The Reclaim rule catalog
Every place Reclaim looks, what it offers to remove there, and why
it is safe or what it costs. 232 rules.
Xcode & Simulators
- Archives CarefulArchived builds, each holding the debug symbols for a shipped version.
- Carthage cache SafeCloned dependencies and built frameworks from Carthage.
- CocoaPods cache SafeDownloaded pod sources and prebuilt frameworks.
- CocoaPods master specs ReviewA full git clone of every podspec ever published.
- Command Line Tools beside Xcode AdvisoryA second copy of the compilers and headers, installed outside Xcode.
- Derived data SafeBuild products, indexes and logs Xcode keeps for each project.
- Device backups CarefulFull backups of an iPhone or iPad, holding photos and messages.
- Device crash logs SafeCrash reports copied from every iPhone and iPad you connect.
- Device firmware images ReviewFull operating system images left by a restore or an update.
- Device support ReviewSymbol files Xcode copies from every device you plug in.
- Documentation cache SafeDownloaded developer documentation sets.
- Expired provisioning profiles SafeSigning profiles that are past their expiry date.
- Instruments templates and data CarefulWorking data Instruments writes while profiling, and any templates you saved.
- Interface Builder support SafeRendering caches for storyboards and xib files.
- Metal shader cache SafeCompiled GPU shaders, cached per application.
- Module cache SafePrecompiled module headers shared across every project.
- Parallel test devices SafeSimulator clones created for parallel test runs.
- Playground devices SafeSimulator devices Swift Playgrounds and previews create.
- Saved trace files CarefulProfiling traces you saved, which can be hundreds of megabytes each.
- Simulator devices ReviewSimulated devices, each with its own disk of installed apps and data.
- Simulator dyld cache SafeShared library caches the simulator builds per runtime.
- Simulator dyld cache in the system library AdvisoryShared library caches the simulator builds per runtime, one folder per macOS build.
- Simulator logs SafeConsole output from every simulator boot.
- Simulator runtimes ReviewComplete operating system images the simulator boots.
- Simulators with no runtime SafeDevices whose runtime has been removed, so nothing can boot them.
- Swift Package Manager cache SafeCloned package repositories and resolved manifests.
- SwiftUI previews SafeSimulators and build products the preview canvas uses.
- Xcode caches SafeXcode's own cache directory.
- Xcode versions not selected AdvisoryXcode bundles other than the one the command line tools point at.
Python & ML
- ComfyUI models CarefulCheckpoints, LoRAs and upscalers ComfyUI loads, often imported by hand.
- Framework model caches ReviewPretrained weights PyTorch, Kaggle, CLIP and timm download on first use.
- Hugging Face datasets ReviewDownloaded and preprocessed datasets.
- Hugging Face models ReviewDownloaded model weights, one directory per model repository.
- Jupyter runtime and checkpoints SafeKernel connection files from notebook sessions.
- Keras and NLTK data CarefulWeights, datasets and corpora Keras and NLTK download, kept in your home folder.
- LM Studio and MLX models CarefulModel files LM Studio and MLX hold, some of which may be your own conversions.
- Ollama models AdvisoryLocal language model weights Ollama has pulled.
- Poetry and pipx caches SafeDownloaded archives and virtual environment templates.
- Python versions installed by uv ReviewStandalone Python builds uv downloads for projects that pin a version.
- Whisper models ReviewWhisper speech recognition checkpoints, one file per model size.
- conda environments ReviewComplete Python environments, one directory per environment.
- conda package cache SafeDownloaded and unpacked conda packages shared across environments.
- pip cache SafeWheels and source archives pip keeps after installing them.
- pyenv versions ReviewPython interpreters pyenv has compiled or downloaded.
- uv cache SafeBuilt wheels and unpacked packages uv reuses across environments.
Rust, Go & JVM
- Android build caches SafeIntermediate build output the Android plugin caches.
- Android platforms and build tools ReviewSDK platforms, build tools and NDK versions, one to three gigabytes each for the NDK.
