TTL file format description

Many people often share .ttl 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 .ttl files. To address this issue, we have created this page to offer assistance and guidance on handling .ttl files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .ttl files.

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

3 filename extension(s) found in our database.

.ttl - Tera Term Macro

The TTL data files are related to Tera Term. The TTL file is a Tera Term Macro. Tera Term is an open-source, free, software implemented, terminal emulator (communications) program.

Application:Tera Term
Category:Data files
Magic:- / -

Tera Term Macro related extensions:

  • ch5 VisIt CH5 Data
  • esz AGTEK Zipped ESW Data
  • wcf Warrior Calibration Data
  • slt Gallery Lock Hidden Thumbnail Data
  • xla5 Microsoft Excel 5 for Mac Add-in
  • ipc IPC-D-356 Data

.ttl - Turtle Language Document

The TTL document files are related to Tera Term. The TTL file is a Turtle Language Document. Turtle (Terse RDF Triple Language) is a serialisation format for RDF (Resource Description Framework) graphs.

Application:Tera Term
Category:Document files
Magic:- / -

Turtle Language Document related extensions:

  • spot Sealed PowerPoint Template
  • ead EAD Document
  • brd EAGLE PCB Layout
  • abt Braille2000 Annotated Braille Text
  • xoi eZediaMX Locked Presentation Document
  • kpt KPresenter Presentation Template

.ttl - AGT Game Title Data

The TTL data files are related to AGT. The TTL file is an AGT Game Title Data. The Adventure Game Toolkit (AGT) is a development system for text based adventure games.

Category:Data files
Magic:- / -

AGT Game Title Data related extensions:

  • d$$ AGT Game Encrypted Message
  • da6 AGT Game Data
  • opt AGT Game OPT Data

Be careful.

It is important to understand that the .ttl file extension is not limited to a particular set of applications. Other programs besides the intended ones can also use the .ttl extension to create files. This includes potentially harmful programs or malware that may generate .ttl files for various purposes. Be especially cautious with .ttl files coming from untrusted or unknown sources.

Can't open a .ttl 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 an extension, you receive the following message:

Select an app to open this .ttl file

To set the .ttl file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. Under the Default apps section, you will find various categories such as Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate, such as Photos for image files or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the desired app is not listed, click on More apps to see additional options or click on Look for an app in the Microsoft Store to search for apps in the Store.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set .ttl file association. Many applications can open .ttl files without requiring any specific file association to be set.

The .ttl file extension is often given incorrectly

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. Our goal in providing this list is to help users find the right information more easily and enhance their overall search experience on our website.

These misspellings were the most common in the past year:

ftl, gtl, htl, rtl, tfl, tgl, thl, tl, tlt, trl, tt, tti, ttk, ttm, tto

Is it possible that the filename extension is misspelled?

There is a possibility that the .ttl filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .ttl:

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

Verified by

The verification conducted by the team ensures that the information presented is accurate, reliable, and thoroughly researched. Users can rely on as a trusted source of information, knowing that their team's dedication to verification and quality control provides a dependable resource for staying informed. is not liable for the content and accuracy of external links, even if we exercise careful control over them.

If you find the information on this .ttl page useful, please feel free to link to this page. >> TTL file