---
name: "hfst-project"
section: "1"
platform: "linux"
package: "hfst"
version: "3.16.2-1+b1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/hfst-project"
---

# hfst-project(1)

\=Project (extract a level) transducer

## NAME

hfst-project - =Project (extract a level) transducer

## SYNOPSIS

**hfst-project** \[*OPTIONS*...\] \[*INFILE*\]

## DESCRIPTION

Project (extract a level) transducer

### Common options:

- **-h**, **--help**

  Print help message

- **-V**, **--version**

  Print version info

- **-v**, **--verbose**

  Print verbosely while processing

- **-q**, **--quiet**

  Only print fatal erros and requested output

- **-s**, **--silent**

  Alias of **--quiet**

### Input/Output options:

- **-i**, **--input**=*INFILE*

  Read input transducer from INFILE

- **-o**, **--output**=*OUTFILE*

  Write output transducer to OUTFILE

### Projection options:

- **-p**, **--project**=*LEVEL*

  project extracting tape LEVEL

If OUTFILE or INFILE is missing or -, standard streams will be used. Format of result depends on format of INFILE LEVEL must be one of upper, input, first, analysis or lower, output, second, generation

## REPORTING BUGS

Report bugs to \<hfst-bugs@helsinki.fi\> or directly to our bug tracker at: \<https://github.com/hfst/hfst/issues\>

hfst-project home page: \<https://github.com/hfst/hfst/wiki/HfstProject\>\
 General help using HFST software: \<https://github.com/hfst/hfst/wiki\>

## COPYRIGHT

Copyright © 2017 University of Helsinki, License GPLv3: GNU GPL version 3 \<http://gnu.org/licenses/gpl.html\>\
 This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.