A daily updated filename extension database!

LDR file extension

The table below provides useful information about the .ldr file extension. It answers questions such as:

  • What is the .ldr file?
  • What program do I need to open a .ldr file?
  • How can the .ldr file be opened, edited or printed?
  • How can I convert .ldr files to another format?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

✅ LDraw Model File

LDR file is an LDraw Model file. LDraw is an open standard for LEGO CAD programs that allow the user to create virtual LEGO models and scenes.
Category: Document files
Application: LDraw
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
LDR aliases:
LDR related links:
LDR related extensions:
LEGO Digital Designer Model

✅ WindLDR Ladder Diagram

LDR file is a WindLDR Ladder Diagram. WindLDR is a Windows application software for IDEC PLCs.
Application: WindLDR
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
LDR aliases:
LDR related links:
LDR related extensions:
WindLDR 6 Project Settings

WindLDR Bookmarks File

WindLDR Print Settings

WindLDR Custom Monitor Data

WindLDR Binary PLC Data

WindLDR Device Data List

Other types of files may also use the .ldr file extension.

🚫 The .ldr file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

lxr, dlr, lsr, lrd, lfr, ldg, lde, ld, pdr, kdr, mdr, dr, lvr, lrr, lr

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

finalRender Plugin
Oracle Generic Loader Data File
LogPlot LogDesign File
Commodore Amiga Multi-palette Image
Laser Dispatch Data File
Microsoft Test Manager Link
OMA DRM Rights Object XML
Little Fighter 2 Data File
Lingoes Dictionary Source
LDAP Data Interchange Format File

🔴 Can't open a .ldr file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .ldr file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .ldr file extension, write to us!

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