What's eating your Mac's disk?
Every entry below is a folder that quietly eats disk space on Macs, drawn from the same rules database that powers Diskmack. Each page tells you what the folder is, whether deleting it is safe, and the right way to clean it.
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How to clear caches on your Mac without breaking anything
Clearing caches on a Mac is safe if you do it the right way. What caches actually are, which ones come back, and why official cleanup commands beat manual deletes.
Mac storage full: how to actually free space (not the Apple checklist)
When your Mac says the disk is full, the fix is finding the real hogs, not emptying the Trash again. A practical order of attack with real paths and commands.
System Data huge on your Mac: what it actually is and how to shrink it
System Data on a Mac lumps together caches, snapshots, developer tools, and app files. Here is what actually hides inside it and how to shrink it safely.
JavaScript & Node
- Can I delete the .npm folder on my Mac? Yes, it's safe
- Is It Safe to Delete node_modules on Your Mac?
- Is ~/.yarn Safe to Delete? How to Clear the Yarn Cache on a Mac
- Is the pnpm store safe to delete on your Mac?
- Clear the Bun Install Cache: Is ~/.bun/install/cache Safe to Delete?
- Can You Delete the .next Folder? Yes, and Here's Why
- Can You Delete the .nuxt Folder? Yes, It's Safe
- Can I Delete the .turbo Folder? Yes, It's Safe
- Can I Delete .parcel-cache? Yes, and Here's the Safe Way
- Can I delete the Electron cache on my Mac? Yes, it's safe
- What Is the .node-gyp Folder and Is It Safe to Delete?
Python & ML
- How to Clear the pip Cache on Your Mac (and Why It's Safe to Delete)
- Is It Safe to Delete the uv Cache (~/.cache/uv) on a Mac?
- Is the Hugging Face cache safe to delete? What's inside ~/.cache/huggingface
- Can I delete __pycache__? Yes, it's safe on every Mac
- Can I Delete the venv Folder? Yes, With One Check First
- The conda pkgs folder is huge. Is it safe to delete?
- Ollama models taking up space on your Mac? How to delete them safely
- LM Studio models filling your disk: is ~/.lmstudio safe to delete?
Rust, Go & JVM
- Clearing the Cargo Cache on Mac: Is ~/.cargo/registry Safe to Delete?
- Rustup toolchains taking up space on your Mac? What's safe to delete
- Rust target Folder Is Huge: Is It Safe to Delete?
- Is It Safe to Delete the Go Module Cache (~/go/pkg/mod) on a Mac?
- Can I Delete the .gradle Folder on My Mac? Yes, Here's How
- Can I Delete the .m2 Folder on My Mac? (Maven Repository Cache)
- Can I Delete the .ivy2 Folder on My Mac? Yes, and Here's Why
- Can I Delete .pub-cache? Yes, and Flutter Will Rebuild It
- Can You Delete the .gem Folder on Your Mac?
- Is It Safe to Clear the Composer Cache on a Mac? (~/.composer/cache)
- Can I Delete the .terraform Folder? Yes, It's Safe
Xcode & iOS
- Is It Safe to Delete Xcode's DerivedData Folder?
- Is It Safe to Delete Xcode Archives? Yes, but Keep the Ones That Matter
- Is It Safe to Delete iOS DeviceSupport Files on Your Mac?
- iOS Simulator Caches Taking Up Space? Yes, You Can Delete Them
- Is It Safe to Delete iOS Simulator Devices on Your Mac?
- Is Xcode's Download Cache Safe to Delete? (com.apple.dt.Xcode)
- Can I Delete the Pods Folder? Yes, CocoaPods Rebuilds It
Docker & VMs
Mac system folders
- Your Mac's Library Folder Is Huge. Can You Delete It?
- Can You Delete the Library Caches Folder on a Mac?
- Can I Delete ~/Library/Logs on My Mac? Yes, It's Safe
- Application Support Folder Is Huge: What's Safe to Delete?
- Is It Safe to Delete Old iPhone Backups on Your Mac?
- Is It Safe to Delete ~/Library/CloudStorage on a Mac?
- Mobile Documents Folder Huge on Your Mac? Don't Delete It Directly
- The ShipIt Folder on Mac: What It Is and Whether It's Safe to Delete
- Trash taking up space on your Mac? Yes, it's safe to empty
- What Is the .cache Folder on a Mac, and Is It Safe to Delete?
- How to clear the Homebrew cache on your Mac (yes, it's safe to delete)
Apps & browsers
- What Is the .hermes Folder on Your Mac, and Can You Delete It?
- Steam Games Taking Up Space on Mac: Safe to Delete?
- How to clear the Slack cache on your Mac (yes, it's safe to delete)
- How to Clear the Discord Cache on a Mac (Yes, It's Safe to Delete)
- Spotify Cache on Mac: Is It Safe to Delete?
- Chrome's cache is taking up space on your Mac: yes, you can delete it
- How to Clear the Firefox Cache on a Mac (and Why It's Safe to Delete)
- Is It Safe to Clear the Safari Cache on Your Mac?
- Is the VS Code Cache Folder Safe to Delete on Mac?
- Is the VS Code Extensions Folder Safe to Delete on Your Mac?
- What is the .cursor folder on your Mac, and is it safe to delete?
- What is the .gemini folder on your Mac, and is it safe to delete?
- What Is the ~/.trae Folder, and Is It Safe to Delete?
- What is the .antigravity folder, and is it safe to delete?
- What Is the .codeium Folder on Mac, and Is It Safe to Delete?
- Splice Folder Taking Up Space on Mac: Safe to Delete?
Personal data & media
- Photos Library Taking Up Space on Your Mac: Can You Delete It?
- Music Library Taking Up Space on Your Mac? Don't Delete ~/Music
- Movies Folder Taking Up Space on Your Mac? Don't Just Delete It
- Should You Empty the Downloads Folder on Your Mac?
- Mail Taking Up Space on Your Mac? Don't Delete ~/Library/Mail
- Messages Taking Up Space on Your Mac: Can You Delete ~/Library/Messages?
Dev leftovers
safe to cleancautionyour filessystem managed