Shoebox – S3 API for Local File Storage

Exposes your local filesystem through an S3-compatible API, making it easy to query, deduplicate, and organize large photo/file collections. Users with scattered media across drives can find duplicates and consolidate without migrating to cloud storage.

The rise of local-first and privacy-preserving tooling has created genuine appetite for cloud-compatible interfaces that don't require cloud storage, and S3's API dominance means developers already know how to talk to it. No clear incumbent owns the "S3-compatible local filesystem" space for consumers, though rclone handles adjacent use cases for technically sophisticated users and would be the first thing skeptics point to. The $1k–5k/mo band is plausible only if this targets developers willing to pay for a library or self-hosted tool, since non-technical users with photo chaos tend not to pay for CLI-adjacent solutions. The biggest risk is that the actual painful problem — deduplication and organization — gets solved well enough by free tools like dupeGuru or Apple Photos, leaving the S3 compatibility layer as a solution in search of a real workflow.