.ECW File Extension

File Type 1

Enhanced Compression Wavelet Image

Developer ERDAS
3.8  |  8 Votes
Category Raster Image Files
Format Binary

What is an ECW file?

Compressed image created in the Enhanced Compression Wavelet (ECW) format, which was developed by Earth Resource Mapping, but is now owned and maintained by ERDAS; stores an image designed for use with geospatial data.

More Information

ECW files are commonly used to store aerial and satellite map projection images. They support 1 to 8-bit continuous image data per layer up to 255 bands.

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Programs that open or reference ECW files

Updated April 30, 2018
File Type 2

EclipseCrossword Word List File

Developer Green Eclipse
2.6  |  5 Votes
Category Game Files
Format Text

What is an ECW file?

An ECW file contains a crossword created by EclipseCrossword, a program used to generate crossword puzzles. It contains a crossword puzzle, which includes each word with its clue and whether it is down or across. ECW files also include the title, author, copyright, and letter width and height of the puzzle.

More Information

You can open ECW files in EclipseCrossword. However, the program is only available for Windows. If you come across an ECW file in macOS you can open the ECW file with a text editor since the file is stored in plain text.

You can print crosswords stored in ECW files and save them as webpages in EclipseCrossword. You can also publish ECW puzzles as .RTF, .WMF, .EPS files.

Programs that open ECW files

Updated July 13, 2017

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