- Android system images ReviewOperating system images the emulator boots, one per API level and variant.
- Android virtual devices ReviewEmulated Android devices, each with its own disk image and snapshots.
- Bazel cache ReviewBazel's output base: fetched dependencies and every build artifact.
- Cargo git checkouts SafeFull clones of crates depended on by git rather than by version.
- Cargo registry cache SafeDownloaded crate archives and their unpacked sources.
- Composer cache SafeDownloaded package archives and repository metadata.
- Dart package cache ReviewDownloaded Dart and Flutter packages, plus activated command line tools.
- Go build cache SafeCompiled package output Go reuses between builds.
- Go module cache ReviewDownloaded module sources, stored read-only per version.
- Gradle caches ReviewDownloaded dependencies and build output Gradle shares across projects.
- Gradle daemon logs SafeLog files from each Gradle daemon that has run.
- Gradle distributions ReviewGradle itself, one copy per version any project's wrapper has requested.
- MacPorts distfiles and builds AdvisoryDownloaded sources and build directories from every port installed.
- Managed JDKs ReviewJava runtimes a version manager installed in your home directory.
- Maven repository CarefulDownloaded jars and poms, the local mirror of everything you depend on.
- Nix store AdvisoryEvery package version Nix has ever built or downloaded.
- NuGet packages ReviewExtracted NuGet packages shared across .NET projects.
- Ruby gems and versions ReviewInstalled gems and cached gem archives.
- Ruby versions ReviewComplete Ruby installations, one per version.
- Rust toolchains ReviewComplete Rust toolchains, one per channel or version installed.
- System JDKs AdvisoryJava runtimes installed for every user, three hundred megabytes and up each.
- sccache SafeCompiler output sccache reuses between builds.
Containers & VMs
- Claude sandbox virtual machine ReviewThe Linux machine image the Claude desktop app runs sandboxed code inside; its session disk stays.
- Colima virtual machine AdvisoryThe disk image and state of the Linux virtual machine Colima runs.
- Dangling Docker images SafeImage layers left untagged by a rebuild, referenced by nothing.
- Desktop virtual machines AdvisoryFull virtual machines, including their snapshots, from UTM, Parallels, VMware and VirtualBox.
- Docker Desktop disk image AdvisoryOne sparse file holding every image, container and volume Docker has.
- Docker Desktop logs SafeDiagnostic logs from the Docker virtual machine and daemon.
- Docker build cache SafeIntermediate layers BuildKit keeps to make rebuilds fast.
- Lima instances AdvisoryLinux virtual machines managed by Lima, one directory each.
- OrbStack data AdvisoryContainer images and Linux machines OrbStack holds.
- Podman machines AdvisoryThe virtual machine Podman runs containers inside.
- Stopped containers AdvisoryContainers that have exited, keeping their writable layer.
- Tart image cache SafeDownloaded layers Tart keeps after building a virtual machine from them.
- Tart virtual machines AdvisorymacOS and Linux virtual machines Tart runs, used for local continuous integration.
- Unused Docker images ReviewTagged images pulled from a registry, with no container using them.
- Unused Docker volumes AdvisoryVolumes with no container attached, which is where databases live.
- Vagrant boxes ReviewBase images Vagrant downloads, one per box and version.
- minikube and kind clusters AdvisoryLocal Kubernetes clusters and the images cached for them.
IDEs
- Cursor caches SafeEditor caches, logs and downloaded update payloads.
- JetBrains caches SafeIndexes, compiler caches and temporary files of each IDE version; its local history stays.
- JetBrains logs SafeIDE log files, one set per version.
- Neovim plugins and language servers ReviewCloned plugins and language server binaries, including any plugin you cloned or wrote yourself.
- Orphaned workspace storage ReviewPer-project editor state: open files, search history, extension data.
- Other editor caches SafeCaches from Sublime Text, Nova and other editors.
- Superseded Cursor agent versions SafeEarlier builds of the agent Cursor runs in the background, kept after each update.
