A framework and corresponding koans to learn the core Java language, best practices, and TDD

Clojure to JS compiler

A backend store for the Annotator

A framework and lessons to learn java syntax and idioms in a logical sequence.

Annotation tools for the web. Select text, images, or (nearly) anything else, and add your notes.

A set of exercises for learning Clojure

Bring data to life with SVG, Canvas and HTML. 📊📈🎉

Universal Simulator: a tool for collaborative ecological modelling