Coinbase - Bitcoin, safe and easy.
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.
StormX - Earn crypto while you shop at your favorite stores
Kajero - Interactive JavaScript notebooks - create good-looking, responsive, interactive documents.
Birdchain - Get paid in crypto for watching ads and reading content!
Calculist - The open-source, web-based thinking tool that facilitates effective thinking for solving problems.