Development projects accumulate gigabytes of files over time: A single node_modules directory can exceed 1GB Xcode DerivedData often consumes 10-50GB Python virtual environments multiply across projects Rust target directories grow to several GB per project Dev Cleaner intelligently identifies these files and helps you reclaim disk space safely. With support for 15+ development environments, it's the one tool every developer needs. Note: This app requires Full Disk Access to function properly.