Windows AppData Junction Migrator: Free Up Your C Drive Without Breaking Apps

Short summary

A PowerShell script safely migrates large AppData folders (Cursor, Docker, AI models) to another drive using NTFS junctions, freeing SSD space without breaking applications. The tool automates scanning, robocopy transfers, junction creation, and rollback on failure. Valuable for developers on small SSDs running modern AI/dev tooling.

• •Automated PowerShell migration tool for AppData folders to free SSD space
• •Uses NTFS junctions so apps continue working normally with data elsewhere
• •Includes safety features: robocopy transfers, rollback on failure, automatic detection of already-migrated folders

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