Jupyter Notebook is an interactive, browser-based environment for running code alongside notes, results, and visualisations, making it useful for exploration, analysis, and sharing reproducible work.

The Cyber Swiss Army Knife - a web app for encryption, encoding, compression and data analysis. Built and maintained by GCHQ (The UK intelligence and security organisation).

A new generation of free collaborative mind mapping software for brainstorming and idea co-creation, stimulating the flow of ideas and allowing wisdom to spring forth organically

AI-Powered Mind Mapping Experience the art of mind map creation at lightning speed, reignite your imagination with AI-generated ideas and take advantage of an array of AI tools to revolutionize your content production.

TestMu AI (Formerly LambdaTest) is a fully autonomous agentic quality engineering platform that empowers teams to test intelligently, smarter, and ship faster.

Generate diagrams that visualize concepts, brainstorms, and web pages in seconds.