https://volumelens.onzira.com/blog/ Long-form guides on Mac storage, developer caches, and cleanup — from the makers of VolumeLens. en © Onzira Labs Private Limited https://volumelens.onzira.com/blog/find-what-is-taking-up-space-on-mac/ https://volumelens.onzira.com/blog/find-what-is-taking-up-space-on-mac/ A calm, thorough walkthrough for finding where the storage went on macOS Sequoia and Sonoma — using the built-in tools first, then a visual map when the built-in tools stop being enough. Sat, 05 Sep 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/mac-cleanup-checklist-printable/ https://volumelens.onzira.com/blog/mac-cleanup-checklist-printable/ A single-page, condensed Mac cleanup checklist covering Trash, Downloads, developer caches, and snapshots — short enough to copy into Notes or print and keep by the desk. Fri, 04 Sep 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/mac-storage-tools-tests-you-can-run/ https://volumelens.onzira.com/blog/mac-storage-tools-tests-you-can-run/ Five hands-on tests — hard-link double-counting, sparse files, package interiors, and a network monitor check — you can run on any Mac storage tool to verify its claims yourself. Thu, 03 Sep 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/ml-model-cache-cleanup-mac/ https://volumelens.onzira.com/blog/ml-model-cache-cleanup-mac/ Where local machine learning model caches actually live on a Mac — Hugging Face, Ollama, and LM Studio — and how to prune them safely without breaking a tool you still use. Wed, 02 Sep 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/mac-storage-full-emergency/ https://volumelens.onzira.com/blog/mac-storage-full-emergency/ Your Mac is at 99% and refusing to save. Here is a calm, ordered 15-minute routine that reclaims enough space to think clearly and avoid a disk-full crash. Tue, 01 Sep 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/virtual-machine-disks-cleanup-mac/ https://volumelens.onzira.com/blog/virtual-machine-disks-cleanup-mac/ How to reclaim space from Parallels, VMware Fusion, and UTM virtual machines on a Mac — growable versus pre-allocated disks, snapshot cleanup, and compacting. Mon, 31 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/go-modules-cache-cleanup/ https://volumelens.onzira.com/blog/go-modules-cache-cleanup/ What's stored in ~/go/pkg/mod, the difference between GOPATH and GOMODCACHE, and when go clean -modcache is actually worth running. Sun, 30 Aug 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/monthly-mac-cleanup-habit/ https://volumelens.onzira.com/blog/monthly-mac-cleanup-habit/ A realistic way to build a monthly Mac cleanup habit — a calendar reminder, a short checklist, and focusing on three folders a month instead of trying to do everything at once. Sat, 29 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/mac-storage-vs-disk-space/ https://volumelens.onzira.com/blog/mac-storage-vs-disk-space/ Storage, disk space, and drive space get used interchangeably on Mac, but the terms differ, including the decimal-versus-binary gap behind advertised capacity. Fri, 28 Aug 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/before-macos-upgrade-cleanup/ https://volumelens.onzira.com/blog/before-macos-upgrade-cleanup/ A pre-upgrade checklist that stops the installer from failing halfway: disk headroom, Time Machine, legacy app checks, and the caches macOS will rebuild anyway. Thu, 27 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/nvm-fnm-node-versions/ https://volumelens.onzira.com/blog/nvm-fnm-node-versions/ Why every Node version installed through nvm or fnm keeps its own complete copy of npm and global packages, and how to find and remove the ones you no longer need. Wed, 26 Aug 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-storage-tools-and-icloud/ https://volumelens.onzira.com/blog/mac-storage-tools-and-icloud/ How iCloud placeholder files, dataless files, and Optimise Mac Storage affect what a storage tool can see, and why scans on iCloud-heavy Macs often undercount real usage. Tue, 25 Aug 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/family-shared-mac-cleanup/ https://volumelens.onzira.com/blog/family-shared-mac-cleanup/ How to free up space on a Mac used by multiple family members — per-user caches, a shared Downloads folder, an external Photos library, and respecting what isn't yours to delete. Mon, 24 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/deno-bun-caches/ https://volumelens.onzira.com/blog/deno-bun-caches/ How ~/.deno and ~/.bun/install/cache work, what deno cache --reload and bun pm cache rm actually do, and how the two newer JavaScript runtimes compare to npm. Sun, 23 Aug 