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Popular entries in Mac Can I Delete.
Pictures
The ~/Pictures folder usually stores your personal photo libraries, screenshots, and image files created or imported on your Mac.
User Documents Media · ~/Pictures
Library
The ~/Library folder stores per-user app data, settings, caches, and support files that many Mac apps and features rely on.
App Support Data · ~/Library
Desktop
The Desktop folder stores files, screenshots, aliases, and folders you place on your Mac desktop for quick access.
User Documents Media · ~/Desktop
Printers
The /Library/Printers folder stores printer drivers, PPDs, and related printing resources used by macOS and installed printer software.
System Shared Components · /Library/Printers
DerivedData
DerivedData stores Xcode’s intermediate build products, indexes, and debug artifacts created while compiling and running projects.
Xcode Junk · Developer Data · ~/Library/Developer/Xcode/DerivedData
User Caches
This folder stores temporary CloudKit cache data used by Apple’s cloud sync features to speed up syncing and local access.
CloudKit · Cloud Sync Data · ~/Library/Caches/CloudKit
System Logs install.log
/private/var/log/install.log is a macOS system log that records software installation activity and package installer events.
System Logs · Logs Diagnostics · /private/var/log/install.log
Microsoft Edge Edge Caches
This folder stores temporary Microsoft Edge cache data that helps pages, images, and site content load faster on your Mac.
Microsoft Edge · Browser Data · ~/Library/Caches/Microsoft Edge
Xcode Junk Xcode Cache
This folder stores cached data used by Xcode to speed up launches, indexing, and other developer workflows on your Mac.
Xcode Junk · Caches Temporary Files · ~/Library/Caches/com.apple.dt.Xcode
Logs
/Library/Logs stores system-wide log files created by macOS and installed software for troubleshooting, diagnostics, and service activity records.
Logs Diagnostics · /Library/Logs
Codex Var Folders Cache
This folder is likely a per-user temporary working or cache location created by the Codex app under macOS /private/var/folders.
Codex · Caches Temporary Files · /private/var/folders/jb/4mnygrgj01bdk1z6p5jgsl480000gn/C/com.openai.codex
Mobile Documents
The ~/Library/Mobile Documents folder stores iCloud Drive and app document sync data used by macOS and many Apple apps.
Cloud Sync Data · ~/Library/Mobile Documents
Extensions
/Library/Extensions stores kernel extensions used by macOS or installed hardware and security software to add low-level system features.
System Shared Components · /Library/Extensions
Google Chrome Chrome Caches
Google Chrome Chrome Caches stores temporary browser data that helps Chrome load websites and resources faster on your Mac.
Google Chrome · Browser Data · ~/Library/Caches/Google/Chrome
Xcode Junk Xcode Logs
This folder stores Xcode-related log files in your user Library, typically created during development, builds, debugging, or simulator activity.
Xcode Junk · Logs Diagnostics · ~/Library/Logs/Xcode
Xcode Junk Derived Data
Xcode DerivedData stores temporary build products, indexes, and intermediate files created while building and debugging projects in Xcode.
Xcode Junk · Developer Data · ~/Library/Developer/Xcode/DerivedData
node-gyp User Caches
Cache files used by node-gyp while downloading and preparing Node.js build headers for native module compilation.
node-gyp · Caches Temporary Files · ~/Library/Caches/node-gyp
System
The /System folder contains core macOS files and frameworks required for startup, built-in apps, and normal system operation.
System Shared Components · /System
Applications
The /Applications folder is the main place where macOS stores installed apps that are available to all users on the Mac.
System Shared Components · /Applications
Rustup
The ~/.rustup folder stores Rust toolchains, components, and metadata installed by rustup for Rust development on your Mac.
Developer Data · ~/.rustup
~
Your home folder (~) is the main personal directory for your macOS account, containing your documents, desktop files, settings, and app data.
User Documents Media · ~
com.canva.affinity.quicklook
This folder is likely a sandbox container used by an Affinity-related Quick Look extension to support Finder previews on macOS.
affinity · App Support Data · ~/Library/Containers/com.canva.affinity.quicklook
Npm
The ~/.npm folder stores npm cache and package data used by Node.js development tools and command-line installs.
Developer Data · ~/.npm
Audio
/Library/Audio is a shared macOS system location for audio components, drivers, plug-ins, and MIDI resources used by the OS and audio software.
System Shared Components · /Library/Audio
swift-menu Container
This is the sandbox container folder for com.iboysoft.swift-menu, used to store app-specific data and settings on macOS.
swift-menu · App Support Data · ~/Library/Containers/com.iboysoft.swift-menu
Launch Daemons
/Library/LaunchDaemons stores system-wide background service definitions that let macOS and installed software start tasks automatically.
System Shared Components · /Library/LaunchDaemons
Frameworks
/Library/Frameworks stores shared frameworks installed for macOS apps, especially older, cross-platform, or developer-related software.
System Shared Components · /Library/Frameworks
com.microsoft.edgemac.helper
A temporary helper folder used by Microsoft Edge on macOS, typically created for cached or short-lived browser helper activity.
com.microsoft.edgemac.helper · Caches Temporary Files · /private/var/folders/jb/4mnygrgj01bdk1z6p5jgsl480000gn/C/com.microsoft.edgemac.helper
Safari Cache
This folder stores Safari’s cached web content to speed up page loading and reduce repeated downloads during browsing.
Safari · Browser Data · ~/Library/Caches/com.apple.Safari
tmp
This tmp folder stores temporary working files for Adobe Acrobat inside its macOS app container during document viewing, editing, and conversion tasks.
Adobe Acrobat · Caches Temporary Files · ~/Library/Containers/com.adobe.Acrobat.Pro/Data/tmp
com.microsoft.edgemac
This folder stores cached data for Microsoft Edge on your Mac to help the browser load content faster and reduce repeated downloads.
Microsoft Edge · Browser Data · ~/Library/Caches/com.microsoft.edgemac
com.flyingmeat.Acorn8.QLThumbnail
A sandbox container used by Acorn8’s Quick Look thumbnail helper to store its isolated app data on your Mac.
Acorn8 · App Support Data · ~/Library/Containers/com.flyingmeat.Acorn8.QLThumbnail
Users
The /Users folder is the top-level location that stores user home folders and personal data for accounts on a Mac.
User Documents Media · /Users
6H4HRTU5E3.group.com.avast.osx
This Group Containers folder is typically shared app data used by Avast components on macOS for settings, communication, or stored app data.
osx · App Support Data · ~/Library/Group Containers/6H4HRTU5E3.group.com.avast.osx
Xcode Junk iOS Device Support
Xcode iOS DeviceSupport stores files Xcode uses to work with specific iPhone and iPad iOS versions during development and device debugging.
Xcode Junk · Developer Data · ~/Library/Developer/Xcode/iOS DeviceSupport
Bin
/bin is a core Unix system directory on macOS that holds essential command-line tools used by the operating system and Terminal sessions.
System Shared Components · /bin