CyberChef

About

A web app from GCHQ for carrying out various cyber operations in a web browser. It supports a wide range of operations.

Key Features

• Drag and drop operations
• Visual interface
• Supports many encoding, encryption, and data manipulation operations

Pros

• Extremely versatile
• No installation required (web based)
• Large library of operations

Cons

• Can be overwhelming for new users
• Performance limitations with very large files