
Read the Docs
Knowledge base
Accounts, Permissions and Billing
Signing up, logging in, payment, GitHub and Bitbucket authorization issues.
Using CircleCI
Configuration reference and YAML config options. CircleCI settings and features.
CircleCI 1.0 End of Life
How to migrate to CircleCI 2.0. Migration tips. (CircleCI 1.0 is EOL at end of August 2018)
Deploying Applications
Continuous deployment to your hosting solution (Heroku, Azure, GCP, AWS etc)
Languages and Databases
Python, Ruby, JavaScript, Java, Clojure, PostgreSQL, MySQL and more.
Mobile
iOS and Android testing and deployment.
CircleCI server system administration
Installing and administering CircleCI server hosted on your own Infrastructure.
Misc
General questions about CircleCI including security and certification.