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-cleanup-after-factory-reset/ https://volumelens.onzira.com/blog/mac-cleanup-after-factory-reset/ How to approach storage after a Mac factory reset — choosing Migration Assistant versus a fresh setup, what iCloud re-sync brings back, and what's worth deliberately leaving behind. Sat, 22 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/apple-storage-screen-limits/ https://volumelens.onzira.com/blog/apple-storage-screen-limits/ A clear-eyed look at what System Settings Storage and Reduce Clutter actually do on macOS, and the specific things — folder view, System Data detail — they were never built to show. Fri, 21 Aug 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/trash-wont-empty-mac/ https://volumelens.onzira.com/blog/trash-wont-empty-mac/ Why the Mac Trash sometimes refuses to empty — files still in use, permission issues, locked flags, and per-volume Trash folders — and how to resolve each cause safely. Thu, 20 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/apfs-clones-copy-on-write/ https://volumelens.onzira.com/blog/apfs-clones-copy-on-write/ Duplicating a file on APFS creates a clone sharing the same data blocks as the original, which is why it is instant and free until either copy is edited. Wed, 19 Aug 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/maven-m2-cleanup/ https://volumelens.onzira.com/blog/maven-m2-cleanup/ Why SNAPSHOT versions accumulate forever in Maven's local repository, how mvn dependency:purge-local-repository works, and what's safe to delete by hand. Tue, 18 Aug 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-empty-folders-cleanup/ https://volumelens.onzira.com/blog/mac-empty-folders-cleanup/ Why Macs accumulate empty folders from old installs and Xcode projects, how to find them safely, and how to remove them without touching folders that only look empty. Mon, 17 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/mac-storage-tools-for-general-users/ https://volumelens.onzira.com/blog/mac-storage-tools-for-general-users/ What actually matters in a Mac storage tool for non-technical users, why jargon-free design beats a long feature list, and why one-click clean claims deserve caution. Sun, 16 Aug 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/mac-metadata-and-spotlight/ https://volumelens.onzira.com/blog/mac-metadata-and-spotlight/ Spotlight's indexing pipeline relies on mdworker, mdimporter plugins, and the mdfind, mdimport, and mdutil commands — here is how each piece fits together. Sat, 15 Aug 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/find-duplicate-files-mac/ https://volumelens.onzira.com/blog/find-duplicate-files-mac/ How to find genuine duplicate files on a Mac safely — telling true duplicates from hard-linked copies, how content hashing works, and why deleting the wrong one can break references. Fri, 14 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/old-dmg-installers-cleanup/ https://volumelens.onzira.com/blog/old-dmg-installers-cleanup/ A guide to safely clearing years of accumulated .dmg, .pkg, and .zip installers from a Mac, and how to recognise which ones you actually still need. Thu, 13 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/gradle-cache-cleanup-mac/ https://volumelens.onzira.com/blog/gradle-cache-cleanup-mac/ What lives in ~/.gradle/caches, why wrapper distributions pile up separately, and when --refresh-dependencies is the better fix than deleting the cache. Wed, 12 Aug 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-storage-tools-for-creatives/ https://volumelens.onzira.com/blog/mac-storage-tools-for-creatives/ What matters in a Mac storage tool for video editors, motion designers, and photographers: package-style project files, Adobe caches, and support for scanning external drives. Tue, 11 Aug 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/mac-movies-folder-cleanup/ https://volumelens.onzira.com/blog/mac-movies-folder-cleanup/ How to clean ~/Movies on a Mac without breaking an iMovie or Final Cut project — telling screen recordings, library bundles, and raw footage apart before you delete anything. Mon, 10 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/final-cut-pro-libraries-cleanup/ https://volumelens.onzira.com/blog/final-cut-pro-libraries-cleanup/ Final Cut Pro libraries mix camera media with render files, optimized media, and proxies — most of it regeneratable, with a built-in menu to clean it up safely. Sun, 09 Aug 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/mac-downloads-folder-cleanup/ https://volumelens.onzira.com/blog/mac-downloads-folder-cleanup/ A methodical way to clean a years-old Mac Downloads folder — sorting