Ultimate Code Security Tool Trusted by Developers Worldwide

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).

Exploratory Testing Extension for Google Chrome

YATTIE exists to help make tester's lives easier. Ideally, it should remove friction from the exploratory testing process - everywhere from gathering evidence to submitting reports.

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.

NetLimiter in an ultimate internet/network control, security and statistical tool for Windows. Use it to manage bandwidth of individual applications, monitor data coming to and out of your machine in real-time, block unwanted intruders, analyze network pr