Discord Code & GPU Cache (%AppData%\discord\Code Cache)
Discord's Electron app caches compiled V8 JavaScript bytes and GPU textures. Clearing the cache is safe.
App Cache Files
Temporary cache files from various applications
Dropbox Local Cache Folder (.dropbox.cache)
.dropbox.cache stores staging files and deleted file backups for Dropbox. Deleting it is safe and reclaims hidden local SSD storage.
Google Drive File Stream Cache (file_stream_cache)
file_stream_cache stores local cached copies of Google Drive cloud files. Clearing the cache is safe and recovers lost space on PC or Mac.
OneDrive .tmp.driveupload & Sync Temp Files
.tmp.driveupload files are temporary cache chunks created during OneDrive cloud sync. Deleting stuck temp files is safe and clears sync errors.
Spotify Storage Cache Folder (%LocalAppData%\Spotify\Storage)
The Spotify Storage cache holds offline downloaded songs and stream data. Clearing it is safe and reclaims gigabytes of local storage.
VLC Media Player Art Cache Folder (%AppData%\vlc\art)
The VLC art cache stores downloaded album covers and movie poster thumbnails. Deleting it is safe and cleans up hidden media junk.