OpenKM 7.0 CE

LibreOffice

• Converts documents to PDF.
• It is needed for the preview feature.

Yes

ImageMagick

• Transforms images.
• Generates thumbnails.
• It is needed for the preview feature.

Usually comes installed by default on Linux.

On Windows, in most cases it is not necessary to install it because it is embedded by default in the OpenKM bundle.

Yes

Ghostscript

• Interpreter for the PostScript language and PDF.
• Needed by ImageMagick.

Usually comes installed by default on Linux.

Optional

Tesseract

• OCR engine.
• It is used for the text extraction feature.

It is required when the application must process images to extract text (OCR).

Optional

FFmpeg

• Converts and streams audio and video.

Optional

ClamAV or equivalent

• Antivirus

Required when the antivirus feature is enabled.

Optional