a crate to convert parquet file(s) to an/a excel/csv file with constant memory in rust
High-performance streaming Excel & CSV library with S3/GCS cloud support and Parquet conversion - Ultra-low memory usage
Elusion is a modern DataFrame / Data Engineering / Data Analysis library that combines the familiarity of DataFrame operations (like those in PySpark, Pandas, and Polars) with the power of SQL query building. It provides flexible query construction without enforcing strict operation ordering, enabling developers to write intuitive and maintainable data transformations.
A powerful CLI tool and library for spreadsheet manipulation with pandas-style operations. Supports CSV, Excel (XLSX, XLS, ODS), Parquet, and Avro formats with formula evaluation, data transformation, and comprehensive analytics capabilities.
Schema-first ingestion (CSV, JSON, Parquet, Excel) into an in-memory DataSet, plus Polars-backed pipelines, SQL, profiling, validation, and map/reduce-style processing.
The local-files MCP server. Pure Rust. Exposes CSVs, Parquet, Excel, DOCX, PDF, and HTML on the user's machine to any MCP-aware LLM client (Claude Desktop, Cursor, Zed, …).
Terminal tabular data explorer — CSV/JSON/Parquet/Excel/SQLite viewer with filtering, sorting, pivot tables, and charts
TOML-driven data loader framework — batch and streaming — for CSV, Parquet, Excel, Markdown, HTTP APIs, JSON-RPC and ZeroMQ.
A file format detection library supporting various data formats including Arrow, Parquet, CSV, Excel, GeoJSON, and more
A unified CLI to convert, query, and explore data across formats
Core library for dkit — data format conversion and querying engine
A CLI to instantly turn tabular data and audio files into interactive HTML scatter plots.