IntelliJ directories

https://intellij-support.jetbrains.com/hc/en-us/articles/206544519-Directories-used-by-the-IDE-to-store-settings-caches-plugins-and-logs

Windows

• $env:APPDATA/JetBrains/IntelliJIdea<version>
  • Configuration
  • Plugins
  • project.default.xml: Default settings for new projects

• $env:LOCALAPPDATA/JetBrains/IntelliJIdea<version>
  • System/Caches
  • Log
  • caches: General caches (PSI, syntax trees, etc.)
  • index: Indexing data

MacOS

• ~/Library/Application Support/JetBrains/IntelliJIdea<version>
  • Configuration
  • Plugins
• ~/Library/Caches/JetBrains/IntelliJIdea<version>
  • System/Caches
• ~/Library/Logs/JetBrains/IntelliJIdea<version>
  • Logs

Linux/WSL

• ~/.config/JetBrains/IntelliJIdea<version>
  • Configuration
• ~/.local/share/JetBrains/IntelliJIdea<version>
  • Plugins
• ~/.cache/JetBrains/IntelliJIdea<version>
  • System/Caches
  • Log

Android Studio directories

• https://developer.android.com/studio/intro/studio-config#file_location
• https://developer.android.com/studio/troubleshoot#directories

Windows

• Configuration (idea.config.path): %APPDATA%\\Google\\AndroidStudioVERSION