Ferrum is a statistical visualization library for Python: a grammar-first charting system that unifies exploratory plots, statistical graphics, interactive views, and model diagnostics, backed by a Rust engine. Built in 10 days by one human and an agentic Claude framework.
kitty-plotnine (k-nine) is a command-line tool to create one-line graph plots from your shell (bash, zsh etc) using plotnine's implementation of the Grammar of Graphics
