The Four Tools
#xlwings Lite Data Importer
Import Parquet, DuckDB, SQLite, CSV and JSON files from Google Drive, Dropbox, GitHub or any link into DuckDB in Excel, or download any file as-is. Token access for private files.
Go to App Page ->DuckIt App
Convert CSV/TSV files to DuckDB or Parquet format. Get shareable URLs for xlwings Lite import. Browser-based conversion with signed URL generation.
Go to App Page ->Database Connect
Query a Neon Postgres database directly from Excel. Run SQL, explore tables, run EDA and build XGBoost models.
Go to App Page ->LLM API Schema Detection
Automatic schema detection using Gemini or any model on OpenRouter. Identify data types, categorical vs numerical variables, and generate SQL-compatible schemas for automation workflows.
Go to App Page ->