Core encoding/decoding library for the Vortex columnar file format. Zero-copy memory-mapped reads via the Java FFM API (Java 25+), no JNI, no sun.misc.Unsafe.

Reader for the Vortex columnar file format. Zero-copy memory-mapped reads via the Java FFM API (Java 25+), no JNI, no sun.misc.Unsafe.

Writer for the Vortex columnar file format. Produces compressed columnar files readable by any Vortex implementation.

Inspector for the Vortex columnar file format. Produces a structural tree model of a file's schema, layout, and encodings, plus text and FFM-based ANSI TUI renderers.

Apache Calcite SQL adapter over the Vortex columnar file format (demo: filter/project/aggregate push-down).

Integration tests for the Vortex columnar file format Java implementation.