ObjectiveFS is a POSIX/FUSE file system tool for Linux and macOS. Its core idea is to use Amazon S3, Google Cloud Storage, or S3-compatible object storage as a persistent backend, mounting it as a file system that existing applications can access directly. It emphasizes operating without a metadata server or self-managed clustered storage, with clients coordinating through the object storage layer.
For storage scaling, ObjectiveFS can automatically use object storage capacity as data grows, and by default it does not rely on local disks to store the full dataset. On the performance side, it offers memory caching, disk caching, compression, multithreading, background batching, and support for S3 Transfer Acceleration. For collaboration, it supports concurrent reads and writes from multiple clients, with updates synchronized across endpoints; file system pools can also be used to create multiple file systems for different teams or departments. Management features include automatic/manual snapshots, admin mode, user ID/group ID mapping, IAM Role support, automatic key rotation, and local license authentication.
Security is a major focus. Data is encrypted locally before upload, remains end-to-end encrypted in transit and at rest, and is verified with checksums for integrity. It also supports AWS SSE-S3, SSE-KMS, and KMS. Object storage compatibility is broad, covering S3, GCS, DigitalOcean, Wasabi, Scaleway, MinIO, Azure, Ceph, StorageGRID, IBM COS, Cloudian, and on-premises enterprise object storage, though support for different backends varies by plan.
The product uses an annual subscription model. Standard costs 217,800 JPY/year, Team costs 759,000 JPY/year, Professional costs 1,958,000 JPY/year, and Enterprise is custom-priced. Each tier includes different base instances, capacity, and maximum instance counts, with excess instances billed monthly. A 14-day free trial is available, but there does not appear to be a permanently free plan. Overall, the pricing is geared more toward enterprise infrastructure budgets and is not well suited to lightweight personal use.
Its strengths include a simple architecture, POSIX compatibility, broad cloud provider choice, solid security capabilities, and reduced operational burden compared with running a self-managed shared storage cluster. Limitations include relatively high pricing, with proxy support, KMS, Transfer Acceleration, some object storage backends, and advanced management features reserved for higher-tier plans. Native Windows support and major compliance certifications are also not mentioned. It is best suited for teams in cloud-based R&D, data engineering, scientific computing, and enterprise IT that need to use object storage as a shared file system.
The source material does not provide information on network accessibility from mainland China, so the access status is unknown. Real-world performance will depend on objectivefs.jp, the selected object storage region, and cross-border network conditions. If the main usage scenario is within China, it may be worth evaluating JuiceFS, cloud provider file storage services, or a local MinIO-based setup as alternatives.
β This review is compiled from public sources and does not constitute a purchase recommendation. Verify all facts on the vendor's official site. Verify on objectivefs.jp official site.
objectivefs.jp is an Japan SaaS Tools provider. TG4G tracks its product information, an overall rating of 7.0/10, and a China-accessibility score of Workable. Click "Visit Official Site" to reach objectivefs.jp directly.