ESP-IDF and ~/.espressif: toolchains for every chip and every framework version
ESP-IDF installs a compiler per chip family, a Python environment per IDF version, and keeps every download archive. Where each is and what to clear.
730 guides
Mac storage, explained.
What fills your disk, where it hides, and what is safe to remove. Every guide gives you a way to check it on your own Mac.
~/.dartServer: the Dart and Flutter analysis cache that editors fill and nothing empties
Every Dart and Flutter project you open in an editor adds analysis results to a hidden cache. How to measure it, and why it is safe to clear.
emsdk: every Emscripten release you installed, plus a cache that rebuilds system libraries
The Emscripten SDK keeps each installed release with its own compiler, and a cache of compiled system libraries. How to see both, and remove old releases.
JetBrains Toolbox keeps a spare copy of every IDE: the rollback setting, and the leftovers
Toolbox keeps the previous version of each IDE so you can roll back, plus download caches and leftover folders. The three settings that give the space back.
The Nx cache: every task output in your monorepo, kept until you clear it
Nx stores the output of every cached build, test and lint run so it can replay them. In a busy monorepo it can outgrow node_modules. How to size and clear it.
Lima virtual machines: what lives in ~/.lima, and how to remove instances and images
Lima keeps a disk per instance plus a cache of downloaded images. How to see each instance's real size and remove what you do not use.
Multipass on a Mac: deleted instances that are not gone, and the folder you cannot see
Multipass keeps deleted instances until they are purged, in a folder outside your home folder. How to find the space and actually free it.
Postgres.app keeps a data folder per major version: the old ones after every upgrade
Each PostgreSQL major version in Postgres.app gets its own data directory, and upgrading leaves the old one behind. How to check, and remove it safely.
Unity's Asset Store cache: every package you ever downloaded, kept outside your projects
Unity keeps a copy of every Asset Store package you download, separate from the projects that use them. Where it is on a Mac and how to clear or move it.
Pinokio: every AI app it installs brings its own Python, packages and models
Pinokio installs each AI app into its own folder with its own environment and downloads. How to see which apps are largest and clear the cache safely.
"Disk Not Ejected Properly" when you did not unplug anything: the causes, and what it costs
The warning appears when a drive drops off without being ejected, often while the Mac sleeps. Why it happens, the check it triggers, and how to stop it.
Every zip you ever opened is still in Downloads: one setting that moves them to the Trash
Archive Utility leaves the original zip next to what it extracted, so you keep everything twice. One hidden setting fixes it, and a command finds the old pairs.