- Superseded JetBrains configuration ReviewSettings and plugins from IDE versions you have upgraded away from.
- Superseded editor extensions SafeOlder versions of installed extensions, left after an update.
- Visual Studio Code caches SafeEditor caches, downloaded extension archives and logs.
- Zed caches SafeEditor caches and logs.
- Zed language servers ReviewLanguage server binaries Zed downloads per language.
Design
- 3D application caches SafeScratch and cache directories from Cinema 4D, Maya, Houdini and Substance.
- Ableton decoding cache SafeDecoded audio Live writes so compressed files play without stutter.
- Adobe Bridge cache SafeThumbnails and previews Bridge builds for every folder you browse.
- Adobe media cache SafeDecoded video and audio Premiere and After Effects write to scrub smoothly.
- Affinity autosaves CarefulRecovery copies of open documents.
- Affinity caches SafeCaches from Affinity Photo, Designer and Publisher.
- After Effects disk cache SafeRendered frames After Effects keeps so previews replay instantly.
- Autosave versions CarefulUnsaved document states macOS keeps for apps that support versions.
- Blender caches SafeRender and simulation caches, plus scratch files from crashed sessions.
- Blender versions ReviewPer-version configuration, add-ons and asset libraries.
- Camera Raw cache SafeDecoded raw image data shared by Photoshop, Bridge and Lightroom.
- DaVinci Resolve cache ReviewRender cache, optimised media and proxies Resolve generates.
- Figma cache SafeWeb content caches from the Figma desktop app.
- Figma font cache SafeFont data Figma caches so the browser can render local fonts.
- Final Cut generated media ReviewRender files, proxies and analysis data inside a library bundle.
- Final Cut library backups CarefulPeriodic copies of your library's database, without the media.
- Font caches AdvisoryThe system's database of installed fonts and their metadata.
- Font manager caches SafePreview renders and indexes from font management apps.
- InDesign recovery data CarefulRecovery data for documents that were open when InDesign last quit.
- Lightroom catalog backups CarefulZipped copies of your catalog, one per backup Lightroom has taken.
- Lightroom previews ReviewRendered previews beside a catalog, separate from your photographs.
- Logic bounces and backups CarefulExported mixes saved beside their projects.
- Logic sound library AdvisoryInstruments and loops Logic downloads, which can exceed seventy gigabytes.
- Motion and Compressor caches SafePreview renders and transcode scratch data.
- Other Adobe caches SafeShared caches from the Creative Cloud applications and their installer.
- Photoshop recovery files CarefulRecovery copies of open documents, written every few minutes.
- Photoshop scratch files SafeVirtual memory files Photoshop writes while a document is open.
- Premiere and After Effects autosaves CarefulTimed copies of your project file, one per autosave interval.
- Pro Tools caches and backups CarefulWaveform caches and timed session backups.
- Roblox Studio cache SafeDownloaded assets and logs from Roblox Studio.
- Roblox Studio staged update ReviewThe update archive Roblox Studio downloads and the copy it unpacks from it.
- Screen recordings CarefulRecordings from screen capture tools and meeting apps.
- Sketch cache SafeThumbnails and previews Sketch caches for your documents.
- SketchUp autosaves CarefulRecovery copies of models that were open during a crash.
- Superseded Adobe applications AdvisoryPrevious years' Creative Cloud applications, kept alongside the current ones.
- Unity caches SafeThe global illumination cache and the package cache.
- Unity editor versions AdvisoryComplete Unity editors, five to fifteen gigabytes each with their modules.
- Unreal derived data cache ReviewCooked shaders and compiled assets shared across Unreal projects.
Communication
- Mail attachment downloads ReviewCopies of attachments made when you opened them, with any edits you saved into them.
- Messages attachments AdvisoryEvery photograph and video sent or received in Messages.
- Podcasts cache ReviewEpisodes Podcasts has downloaded, including ones already played.
- Spotify cache SafeStreamed audio Spotify keeps so replays do not use the network.