Code Duet - Finding a partner for pair-programming in 5 minutes
Jupyter - Project Jupyter exists to develop open-source software, open-standards, and services for interactive computing across dozens of programming languages. Ready to get started? Try it in your browser Install the Notebook.
VCV - The resume that speaks for you
Kajero - Interactive JavaScript notebooks - create good-looking, responsive, interactive documents.
Intro30 Candidate Profile - Reinventing the resume: Introduce yourself with a video
Calculist - The open-source, web-based thinking tool that facilitates effective thinking for solving problems.