BLOCKPLT file format description

Many people often share .blockplt files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .blockplt files. To address this issue, we have created this page to offer assistance and guidance on handling .blockplt files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .blockplt files.

Our aim is to simplify the process and promote seamless use of the .blockplt file format.

1 filename extension(s) found in our database.

.blockplt - Lego Mindstorms NXT Block Palette Data

The BLOCKPLT data files are related to LEGO Mindstorms NXT Software. The BLOCKPLT file is a Lego Mindstorms NXT Block Palette Data. LEGO Mindstorms NXT is a programmable robotics kit released by LEGO. NXT-G is a graphical programming environment that comes bundled with the NXT.

LEGO Mindstorms NXT Software
Data files
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Lego Mindstorms NXT Block Palette Data related extensions:
Ericsson Phone Doubler Quick Call Data
Apple Watch Face Data
Browser3D Data
Adobe FreeHand 3 for Mac Data
Microsoft VisioModeler Dictionary Model
Connectivity Memory Model NMDA Input Data

Naturally, other applications may also use the .blockplt file extension. Even harmful programs can create .blockplt files. Be especially cautious with .blockplt files coming from an unknown source!

Can't open a .blockplt 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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