by size versus date, telling installers apart, and understanding what Spotlight has already indexed. Sat, 08 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/mac-fseventsd-explained/ https://volumelens.onzira.com/blog/mac-fseventsd-explained/ .fseventsd is a hidden per-volume log of filesystem changes that Spotlight and Time Machine rely on, safely rebuilt by macOS if it goes missing. Fri, 07 Aug 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/garageband-logic-content-cleanup/ https://volumelens.onzira.com/blog/garageband-logic-content-cleanup/ GarageBand and Logic Pro share large sound content libraries stored outside the app, and the supported way to trim them is the Sound Library manager, not Finder. Thu, 06 Aug 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/deep-cleanup-100gb-mac/ https://volumelens.onzira.com/blog/deep-cleanup-100gb-mac/ A realistic breakdown of where to find 100GB of free space on a Mac — Docker.raw, DerivedData, node_modules, video, and iOS backups — with honest per-item recovery estimates. Wed, 05 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/cocoapods-cache-cleanup/ https://volumelens.onzira.com/blog/cocoapods-cache-cleanup/ Where CocoaPods stores downloaded pod sources on macOS, what pod cache clean --all removes, and the difference between source specs and pre-built pods. Tue, 04 Aug 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-storage-tools-for-developers/ https://volumelens.onzira.com/blog/mac-storage-tools-for-developers/ What a Mac storage tool should get right for developer workflows: recognising node_modules and DerivedData, comparing scans over time, exclusion patterns, and CSV export. Mon, 03 Aug 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/30-minute-mac-cleanup-routine/ https://volumelens.onzira.com/blog/30-minute-mac-cleanup-routine/ An ordered, 30-minute Mac cleanup routine — Trash, Downloads, Movies, developer caches, and local snapshots — finishing with a storage map to catch what the checklist missed. Sun, 02 Aug 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/mac-podcasts-downloads-cleanup/ https://volumelens.onzira.com/blog/mac-podcasts-downloads-cleanup/ Apple Podcasts downloads episodes for offline playback into its own storage container, and heavy subscriptions can add up to gigabytes without you noticing. Sat, 01 Aug 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/vscode-workspace-storage/ https://volumelens.onzira.com/blog/vscode-workspace-storage/ How VS Code's per-workspace state in Application Support/Code/User/workspaceStorage accumulates, what extensions store there, and how to safely trim it. Fri, 31 Jul 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-cleanup-before-selling/ https://volumelens.onzira.com/blog/mac-cleanup-before-selling/ Everything to do before selling or trading in a Mac — signing out of Apple services, erasing content safely, and making sure nothing personal survives the handover. Thu, 30 Jul 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/macbook-air-256gb-strategy/ https://volumelens.onzira.com/blog/macbook-air-256gb-strategy/ A working strategy for developers stuck on a 256GB MacBook Air — what to offload to the cloud, when to buy an external SSD, and which tools quietly eat the rest. Wed, 29 Jul 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/mac-music-library-cleanup/ https://volumelens.onzira.com/blog/mac-music-library-cleanup/ A large Apple Music or legacy iTunes library can quietly hold tens of gigabytes in ~/Music. Here's what Optimise Storage can safely remove, and what it can't get back for you. Tue, 28 Jul 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/du-vs-df-mac/ https://volumelens.onzira.com/blog/du-vs-df-mac/ du and df measure Mac storage differently, one from the filesystem and one by walking folders, which is why their numbers disagree and which to trust. Mon, 27 Jul 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/iphone-backups-cleanup-mac/ https://volumelens.onzira.com/blog/iphone-backups-cleanup-mac/ Local iPhone and iPad backups can quietly stack up to tens of gigabytes in MobileSync/Backup. Here's how to find them in Finder, what's actually in a backup, and how to delete the ones you no longer need. Sun, 26 Jul 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/treemap-storage-visualisation/ https://volumelens.onzira.com/blog/treemap-storage-visualisation/ What a treemap is, why it finds the biggest thing on your disk faster than a list, and why drill-down treemaps beat one flat map of a whole disk. Sat, 25 Jul 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/mac-storage-treemap-comparison/ https://volumelens.onzira.com/blog/mac-storage-treemap-comparison/ How different treemap layout algorithms — squarified versus slice-and-dice — and colouring and zoom choices affect how readable a Mac storage tool's visual map actually is. Fri, 24 Jul 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/mac-spotlight-index-rebuild/ https://volumelens.onzira.com/blog/mac-spotlight-index-rebuild/ Spotlight search gone stale or mds eating CPU for hours? Here's what the Spotlight index actually is, when a rebuild is the right fix, and how to run it without guessing. Thu, 23 Jul 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/jetbrains-caches-cleanup/ https://volumelens.onzira.com/blog/jetbrains-caches-cleanup/ Where IntelliJ, PyCharm, WebStorm, and other JetBrains IDEs store index caches on macOS, why each product keeps its own copy, and how to invalidate them safely. Wed, 22 Jul 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-storage-visual-vs-list-view/ https://volumelens.onzira.com/blog/mac-storage-visual-vs-list-view/ A practical comparison of visual treemap views and sortable list views for Mac storage tools, including keyboard versus mouse workflows and accessibility considerations. Tue, 21 Jul 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/mac-storage-terminology/ https://volumelens.onzira.com/blog/mac-storage-terminology/ A plain-language dictionary of Mac storage terms — SSD, volume, container, snapshot, purgeable space, sparse file, hard link, symlink, and extended attribute. Mon, 20 Jul 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/xcode-simulators-cleanup/ https://volumelens.onzira.com/blog/xcode-simulators-cleanup/ How to use xcrun simctl delete unavailable and erase all to reclaim space from iOS simulator disk images without breaking Xcode's device list. Sun, 19 Jul 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/purgeable-vs-available-space/ https://volumelens.onzira.com/blog/purgeable-vs-available-space/ Purgeable space on Mac counts as used but is really reclaimable. What feeds it, why it exists, and why it can mislead you about how full your disk is. Sat, 18 Jul 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/mac-screenshots-folder/ https://volumelens.onzira.com/blog/mac-screenshots-folder/ macOS saves screenshots to the Desktop by default — here's how to check or change that, and why hundreds of small PNGs still add up to a real storage and clutter problem. Fri, 17 Jul 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/xcode-devicesupport-cleanup/ https://volumelens.onzira.com/blog/xcode-devicesupport-cleanup/ How ~/Library/Developer/Xcode/iOS DeviceSupport accumulates one folder per device and iOS version, and how to safely clear out the ones you no longer need. Thu, 16 Jul 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-storage-tools-pricing-models/ https://volumelens.onzira.com/blog/mac-storage-tools-pricing-models/ How subscription, one-time purchase, and freemium pricing models work for Mac storage tools, and the honest tradeoffs behind each from both the buyer's and the maker's side. Wed, 15 Jul 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/how-mac-calculates-free-space/ https://volumelens.onzira.com/blog/how-mac-calculates-free-space/ Why the free space number in Finder rarely matches what you expect: reserved space, purgeable data, shared container pools, and the GB versus GiB gap. Tue, 14 Jul 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/xcode-archives-cleanup/ https://volumelens.onzira.com/blog/xcode-archives-cleanup/ What's actually inside a .xcarchive, where Xcode Organizer stores them on macOS, and why you should keep dSYMs even after deleting the rest. Mon, 13 Jul 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/snapshots-vs-backups/ https://volumelens.onzira.com/blog/snapshots-vs-backups/ APFS local snapshots and real backups solve different problems. Here is what a snapshot actually is, how Time Machine uses it, and why you still need both. Sun, 12 Jul 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/mac-storage-tools-with-insights/ https://volumelens.onzira.com/blog/mac-storage-tools-with-insights/ Why a folder's size alone doesn't tell you whether it's safe to delete, and what it means for a Mac storage tool to recognise and explain dev caches, Xcode data, and similar folders. Sat, 11 Jul 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/firefox-profile-cleanup-mac/ https://volumelens.onzira.com/blog/firefox-profile-cleanup-mac/ Firefox keeps each profile under Application Support with a cache2 folder and per-site storage. Here is how to clear it safely, and what you'll lose if you clear the wrong thing. Fri, 10 Jul 