Deep learning PyTorch library for time series forecasting, classification, and anomaly detection (originally for flood forecasting).

A tiny little JSON parsing library

An AI-powered task-management system you can drop into Cursor, Lovable, Windsurf, Roo, and others.

marimo extension for Quarto ⚡ run reactive code inside Quarto

Arrow Flight SQL Server

Plotly for Rust

Custom Jupyter widgets for creating interactive 2D/3D maps using popular JavaScript libraries with bidirectional communication, such as Cesium, Mapbox, MapLibre, Leaflet, and OpenLayers

A Solara web app template for MapLibre

Fine-tuning & Reinforcement Learning for LLMs. 🦥 Train OpenAI gpt-oss, DeepSeek-R1, Qwen3, Gemma 3, TTS 2x faster with 70% less VRAM.

A faster CSV parser in 5KB (min)

A tiny, fast UI for viewing, sorting, and filtering CSVs

📈 A small, fast chart for time series, lines, areas, ohlc & bars

Convert CSV files into a SQLite database

GeoAI: Artificial Intelligence for Geospatial Data

A tour of JSON Schema

JS snippet to send codeblock contents as a query string

A SQL Query Builder in Python

Scan for React performance issues and eliminate slow renders in your app

Track emissions from Compute and recommend ways to reduce their impact on the environment.

Build seriously fast, lightweight and end-to-end typesafe Next.js apps

Effortlessly run Python code in your React apps.

A simplified touch optimized interface for QGIS

Lightweight vector map rendering + labeling and symbology for Leaflet

Geocomputation with Python: an open source book

Free resources on reproducible geographic data analysis, modelling and visualization with open source software

Extra Vite templates

Python browser sandbox.

GenAI Agent Framework, the Pydantic way

A template repo for deploying marimo WebAssembly notebooks to GitHub Pages

Jupyter Interactive Notebook