Write PNG Image

This Node Is Deprecated — This node is kept for backwards-compatibility, but the usage in new workflows is no longer recommended. The documentation below might contain more information.

Writes a PNG image object to a png file. The image input object must contain a valid png image as otherwise the node will fail during executing.
This node is deprecated, use the new Image Column Writer instead.

Options

Output file: Specify the output file. The target folder must already exist.
Overwrite OK: Select this to allow the node to overwrite any existing file. If unselected and the file exists, the node will fail during execution.

Input Ports

: PNG image input

Output Ports

This node has no output ports

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Installation

To use this node in KNIME, install the extension KNIME Base nodes from the below update site following our NodePit Product and Node Installation Guide:

v5.9

A zipped version of the software site can be downloaded here.

Plugin provider: KNIME AG, Zurich, Switzerland

Plugin version: 5.9.0.v202511140634

On NodePit since: 2025-12-11

Last update: 2026-01-13

Tags: Deprecated

KNIME versions: Since v4.2

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