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Features

Query Local Files: Run SQL queries directly on CSV and Parquet files stored locally. Ease of Use: Simple streamlit webapp to run and manage your queries on. Blazing Fast Analytics: Powered by DuckDB, optimised for analytical queries on large datasets. Lightweight: No database setup or configuration required—just point to your files and start querying. Extensibility: Designed for pricing and actuarial workflows but flexible enough for general-purpose analytics.

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Who Should Use Cast?

This tool is perfect for: Actuaries: Quickly explore insurance data, summarise portfolios, and validate assumptions. Data Scientists: Perform ad-hoc analysis on datasets without loading them into a database. Pricing Professionals: Join, clean and analyze datasets that can be used in your pricing models.

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Setting up

The first step to world-class data processing and analysis is setting up your python environment and then to install the cast app.

Installing Python

Follow the step by step process to install and setup python locally.

Installing Cast

Install cast using your terminal.

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How to use Cast

View the detailed docs for each of the main functions within the Cast app.

Query Editor

Write queries to your heart’s desire.

One-way views

Generate simple one-way views of the queried data.

Data viewer

Build complex visualisations of the queried data.

Settings

Configure your Cast setup.