3 file types use the .lit file extension.

What is a LIT file?

Electronic version of a book or other publication saved in the Microsoft LIT format; includes digital rights management (DRM) information, which protects copyrights by limiting the systems each book can be read on.

More Information

Category: eBook Files

Literate Haskell Script

Source code of a program written in the Haskell programming language with literate formatting; similar to a standard Haskell Script ( .HS file), but includes commentary, where only lines starting with ">" are considered to be program code.

More commonly seen with a .LHS extension.

Programs that open LIT files

Updated: December 5, 2018

Lit Source Code File

A LIT file may also be a source code file written in the Lit programming language, a high-level, general-purpose language developed by a programmer known as clime . It contains human-readable instructions and logic that a programmer writes when developing software in Lit. LIT files are saved in plain text format, meaning users can open them with a text or source code editor.

The Lit language is designed to be readable and easy to use, making it suitable for teaching, scripting, or writing lightweight applications. Developers use LIT files to define variables , control structures, functions , and other program logic. While Lit is not as widely adopted as mainstream languages, such as Python or JavaScript , it may be used in academic or experimental contexts, or by users looking for a clean syntax and requiring minimal resources.

You can open LIT files with a source code or text editor, such as Microsoft Notepad (Windows), Apple TextEdit , and Microsoft Visual Studio Code (cross-platform).

Programs that open LIT files

Updated: May 8, 2025