juststor.com

What It Is

Varve is a product from JustStor Ltd that aims to create a “system of record” for object storage. Its view is that S3 Inventory can only list objects, and access logs can only show activity. What enterprises really need is a dataset-level perspective: which objects make up a dataset, who owns it, when it was created, how it is used, how much it costs, and whether it is safe to move or delete.

Core Features and Integrations

Based on the available material, Varve’s core function is to read object metadata and activity signals, then identify dataset boundaries using information such as key name, size, timestamps, and storage class. It then surfaces ownership, access, cost, tags, and assessments of whether data can be tiered or expired. Varve explicitly emphasizes that it is read-only, uses metadata only, and does not read object contents. Supported object storage targets include Amazon S3, Google Cloud Storage, Azure Blob, Cloudflare R2, S3-compatible storage, and others, but the company has not disclosed details on connectors, APIs, permission models, or deployment architecture.

Pricing and Availability

The product is currently in active development and private preview, available only to a small number of design partners. There is no self-service signup, and no public information on plans, pricing, payment methods, or SLA. Design partners can work directly with the founders, review findings from real buckets, and influence the product roadmap.

Pros and Cons

The main strength is its clear positioning: it focuses on the “hard to understand, no clear owner, high cost, difficult to clean up” problems that emerge after object storage has accumulated across multiple teams over time. Its read-only metadata-based approach also reduces risk during early evaluation. The downside is that there is very little information on commercialization or product maturity, so it is not yet suitable for enterprises that need to purchase, deploy, and scale a solution immediately. Team collaboration permissions, compliance certifications, APIs, reporting capabilities, and similar areas have not been disclosed.

Who It’s For and Access from China

Varve is best suited for organizations with 100TB to PB-scale object storage, multi-team or multi-account environments, and needs around governance, cost optimization, lifecycle management, audit, or data catalog preparation. Access from China is unknown, and payment methods have not been disclosed. Domestic teams looking for alternatives could first evaluate cloud provider tools such as object storage inventory or Storage Lens-style products, data catalogs, FinOps tools, or internal scripting solutions.