Sandbox

Unified API client integrating Leboncoin, SeLoger, and Facebook Marketplace listings — search, compare, and track real estate and classified ads

Personal cloud storage and file sharing space — upload, organize, and share files with a simple drag-and-drop browser interface

Interactive Kohonen Self-Organizing Map that learns color space topology — watch neurons reorganize into a smooth gradient through unsupervised training

Interactive timeline visualization for life events and milestones — map key moments, periods, and transitions on a personal chronological canvas

Fixed sample datasets for exercises — every dataset is served in CSV, JSON and XML with identical records, so you can practice parsing, querying and transforming data across formats

Time tracking and project management application — log hours, categorize tasks, and visualize productivity with interactive reports

Numerological text analysis toolkit — evaluate words and phrases, browse calculation history, and explore the full Unicode character map