NASM
A cross-platform x86 assembler with an Intel-like syntax
...It is designed to support a wide variety of output formats, making it suitable for different operating systems and development environments. NASM is known for its simplicity and clarity, allowing developers to write assembly code that is both readable and efficient. It is commonly used in system programming, operating system development, and performance-critical applications where direct hardware control is required. The assembler is highly portable and can be used across multiple platforms, making it a standard tool in many low-level programming workflows. Its maturity and widespread adoption have made it a reliable choice for developers working close to the hardware. ...