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/xcode-deriveddata-explained/ https://volumelens.onzira.com/blog/xcode-deriveddata-explained/ What actually lives in ~/Library/Developer/Xcode/DerivedData, why it grows without bound, and why deleting it is safe but not always the fix people expect. Thu, 09 Jul 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/open-source-vs-paid-mac-storage-tools/ https://volumelens.onzira.com/blog/open-source-vs-paid-mac-storage-tools/ Comparing open-source Mac storage tools like Grand Perspective and Disk Inventory X against paid alternatives, and what the price difference typically buys in practice. Wed, 08 Jul 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/chrome-cache-cleanup-mac/ https://volumelens.onzira.com/blog/chrome-cache-cleanup-mac/ Chrome keeps cache, Service Worker data, and SQLite databases under a profile folder in Application Support. Here is how it is laid out, and the safe way to clear it. Tue, 07 Jul 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/apfs-containers-volumes/ https://volumelens.onzira.com/blog/apfs-containers-volumes/ How APFS containers and volumes work on Mac, why volumes share one free space pool instead of fixed partitions, and how to add a new volume from Disk Utility. Mon, 06 Jul 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/safari-cache-cleanup/ https://volumelens.onzira.com/blog/safari-cache-cleanup/ Safari's Manage Website Data panel lists every site storing data on your Mac, from cookies to cached Service Worker files. Here is how to read it and clear it safely. Sun, 05 Jul 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/quarantine-flag-explained/ https://volumelens.onzira.com/blog/quarantine-flag-explained/ How macOS decides which files get the com.apple.quarantine attribute, what Gatekeeper does with it on first launch, and how to remove it deliberately. Sat, 04 Jul 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/docker-raw-shrink-reset/ https://volumelens.onzira.com/blog/docker-raw-shrink-reset/ Why lowering Docker Desktop's disk image size doesn't shrink Docker.raw, what Reset to factory defaults really does, and how to back up volumes first. Fri, 03 Jul 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-storage-cleanup-safety-comparison/ https://volumelens.onzira.com/blog/mac-storage-cleanup-safety-comparison/ How to evaluate the safety of a Mac storage tool's cleanup feature, covering Trash-only deletion, re-validation before acting, and which paths a careful tool should refuse to touch. Thu, 02 Jul 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/mac-storage-full-disk-access/ https://volumelens.onzira.com/blog/mac-storage-full-disk-access/ What the macOS App Sandbox blocks a storage tool from seeing, what granting Full Disk Access actually unlocks, and how to decide whether a specific tool needs it. Wed, 01 Jul 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/imessage-attachments-cleanup/ https://volumelens.onzira.com/blog/imessage-attachments-cleanup/ Messages stores every photo, video, and voice memo you've sent or received under ~/Library/Messages/Attachments. Here's how to reclaim that space safely, from inside the app. Tue, 30 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/docker-desktop-cleanup-mac/ https://volumelens.onzira.com/blog/docker-desktop-cleanup-mac/ How docker system prune -a --volumes actually works, why Docker Desktop still reports high disk use afterward, and why Docker.raw doesn't shrink on its own. Mon, 29 Jun 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/icloud-drive-optimise-storage/ https://volumelens.onzira.com/blog/icloud-drive-optimise-storage/ Optimise Mac Storage evicts iCloud Drive files to placeholders to save disk space, trading it for network dependency. Here's how that works and why storage tools can misread it. Sun, 28 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/homebrew-cleanup-mac/ https://volumelens.onzira.com/blog/homebrew-cleanup-mac/ What brew cleanup and brew autoremove actually delete, where ~/Library/Caches/Homebrew fits in, and why --prune=all matters more than people think. Sat, 27 Jun 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/symlinks-vs-hardlinks-mac/ https://volumelens.onzira.com/blog/symlinks-vs-hardlinks-mac/ How symbolic links and hard links differ on macOS, why one costs almost nothing in storage while the other costs the full file, and where Finder aliases fit in. Fri, 26 Jun 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/mail-downloads-cleanup-mac/ https://volumelens.onzira.com/blog/mail-downloads-cleanup-mac/ Apple Mail stores every downloaded message and attachment locally