While JetBrains has moved to a "Unified PyCharm" model in more recent releases, version 2018.3.7 holds a unique place in the software's history:
As a "Community Edition" release, version 2018.3.7 is an open-source, free-to-use IDE built on the IntelliJ Platform. It focuses on "pure Python" development, offering a streamlined experience compared to the Professional Edition, which includes advanced web and database tools. jetbrains pycharm community edition 2018.3.7
Version 2018.3.7 performed efficiently for its era. The lack of background inspections (compared to 2020+ versions) reduced CPU load, making it suitable for lower-powered machines. While JetBrains has moved to a "Unified PyCharm"
Even though it’s legacy, you can still find help: version 2018.3.7 is an open-source