Mac storage: System Data, caches and large files

Storage settings shows one grey bar called System Data and stops there. These guides open it up: caches, editors, local AI models, large files, and why a disk fills after a few projects.

Three steps, Scan, Review plan and Clean, above the four risk levels, of which only Safe is ticked

Mac storage

Clean your whole Mac in one click? What really works

No safe tool cleans a Mac in one click. Here is the ten minute version that works: see where the space is, clear what rebuilds, and decide the rest yourself.

11 Nov 2026, 5 min read

The folder ~/Library/Caches with Chrome and Slack cache folders marked Safe, and Cookies and History marked Protected

Mac storage

How to clear the cache of every app on a Mac

App caches on a Mac live in ~/Library/Caches and inside Application Support. See the largest ones, clear them per app, and know which folders hold your data.

11 Nov 2026, 5 min read

A storage bar that splits System Data into Developer, Containers, Caches and hidden folders, above a du command

Mac storage

Mac System Data is huge: what a developer can clear

System Data on a Mac is everything Storage settings cannot name: caches, simulators, Docker, package stores, snapshots. See what is in yours and what can go.

11 Nov 2026, 5 min read

The command find ~ -size +1G above three large files not opened for 90 days, each marked Your call

Mac storage

Find large files on a Mac with du, find and mdfind

Three ways to find what fills a Mac disk: du for folders, find for files over 1 GB, and Spotlight's mdfind for large files you have not opened in months.

11 Nov 2026, 5 min read

The commands ollama list and hf cache ls above the Ollama and Hugging Face model folders, both marked Your call

Mac storage

Free space from Ollama and Hugging Face models

Local AI models are the largest files on many Macs. List them with ollama list and hf cache ls, remove the ones you do not use, and pull them back later.

11 Nov 2026, 5 min read

The VS Code folder: Cache, CachedData and logs marked Safe, the User folder marked Protected

Mac storage

Clear VS Code and JetBrains caches on a Mac

Where VS Code, Cursor and JetBrains IDEs keep caches on a Mac, which folders are safe to clear, and which ones hold your settings, history and unsaved files.

11 Nov 2026, 5 min read

A project folder where node_modules, vendor and target are each marked Safe, with the command that rebuilds them

Mac storage

Why a developer's disk fills up after a few projects

Six things fill a developer's disk: copies per project, caches per machine, builds per profile, simulators per OS version, images that only grow, no cleanup.

11 Nov 2026, 5 min read

New guides arrive in the Atom feed of the Wipzy blog. To see the app these guides lead to, watch Wipzy clean a Mac in 47 seconds, read how the four risk levels work, or see what is free and what Pro adds.