---
name: "gt-sketch"
section: "1"
platform: "linux"
package: "genometools"
version: "1.6.5+ds-2.2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/gt-sketch"
---

# gt-sketch(1)

Create graphical representation of GFF3 annotation files.

## NAME

gt-sketch - Create graphical representation of GFF3 annotation files.

## SYNOPSIS

**gt sketch** \[option ...\] image\_file \[GFF3\_file ...\]

## DESCRIPTION

- **-pipe** \[*yes\|no*\]

  use pipe mode (i.e., show all gff3 features on stdout) (default: no)

- **-flattenfiles** \[*yes\|no*\]

  do not group tracks by source file name and remove file names from track description (default: no)

- **-seqid** \[*string*\]

  sequence region identifier default: first one in file

- **-start** \[*value*\]

  start position default: first region start

- **-end** \[*value*\]

  end position default: last region end

- **-width** \[*value*\]

  target image width (in pixel) (default: 800)

- **-style** \[*string*\]

  style file to use (default: undefined)

- **-format** \[*...*\]

  output graphics format choose from png\|pdf\|svg\|ps (default: png)

- **-input** \[*...*\]

  input data format choose from gff\|bed\|gtf (default: gff)

- **-addintrons** \[*yes\|no*\]

  add intron features between existing exon features (before drawing) (default: no)

- **-unsafe** \[*yes\|no*\]

  enable unsafe mode for style file (default: no)

- **-v** \[*yes\|no*\]

  be verbose (default: no)

- **-force** \[*yes\|no*\]

  force writing to output file (default: no)

- **-help**

  display help and exit

- **-version**

  display version information and exit

## REPORTING BUGS

Report bugs to https://github.com/genometools/genometools/issues.