F

Flat Assembler 1.67.21

Tomasz Grysztar – Open Source
Latest Version
1.67.21

Flat Assembler: The Ultimate x86 Assembler

David Fischer

Flat Assembler is a powerful, high-performance assembler for x86 architectures that offers a streamlined coding experience for both beginners and experts in low-level programming.
2025 Editor's Rating

Flat Assembler: A Comprehensive Review

Flat Assembler is a powerful and efficient assembly language programming tool developed by Tomasz Grysztar. It is designed to be small, fast, and easy to use, making it a popular choice among programmers looking to work at a low-level programming language.

Key Features:

  • High Performance: Flat Assembler is known for its high-speed compilation, allowing developers to write and assemble code quickly.
  • Small Footprint: The software has a small file size, making it lightweight and easy to download and install.
  • Rich Instruction Set: Flat Assembler supports a wide range of x86 and x86-64 instruction sets, providing developers with flexibility in coding.
  • Macro Support: The software allows users to define macros, enabling them to write code more efficiently and effectively.
  • Cross-Platform Compatibility: Flat Assembler can generate code for multiple operating systems, including Windows, Linux, and DOS.

User Interface:

The interface of Flat Assembler is clean and simple, with a text editor for writing code and a console for viewing the assembly output. It is intuitive and user-friendly, suitable for both beginners and experienced programmers.

Documentation:

Flat Assembler comes with comprehensive documentation that includes tutorials, guides, and reference materials. The documentation is well-organized and easy to follow, providing users with the information they need to get started with the software.

Community Support:

Flat Assembler has a strong online community of users who are active on forums and discussion boards. Developers can seek help, share knowledge, and collaborate with other users to enhance their programming skills.

Pricing:

Flat Assembler is an open-source software distributed under the BSD license. It is available for free, making it accessible to anyone interested in assembly language programming.

Flat Assembler is a top choice for developers seeking a reliable and efficient assembly language programming tool. With its high performance, small footprint, rich instruction set, and cross-platform compatibility, it is a versatile software that caters to the needs of both beginners and experienced programmers. Coupled with its user-friendly interface, comprehensive documentation, and strong community support, Flat Assembler stands out as a valuable resource in the world of low-level programming.

Overview

Flat Assembler is a Open Source software in the category Development developed by Tomasz Grysztar.

The latest version of Flat Assembler is 1.67.21, released on 02/18/2008. It was initially added to our database on 08/24/2007.

Flat Assembler runs on the following operating systems: Windows.

Flat Assembler has not been rated by our users yet.

Pros

  • Highly optimized assembler, capable of producing very efficient and lightweight machine code.
  • Supports multiple assembly languages including x86 and x86-64 architecture.
  • Extensive documentation and community support available for users.
  • Cross-platform compatibility allows for development on various operating systems such as Windows, Linux, and macOS.

Cons

  • Not as user-friendly as some other assembly language tools, may have a steeper learning curve for beginners.
  • Limited graphical interface compared to some other modern development tools.
  • May not be suitable for complex or high-level programming tasks due to its focus on low-level system programming.

FAQ

What is Flat Assembler?

Flat Assembler (FASM) is a popular assembly programming language developed by Tomasz Grysztar. It is known for its simplicity, speed, and versatility.

How can I download Flat Assembler?

You can download Flat Assembler from the official website of Tomasz Grysztar or from reputable software hosting platforms.

What platforms does Flat Assembler support?

Flat Assembler supports various platforms including Windows, Linux, DOS, and even some specific architectures like x86-64, ARM, and MIPS.

Is Flat Assembler open-source?

No, Flat Assembler is not open-source. However, it is available for free and comes with full documentation.

What are the key features of Flat Assembler?

Flat Assembler provides numerous features including a rich instruction set, macro capabilities, high-level constructs, modular programming, and efficient code optimization.

Can I create GUI applications using Flat Assembler?

Yes, Flat Assembler can be used to create GUI applications by interfacing with operating system APIs or libraries that provide GUI functionality.

Is there an active community around Flat Assembler?

Yes, there is an active community of Flat Assembler users who share their knowledge, projects, and provide support on various forums and social platforms.

Can I use Flat Assembler for developing operating systems?

Definitely! Flat Assembler is widely used in developing operating systems due to its low-level control, efficiency, and direct hardware access capabilities.

How can I learn Flat Assembler?

To learn Flat Assembler, you can start by reading the extensive documentation provided by Tomasz Grysztar. There are also tutorials, examples, and community resources available online.

Is there an IDE available for Flat Assembler?

While there is no official Integrated Development Environment (IDE) specific to Flat Assembler, many developers use popular text editors or integrated environments with FASM syntax highlighting and build tools.


David Fischer

David Fischer

I am a technology writer for UpdateStar, covering software, security, and privacy as well as research and innovation in information security. I worked as an editor for German computer magazines for more than a decade before joining the UpdateStar team. With over a decade of editorial experience in the tech industry, I bring a wealth of knowledge and expertise to my current role at UpdateStar. At UpdateStar, I focus on the critical areas of software, security, and privacy, ensuring our readers stay informed about the latest developments and best practices.

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