Code for Command-Line Rust (O'Reilly, 2024, ISBN 9781098109417)

Command line frecency tracking

Local-first AI work memory that compounds: capture decisions, lessons, gotchas in flow, distill into source-backed wiki pages, recall across sessions and any MCP client (Claude Code, Codex, etc...). Plain Markdown you own.

Documentation on how to use the Rust Programming Language to develop commandline applications

Apache DataFusion SQL Query Engine

Lakehouse native graph engine with git-style workflows

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

Set the system timezone based on IP geolocation.

A simple CSS 2.1 parser and selector

Open Lakehouse Format for Multimodal AI. Convert from Parquet in 2 lines of code for 100x faster random access, vector index, and data versioning. Compatible with Pandas, DuckDB, Polars, Pyarrow, and PyTorch with more integrations coming..