Opening an ASI File

The ASI file type is primarily associated with Grand Theft Auto V.

ASI	File extension: ASI
	File type:	game modification library

What is an ASI file?

ASI files mostly belong to Grand Theft Auto V by Rockstar. An ASI file is the header (include file) of an Assembly program created with C++ Builder integrated development environment. This file contains source code which declares reusable functions, interfaces, variables, and/or classes. A different ASI file contains variables used by web/mobile applications built with Alpha Anywhere (previously Alpha Five) database driven application development environment. Another type of ASI file is a Dynamic Link Library used to modify various aspects of Grand Theft Auto IV and Grand Theft Auto V action-adventure video game. CLEO or ASI Loader library may be used to apply an ASI file to Grand Theft Auto game.

How to open an ASI file

You need a suitable software like Grand Theft Auto V to open an ASI file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your ASI file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a ASI file directly in the browser:. Just drag the file onto this browser window and drop it.

Online ASI Text Viewer

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Programs that open and convert ASI files:

Grand Theft Auto V by Rockstar
See the previous paragraphs to learn more about the main application. ASI files are often referred to as Grand Theft Auto V plugins because this type of file is primarily created or used by this software.
Alpha Anywhere (application variables) by Alpha Software
Alpha Anywhere (previously Alpha Five) is a database-driven web/mobile application development environment. It stores an application's variables in a file with ASI filename extension. This file format is classified as Developer.
C++ Builder (header) by Embarcadero
C++ Builder is an integrated development environment optimized for building applications in C++. It uses an ASI file to store the header of a script written in Assembly language. This file format is classified as Developer.

ASI file format:

Why is it important to know the file format? This is the only way to find out which program to use to open the file. A file format is determined by the file extension and signature, so JPEG images have the extension .jpg and the first bytes in the file are ÿØÿ. However, different programs can use the same file extension. Furthermore, a file extension can be renamed incorrectly and double-clicking on it will then display an error when it is opened. If there are problems opening a file, you must first determine the file format used. Below is our analysis of the ASI files:

ASI is a very widely used file extension. The file type is mainly used by one program with a specific format. The following file formats are most commonly found in ASI files:

95% of all ASI files internally utilize the EXE file format. EXE is the abbreviation for executable and is the standard executable file format on Windows. The format can be identified by the letters "MZ" at the beginning. Executable files can also be used to distribute viruses and other types of malicious software (malware). The content consists of illegible binary data, which can only be read and interpreted by the associated programs. The average file size is 260 KB with most files being between 46 KB and 2 MB in size. The file type was developed 10 years ago and is still in use today. The files contain the following words: !This program cannot be run in DOS mode. The following filename is common: Menyoo.asi. Such files are related to trainer, native, widescreen, adjuster, mssmp, menu, trainerv and options.
2% of all ASI files internally utilize the GZIP file format. Gzip is a compressed archive file format. Gzip (GNU zip) is only capable of compressing a single file. The content consists of illegible binary data, which can only be read and interpreted by the associated programs. The file size is in the range of 200 bytes to 1 KB.

All other ASI files (3%) have no consistent format, often, for example, ZIP. Often described as samp, mssvoice, modloader, connect, heap, silent or tweaks. If you want to find out what your ASI file contains, drag and drop it onto this page.

Technical Data for ASI File Extension

File classification:

Plugin

Related files:

exe, zip, rar, ini, dll, m3d, text, data, cleo, upx2, reloc, certificate, flt, asl, rdata, jpg, upx1, sf, log, cs, clip, ymt, ymf

Related links:

ASI Loader, CLEO

an asi game modification library is a special file format by Rockstar and should only be edited and saved with the appropriate software.

How to solve problems with ASI files

Associate the ASI file extension with the correct application.
Update your software that should actually open game modification librarys. Because only the current version supports the latest ASI file format. Search, therefore, e.g. on the Rockstar manufacturer website after an available Grand Theft Auto V update.
To make sure that your ASI file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
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