AI Agent Skills

ETL framework for .NET (Parser / Writer for CSV, Flat, Xml, JSON, Key-Value, Parquet, Yaml, Avro formatted files)

EasyDB is a lightweight desktop app built with Tauri + Rust, powered by Apache DataFusion. Query local CSV, TSV, Text, NdJson, Excel, Parquet files and MySQL databases d…

An experimental embedded SQL engine in C++20. Query Parquet, CSV, JSON, Arrow, Avro, SQLite, and Excel files directly with SQL, in-process. Early-stage.

WhatTheDuck is an open-source web application built on DuckDB. It allows users to upload CSV and Parquet files, store them in tables, and perform SQL queries on the data.

sql driver for CSV, TSV, LTSV, JSON, Parquet, Excel with gzip, bzip2, xz, zstd support.

Use when the user has tabular data (pandas DataFrame, parquet, csv, Arrow, json) and wants to filter, group, aggregate, join, or speed up slow pandas. Provides

Quick start: pip install jsoniq ⛈️ RumbleDB 2.1.0 "Cedrus Libani" 🌳 for Apache Spark | Run queries on your large-scale, messy datasets (JSON, text, CSV, Parquet, Delta.…

Use when the user wants to run SQL — especially analytical SQL — on local files (parquet/csv/json), URLs, S3 paths, or remote databases (Postgres, MySQL, MongoD

Data Preview 🈸 extension for importing 📤 viewing 🔎 slicing 🔪 dicing 🎲 charting 📊 & exporting 📥 large JSON array/config, YAML, Apache Arrow, Avro, Parquet & Excel…

GigAPI is a Timeseries lakehouse for real-time data and sub-second queries, powered by DuckDB OLAP + Parquet Query Engine, Compactor w/ Cloud-Native Storage. Drop-in FDA…

executes SQL against CSV, TSV, LTSV, JSON, JSONL, Parquet, Microsoft Excel™ , ACH, and Fedwire files with shell.

A 股、期货、期权数据本地化管道：Tushare Pro 拉取 → Parquet 分区存储 → DuckDB 本地查询，支持增量同步与定时调度

Prebuilt Docker images with Retrosheet's complete baseball history data for many analytical frameworks. Includes Postgres, cstore_fdw, MySQL, SQLite, Clickhouse, Drill,…

Inspect any raster or vector geospatial file. Returns CRS, bounds, bands, resolution, dtype, attribute summaries, and band statistics. Supports GeoTIFF, Shapefile, GeoJS…

Use when analyzing CSV, Excel, parquet, or table-like files and producing reproducible summaries.