Assembly (NASM) Online Compiler

Write and run Assembly code online.

Assembly (NASM)

About the Assembly (NASM) Online Compiler

Assembly exposes processor instructions, registers, memory operations, and operating-system calls directly. Use this NASM-focused compiler for small x86 examples and low-level programming experiments.

Define the required data and text sections, expose an entry label, and terminate with the appropriate system call. This tool is best for studying registers, arithmetic, branches, memory addressing, and short Linux-style x86 examples rather than hardware-specific firmware.

Frequently Asked Questions

What is the Assembly (NASM) Online Compiler?

Assembly exposes processor instructions, registers, memory operations, and operating-system calls directly. Use this NASM-focused compiler for small x86 examples and low-level programming experiments.

How do I run Assembly (NASM) code?

Enter or edit your program in the Code field, select Run, and read the program result in the Output field.

Which source file does this compiler use?

The submitted code is executed as index.asm, using the file format expected for Assembly (NASM).

Can this compiler accept interactive program input?

This streamlined compiler contains only Code and Output fields. Programs should include their required test values directly in the source code.

Where are compilation errors displayed?

Syntax errors, compiler messages, runtime errors, and normal program output are displayed together in the read-only Output field.