Files with tlx file extension can often be found as spell-check dictionary data files for Wintertree dictionaries that are used in many programs.

There are 4 other file types using
the TLX file extension!

empty icon.tlx - Case CATalyst data

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empty icon.tlx - Technics Sx KN 6000 keyboard text lyrics

empty icon.tlx - Trellix Web design document

TLX file extension - Wintertree spell-checking dictionaries

What is tlx file? How to open tlx files?

File type specification:

Text file type icon Text file type

The tlx file extension is primarily associated and used for various spell-check dictionaries, for example Wintertree formats.

Wintertree Software has dictionaries in a number of Western European languages, plus medical and legal supplements to its English dictionaries, for use with its spelling-technology products: Sentry Spelling Checker Engine, WSpell, Wintertree Spell Check Applet, and Wintertree Spelling Server.

The dictionaries are licensed to many other software companies, including Adobe with its Adobe Creative Suite products.

Updated: April 7, 2024

The default software associated to open tlx file:

NotePad++ text editor icon

Notepad++ Team logoNotePad++ text editor  Microsoft Windows software

Company or developer:
Notepad++ Team

A very popular free text and source code editor. It supports syntax highlighting and syntax folding for C, C++, HTML, ASP, Java, Pascal, PHP, Cobol, CSS etc. Notepad++ also supports plugins to add new features. It is localized to many languages.

Help how to open:

When placed in proper folder, or manually imported to suitable program, the words from the dictionary files my be used for spell-checking purposes.

Apparently, they can be viewed using any text editor.

How to convert:

Some programs allows import/export of various spell-checking dictionaries so they can be used in different programs.

Related links:

Dictionaries for Wintertree's Spelling Engines

List of recommended software applications associated to the .tlx file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open tlx file, edit tlx file, convert tlx file, view tlx file, play tlx file etc. (if exist software for corresponding action in's database).

tlx file viewer - programs that view tlx file - Wintertree spell-checking dictionaries

Programs supporting the exension tlx on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for view tlx file action.

Microsoft Windows:

Main software associated with tlx file by default:
NotePad++ text editor small icon NotePad++ text editor
Other suggested software:
Microsoft Windows NotePad small icon Microsoft Windows NotePad

Apple macOS / Mac OS X:


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