under ~/Library/Mail. Here's how that folder grows, what's safe to delete, and why you should do it from inside Mail. Thu, 25 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/mac-storage-hard-link-handling/ https://volumelens.onzira.com/blog/mac-storage-hard-link-handling/ Why hard links make disk-usage totals disagree between tools, how du's heuristics handle the double-counting problem, and how to check a tool's behaviour yourself. Wed, 24 Jun 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/cargo-cache-explained/ https://volumelens.onzira.com/blog/cargo-cache-explained/ What lives in ~/.cargo/registry, ~/.cargo/git, and every project's target folder, how cargo clean differs from clearing the registry cache, and when cargo-cache helps. Tue, 23 Jun 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/poetry-virtualenv-cleanup/ https://volumelens.onzira.com/blog/poetry-virtualenv-cleanup/ Where Poetry stores its virtual environments and cache on macOS, how poetry env remove works, and why in-project venvs behave differently from Poetry's central store. Mon, 22 Jun 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/photos-library-cleanup-mac/ https://volumelens.onzira.com/blog/photos-library-cleanup-mac/ The Photos library at ~/Pictures/Photos Library.photoslibrary can look enormous even with iCloud Photos on. Here is why, and the correct way to free space without touching the package. Sun, 21 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/nominal-vs-on-disk-size-mac/ https://volumelens.onzira.com/blog/nominal-vs-on-disk-size-mac/ Why a file's nominal size and its on-disk size can differ on Mac: allocation blocks, sparse files, transparent compression, and why both numbers matter. Sat, 20 Jun 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/command-line-storage-tools-mac/ https://volumelens.onzira.com/blog/command-line-storage-tools-mac/ How to install and use du, ncdu, dust, and gdu on macOS via Homebrew, and a practical guide to when a command-line storage tool is faster than a graphical one. Fri, 19 Jun 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/uv-cache-explained/ https://volumelens.onzira.com/blog/uv-cache-explained/ How uv's cache differs from pip's on macOS, what lives in ~/Library/Caches/uv, and when uv cache clean is actually the right move. Thu, 18 Jun 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/time-machine-local-snapshots/ https://volumelens.onzira.com/blog/time-machine-local-snapshots/ Time Machine takes hourly local snapshots on your internal disk even with no backup drive attached. Here is why that makes storage suddenly look full, and how to check and clear it. Wed, 17 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/mac-storage-privacy-comparison/ https://volumelens.onzira.com/blog/mac-storage-privacy-comparison/ How to verify whether a Mac storage tool has network code, telemetry, or upload behaviour yourself, using Little Snitch and the macOS firewall, instead of taking a privacy claim on faith. Tue, 16 Jun 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/finder-vs-storage-size-mismatch/ https://volumelens.onzira.com/blog/finder-vs-storage-size-mismatch/ Why Finder's Get Info size and the Storage settings figure for the same folder disagree: app bundles, purgeable space, APFS snapshots, and metadata overhead. Mon, 15 Jun 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/pnpm-store-prune/ https://volumelens.onzira.com/blog/pnpm-store-prune/ How the pnpm content-addressable store works on Mac, why disk usage looks huge but is shared across projects, and when pnpm store prune actually helps. Sun, 14 Jun 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/pip-cache-cleanup-mac/ https://volumelens.onzira.com/blog/pip-cache-cleanup-mac/ Where pip stores wheels and source builds on macOS, the real difference between pip cache purge and pip cache remove, and how it coexists with uv, Poetry, and Pipenv. Sat, 13 Jun 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/apfs-compression-explained/ https://volumelens.onzira.com/blog/apfs-compression-explained/ How APFS transparently compresses certain files, the com.apple.decmpfs attribute that marks them, and why their on-disk size can be smaller than a naive total. Fri, 12 Jun 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/sparse-files-mac/ https://volumelens.onzira.com/blog/sparse-files-mac/ What a sparse file is, why its nominal size and allocated size diverge, where they show up on macOS, and how APFS handles the holes inside them. Thu, 11 Jun 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/mac-storage-map-tools-overview/ https://volumelens.onzira.com/blog/mac-storage-map-tools-overview/ A survey of the four categories of Mac storage tool — visual maps, list-only browsers, one-click cleaners, and command-line utilities — and the design tradeoff behind each. Wed, 10 Jun 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/apfs-snapshots-mac/ https://volumelens.onzira.com/blog/apfs-snapshots-mac/ APFS snapshots quietly hold onto disk space macOS reports as used, not free. Here is what a snapshot actually is, where they come from, and how to list and remove one safely. Tue, 09 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/mac-system-data-explained/ https://volumelens.onzira.com/blog/mac-system-data-explained/ A calm breakdown of the System Data category on macOS: what Apple actually puts in it, why it grows, and how to enumerate its contents without guessing. Mon, 08 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/mac-storage-tool-buyers-guide/ https://volumelens.onzira.com/blog/mac-storage-tool-buyers-guide/ A decision framework for picking a Mac storage analyser, including the red flags to check before you install anything and how to match a tool to how you actually use your Mac. Sun, 07 Jun 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/hard-links-mac-explained/ https://volumelens.onzira.com/blog/hard-links-mac-explained/ A clear explanation of hard links on macOS: how they work, how to see and trace them with ls and find, and why deleting one copy doesn't free any space. Sat, 06 Jun 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/clean-npm-cache-mac/ https://volumelens.onzira.com/blog/clean-npm-cache-mac/ Where npm stores its cache on macOS, what verify and clean --force really do, and when a corrupted cache is causing your install failures. Fri, 05 Jun 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/mac-purgeable-space-explained/ https://volumelens.onzira.com/blog/mac-purgeable-space-explained/ A plain-language explanation of purgeable space in APFS: what makes it purgeable, why macOS holds onto it, and why df and Finder disagree. Thu, 04 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/mac-app-bundle-size/ https://volumelens.onzira.com/blog/mac-app-bundle-size/ What's really inside a Mac .app bundle, why code signatures and universal binaries add to its footprint, and how to read an app's true size on disk. Wed, 03 Jun 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/mac-screen-recordings-cleanup/ https://volumelens.onzira.com/blog/mac-screen-recordings-cleanup/ macOS saves screen recordings as large, lightly compressed .mov files to the Desktop by default — here's where they actually go and how to stop them piling up. Tue, 02 Jun 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/mac-storage-scan-speed/ https://volumelens.onzira.com/blog/mac-storage-scan-speed/ What actually determines Mac storage scan speed on APFS, the difference between a full scan and an incremental rescan, and what makes a scan feel fast rather than just be fast. Mon, 01 Jun 2026 00:00:00 GMT Tools and comparisons https://volumelens.onzira.com/blog/yarn-cache-cleanup-mac/ https://volumelens.onzira.com/blog/yarn-cache-cleanup-mac/ Where Yarn Classic and Yarn Berry store cached packages on macOS, what yarn cache clean actually removes, and why zero-installs repos should not be cleaned at all. Sun, 31 May 2026 00:00:00 GMT Developer caches https://volumelens.onzira.com/blog/extended-attributes-mac/ https://volumelens.onzira.com/blog/extended-attributes-mac/ What extended attributes are on macOS, how Finder tags and quarantine flags use them, how to list them with xattr, and why their cost adds up at scale. Sat, 30 May 2026 00:00:00 GMT Understanding storage https://volumelens.onzira.com/blog/mac-quicklook-cache/ https://volumelens.onzira.com/blog/mac-quicklook-cache/ macOS caches a thumbnail for nearly everything you preview at ~/Library/Caches/com.apple.QuickLook.thumbnailcache — here's what it is, why it grows, and how to clear it safely. Fri, 29 May 2026 00:00:00 GMT macOS storage https://volumelens.onzira.com/blog/weekly-mac-maintenance-routine/ https://volumelens.onzira.com/blog/weekly-mac-maintenance-routine/ A short weekly Mac maintenance routine — caches, Trash, Downloads — designed to take ten minutes and prevent the full-disk emergencies that force a rushed cleanup. Thu, 28 May 2026 00:00:00 GMT Cleanup guides https://volumelens.onzira.com/blog/volumelens-exclusion-patterns/ https://volumelens.onzira.com/blog/volumelens-exclusion-patterns/ How exclusion patterns work in VolumeLens — glob and path-prefix rules for node_modules, DerivedData, and .git — and why skipping them makes every scan faster. Wed, 27 May 2026 00:00:00 GMT Cleanup guides