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.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

NASM

NASM

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.

Categories:
assembler x86 open-source

NASM Features

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

Pricing

  • Open Source

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

Flasm

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.

Categories:
assembler compiler decompiler assembly-language

Flasm Features

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

Pricing

  • Free
  • Open Source

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