PLD File

What are PLD files and how to open them

Are you having problems opening a PLD file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a PLD file?

PLD files have multiple uses, and CUPL PLD Program is one of them. Read more about the other uses further down the page.

CUPL PLD Program

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open PLD files

Important: Different programs may use files with the PLD file extension for different purposes, so unless you are sure which format your PLD file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested ten different PLD openers which you will find listed below.

Last updated: May 31, 2022

More file formats using the PLD extension

Through our research of PLD files, we know that the following formats exist. However, we have not yet analyzed them in detail.

  • Messenger Plus! Backup Configuration
  • PhotoLine32 Document

Various apps that use files with this extension

These apps are known to open certain types of PLD files. Remember, different programs may use PLD files for different purposes, so you may need to try out a few of them to be able to open your specific file.

Altium DesignerAltium DesignerUser submitted
Protel SEProtel SEUser submitted
EFILiveEFILiveUser submitted
PhotoLinePhotoLineUser submitted
PosLabelPosLabelUser submitted
EFILive Scan And TuneEFILive Scan And TuneUser submitted
Sierra Photo Garden DesignerSierra Photo Garden DesignerUser submitted
PhotoLine 32PhotoLine 32User submitted
VimVimUser submitted
WinCuplWinCuplUser submitted

Help us help others helps thousands of users every day, and we would love to hear from you if you have additional information about PLD file formats, example files, or compatible programs. Please use the links below or email us at to discuss further.