NASM vs Flasm

Struggling to choose between NASM and Flasm? Both products offer unique advantages, making it a tough decision.

NASM is a Development solution with tags like assembler, x86, open-source.

It boasts features such as Supports x86 and x86-64 instruction sets, Can generate output in multiple object file formats like ELF, COFF, Mach-O, etc, Supports macros for code reuse, Has built-in optimizations, Integrates with various linkers and debuggers, Cross-platform - runs on Windows, Linux, BSD, macOS, Open source with active community support and pros including Free and open source, Fast and lightweight, Supports latest x86 instructions, Portable across platforms, Integrates well with build tools, Lots of documentation and examples available.

On the other hand, Flasm is a Development product tagged with assembler, compiler, decompiler, assembly-language.

Its standout features include Supports multiple CPU architectures like x86, ARM, MIPS, PowerPC, SPARC, Can compile assembly code to executable binaries, Can decompile executable binaries back to assembly code, Open source and cross-platform - works on Windows, Linux, macOS, Has both GUI and command line interfaces, Integrated debugger, Supports macros and conditional assembly, Can optimize compiled code, Generates assembly listing files, and it shines with pros like Free and open source, Supports many CPU architectures, Can both compile and decompile, Cross-platform, Easy to use GUI, Has an integrated debugger.

Feature	NASM	Flasm
Overall Score	N/A	N/A
Primary Category	Development	Development

Product Overview

NASM

Description: NASM (Netwide Assembler) is an open-source assembler for the x86 processor architecture. It supports a range of object file formats and can be used to write 16-bit, 32-bit, and 64-bit applications for Windows, Linux, BSD, and macOS.

Flasm

Description: Flasm is a free, open source assembly language compiler and decompiler. It supports assembly code for multiple CPU architectures and can compile to executable binaries or DLLs. Flasm is cross-platform and runs on Windows, Linux, and macOS.

Key Features Comparison

NASM Features

• Supports x86 and x86-64 instruction sets
• Can generate output in multiple object file formats like ELF, COFF, Mach-O, etc
• Supports macros for code reuse
• Has built-in optimizations
• Integrates with various linkers and debuggers
• Cross-platform - runs on Windows, Linux, BSD, macOS
• Open source with active community support

Flasm Features

• Supports multiple CPU architectures like x86, ARM, MIPS, PowerPC, SPARC
• Can compile assembly code to executable binaries
• Can decompile executable binaries back to assembly code
• Open source and cross-platform - works on Windows, Linux, macOS
• Has both GUI and command line interfaces
• Integrated debugger
• Supports macros and conditional assembly
• Can optimize compiled code
• Generates assembly listing files

Pros & Cons Analysis

NASM

Pros

• Free and open source
• Fast and lightweight
• Supports latest x86 instructions
• Portable across platforms
• Integrates well with build tools
• Lots of documentation and examples available

Cons

• Steep learning curve for beginners
• Lacks high-level features like C compilers
• Manual register allocation required
• Not as full-featured as commercial assemblers

Flasm

Pros

• Free and open source
• Supports many CPU architectures
• Can both compile and decompile
• Cross-platform
• Easy to use GUI
• Has an integrated debugger

Cons

• Limited to assembly language only
• Not as full featured as some commercial compilers
• Documentation could be more extensive
• GUI could use some polish
• Decompiler results not always perfect

Pricing Comparison

NASM

• Open Source

Flasm

• Free
• Open Source