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Firefox data
File type: Various data file
A cspl file extension is related to the Mozilla Firefox software.
File type category:
Various data file
Date updated: June 27, 2025
The cspl file extension is associated with the Firefox, an internet browsing tool for Microsoft Windows, Apple Mac OS X (macOS), Linux and other platforms developed by Mozilla Corporation.
The cspl file stores some kind of data used by Firefox.
Probably not meant to be accessed by the user.
Probably cannot be converted to anything else.
Software applications that handle other tasks involving cspl files:
Language
