Open Source JavaScript Disk Space Analyzers

MangoDisk is a free, open-source disk cleaner for Windows, macOS and Linux. Find caches, large files, exact duplicates and app leftovers without digging through hidden folders. Explore disk usage with nested treemaps or a sunburst chart to see which folders take up the most space. Privacy Cleanup lets you review supported browser, app and system activity by time range. Clearing cookies can sign you out of websites. Also included: app uninstall, startup management, system optimization, common repair tools and an operation history. The resource panel shows CPU, memory, network and disk activity. Scans run locally and don't delete files. Choose what to remove and confirm before cleanup. No signup or login is required. Unsure about a file or an app? Optional online AI explanations cover cleanup items, startup entries, large files, duplicates and app uninstall. They explain purpose, impact and cautions; they don't delete files or replace your judgment.

diskover is a file system crawler and disk space usage software that uses Elasticsearch to index your file metadata. diskover crawls and indexes your files on a local computer or remote storage server over network mounts. diskover helps manage your storage by identifying old and unused files and give better insights into data change "hotfiles", file duplication "dupes" and wasted space. It is designed to help deal with managing large amounts of data growth and provide detailed storage analytics. See GitHub for requirements and instructions on installing.