# Lucene 9.10.0 sandbox API

Sandbox

Packages
Package | Description
--- | ---
org.apache.lucene.payloads | Experimental classes for interacting with payloads
org.apache.lucene.sandbox.codecs.idversion | A primary-key postings format that associates a version (long) with each term and can provide fail-fast lookups by ID and version.
org.apache.lucene.sandbox.document | This package contains several point types: `BigIntegerPoint` for 128-bit integers `LatLonPoint` for latitude/longitude geospatial points
org.apache.lucene.sandbox.index | Experimental index-related classes
org.apache.lucene.sandbox.queries | Additional queries (some may have caveats or limitations)
org.apache.lucene.sandbox.search | This package contains a flexible graph-based proximity query, TermAutomatonQuery, and geospatial queries.