OrbSeekr Utility #003

STAC Catalog Diff

Compare two versions of a catalog and see only the changes that matter: each is listed by severity, with a fix.

Free · No loginHow your data is handled

Before
After

Try an example:

Privacy

  • URLs are fetched by our server with a strict request and size budget; nothing is stored or logged.
  • When both sides are snapshot files, the comparison runs entirely in your browser and the files are never uploaded.
  • A snapshot file compared with a URL is sent to our server for that one comparison only.

Terms in plain language

Collection
A group of related items, e.g. all Sentinel-2 scenes.同じ種類のデータのまとまり
Item
One scene or file set with its metadata.1 シーン分のデータと説明
Temporal / spatial extent
The time range and area a collection claims to cover.データがカバーする期間と範囲
Snapshot
A compact JSON record of a catalog at one moment, made by the CLI.ある時点のカタログの要約記録