Business intelligence as code: build fast, interactive data visualizations in SQL and markdown

A Collection of Helper Functions for the great-tables Package.

The next-generation engine for dbt

The official repository for tariff

Python interface to Ledger Investing's analytics infrastructure

Apache Spark - A unified analytics engine for large-scale data processing

DuckDB is an analytical in-process SQL database management system

Pandas, Polars, Spark, and Snowpark DataFrame comparison for humans and more!

reusable widgets made easy

A module for the representation and manipulation of insurance loss triangles.

Data validation toolkit for assessing and monitoring data quality.

Documentation that simply works

A Practitioner's Introduction to Stochastic Reserving

A book on DevOps for Data Scientists with CRC Press.

Python tool for converting files and office documents to Markdown.

Claims reserving models in R

A curated list of awesome dbt resources

A curated list of Polars talks, tools, examples & articles. Contributions welcome !

A Grammar of Graphics for Python

WebAssembly powered code blocks and exercises for both the R and Python languages in Quarto documents

Utility functions for dbt projects.

dbt enables data analysts and engineers to transform their data using the same practices that software engineers use to build applications.

Declarative visualization library for Python

Lightweight and extensible compatibility layer between dataframe libraries!

A light-weight, flexible, and expressive statistical data testing library

A reactive notebook for Python — run reproducible experiments, query with SQL, execute as a script, deploy as an app, and version with git. Stored as pure Python. All in a modern, AI-native editor.

The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

the portable Python dataframe library