# phpman > man > aa-features-abi(1)

[AA-FEATURES-ABI(1)](https://www.chedong.com/phpMan.php/man/AA-FEATURES-ABI/1/markdown)                            AppArmor                            [AA-FEATURES-ABI(1)](https://www.chedong.com/phpMan.php/man/AA-FEATURES-ABI/1/markdown)



## NAME
       aa-features-abi - Extract, validate and manipulate AppArmor feature abis

## SYNOPSIS
       **aa-features-abi** [OPTIONS] <SOURCE> [OUTPUT OPTIONS]

## DESCRIPTION
       **aa-features-abi** is used to extract a features abi and output to either stdout or a specified
       file. A SOURCE_OPTION must be specified.  If an output option is not specified the features
       abi is written to stdout.

## OPTIONS
       **aa-features-abi** accepts the following arguments:

### -h, --help
           Display a brief usage guide.

### -d, --debug
           show messages with debugging information

### -v, --verbose
           show messages with stats

## SOURCE
### -x, --extract
           Extract the features abi for the kernel

       -f FILE, --file=FILE
           Load the features abi from FILE and send it to OUTPUT OPTIONS.

## OUTPUT OPTIONS
### --stdout
           Write the features abi to _stdout_, this is the default if no output option is specified.

       -w FILE, --write FILE
           Write the features abi to _FILE_.

## BUGS
       If you find any bugs, please report them at <<https://gitlab.com/apparmor/apparmor/-/issues>>.

## SEE ALSO
       [**apparmor**(7)](https://www.chedong.com/phpMan.php/man/apparmor/7/markdown), [**apparmor.d**(5)](https://www.chedong.com/phpMan.php/man/apparmor.d/5/markdown), **aa**___**[features**(3)](https://www.chedong.com/phpMan.php/man/features/3/markdown), and <<https://wiki.apparmor.net>>.



AppArmor 3.0.4                               2025-08-15                           [AA-FEATURES-ABI(1)](https://www.chedong.com/phpMan.php/man/AA-FEATURES-ABI/1/markdown)