The first open-source harness builder for AI coding. Make AI coding deterministic and repeatable.

A topic-centric list of HQ open datasets.

Cuadernos Colab de Análisis de Datos y Machine Learning con Python.

Convert Word documents (.docx files) to HTML

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Free split-flap display emulator for any TV. The classic flip-board look, without the $3,500 hardware.

Beginner, advanced, expert level Rust training material

A python script that downloads music from Spotify

An interactive Formula 1 race visualisation and data analysis tool built with Python! 🏎️

Claude Opus 4.6 wrote a dependency-free C compiler in Rust, with backends targeting x86 (64- and 32-bit), ARM, and RISC-V, capable of compiling a booting Linux kernel.

Microsoft BASIC for 6502 Microprocessor - Version 1.1

A collection of Python-based automation projects focused on data processing, analysis, and automated reporting.

Fast Rust port of Steve Yegge's beads: local-first, non-invasive issue tracker storing tasks in SQLite with JSONL export for git collaboration

Introducción a los sistemas operativos, partiendo de sistemas Unix. Exportación a PDF y ePUB.

MySQL Server, the world's most popular open source database, and MySQL Cluster, a real-time, open source transactional database.

Programming tutorials for C, C#, Python, Javascript, Typescript, React, Go, HTML/CSS, Java. PHP and more

A collaborative list of public APIs for developers

A collective list of free APIs

Bot educativo de análisis técnico en Python

A minimal GPU design in Verilog to learn how GPUs work from the ground up

An open source re-implementation of RollerCoaster Tycoon 2 🎢

Some Useful books for Computer Science

Proyecto portal de notas e informes para CIEPA

Ejercicios y ejemplos utilizados en el libro Érase una vez Kubernetes

Code samples for my book "Neural Networks and Deep Learning"