FileInfo.comFileInfo.com

The File Format Database

Search over 10,000 file extensions and software programs.

cloud uploadDrop your file to view details

File Type of the Day

Today • January 21

.RTF

Rich Text Format File

An RTF file is a text document that supports font styling known as "rich text." Examples include bold, italicized, and underlined text, as well as different typefaces and font sizes. Rich text files also support page formatting options, such as custom line spacing, tab width, and document margins.

January 20

.RIS

Research Information Systems Citation File

An RIS file is a bibliographic citation file saved in a format developed by Research Information Systems (RIS). It contains a series of two-letter tags and citation information associated with those tags.

January 19

.TTF

TrueType Font

A TTF file is a font that can be installed in macOS, Windows, and other platforms. It is saved in the TrueType font format, which was created by Apple.

Universal File Viewers

Open your files with one of these file viewing utilities recommended by FileInfo.com.

About FileInfo.com

FileInfo.com contains a searchable database of over 10,000 file extensions with detailed information about the associated file types. You can look up information about unknown file types and find programs that open the files. