Home : File Types : FAS File (3 File Associations)

.FAS File Extension

File Type 1Compiled Fast-Load AutoLISP File

DeveloperAutodesk
Popularity
4.0 (3 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryExecutable Files
FormatBinary

Binary

This file is saved in a binary format, which requires a specific program to read its contents.

What is a FAS file?

Compiled script written in AutoLISP, a variation of the LISP programming language used specifically for the extension of AutoCAD software; often used for creating macros that automate common processes within AutoCAD; can be used for distributing utilities that add new features to the software.

More Information

FAS files are commonly compiled using Visual LISP, an IDE that is included with some AutoCAD purchases.

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Programs that open FAS files
Windows
Autodesk AutoCAD 2017
Updated 9/26/2011

File Type 2FASTA Sequence File

DeveloperN/A
Popularity
2.8 (5 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files
FormatText

Text

This file is saved in a plain text format. You can open and view the contents of this file using a text editor.

What is a FAS file?

Plain text file saved in the FASTA format, a file format used for storing DNA sequences; used in the process of storing and processing bioinformatics information, such as the genomes of different species.

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Programs that open FAS files
Windows
Heracle BioSoft DNA Baser
GSL Biotech SnapGene
Genome Compiler
Mac
GSL Biotech SnapGene
Genome Compiler
Updated 3/18/2015

File Type 3QuickSilver Fast Save Lisp File

DeveloperBroadVision
Popularity
2.5 (2 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryExecutable Files
FormatN/A

Unknown

File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.

What is a FAS file?

Compiled Lisp (.LSP) file saved in the "Fast Save Lisp Format" by Interleaf or QuickSilver; contains compiled code that can be executed by the program; may be generated by selecting either the DTK→Compile→Buffer or DTK→Lisp→Compile menu commands.

More Information

FAS files are also called FASL (Fast Load) files.

NOTE: Broadvision acquired Interleaf in January 2000 and later renamed the InterLeaf software to QuickSilver.

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Programs that open FAS files
Windows
BroadVision QuickSilver
BroadVision Interleaf 6 and later
Linux
BroadVision QuickSilver
BroadVision Interleaf 6 and later
Updated 10/5/2009

.FAS Extension Information

This page contains information about the file extension FAS and its known file associations. Our goal is to help you understand what a *.fas file is and how to open it.

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