A static memory structure in Raku, bidimensional, that uses String for column names and rows starting from one. Provides basic search and indexing features.

Grammar and role for metadata entities: data types, column names, schema names, etc.

Read, write, edit, and filter JSONL (JSON Lines) files

Generic pipeline framework for composing and running sequential data processing steps with checkpointing

Serialize/Deserialize Raku classes to/from MessagePack blobs

Render data structures as trees; user definable filters

Render data structures as trees; user definable filters