
Memory Efficient Serialization Library

Spark SQL is Apache Spark's module for working with structured data based on DataFrames.
Last Release on Oct 28, 2026

An off-heap reference implementation for Arrow columnar data format.
Last Release on Mar 16, 2026

Apache Accumulo core libraries.
Last Release on Jul 17, 2026

BigQuery
Last Release on Oct 1, 2026

Generated Java files from the IPC Flatbuffer definitions.
Last Release on Mar 16, 2026

BigQuery Storage
Last Release on Oct 1, 2026

Java APIs for the LionWeb system
Last Release on Jan 25, 2026

A common base library for Apache Accumulo servers.
Last Release on Jul 17, 2026

Java APIs for the LionWeb system
Last Release on Oct 8, 2024

An extension integrating Barrage with Deephaven's Table Model
Last Release on Oct 21, 2026