SimpleCrypt is a Rust-based command-line tool designed for secure file and directory encryption using AES-256-CBC and PBKDF2 key derivation. It offers features like progress feedback, secure memory practices, and comprehensive error handling across multiple platforms, while emphasizing strong password usage and secure password management. Users are encouraged to follow best practices for encryption and data handling to ensure security.

vet is a command-line tool designed to enhance the security of executing remote scripts by requiring user approval and performing checks for changes and potential issues before execution. It automates the process of downloading, reviewing, and running scripts, promoting a safer alternative to the risky curl | bash pattern. Installation is straightforward via Homebrew for macOS or through manual methods for other systems, emphasizing a security-first approach.

Pyarmor is a command-line tool for obfuscating Python scripts, enabling features like binding scripts to specific machines and setting expiration dates. It offers various obfuscation methods, including function conversion to C for enhanced security, and supports multiple platforms such as Windows, Linux, and macOS. Users can install it via pip and find additional resources in its documentation and support systems.