Popular GitHub Repositories for Columnar

Modern columnar data format for ML and LLMs implemented in Rust. Convert from parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming..

StarSeek：an open-source mid-platform designed to empower columnar analytical databases like StarRocks, Apache Doris, and ClickHouse with advanced full-text search capabilities typically found in dedicated search engines such as Elasticsearch powered by generative AI.

tools for collecting, compressing, and using a space-efficient columnar data format based on a document model (bson) and designed for timeseries data.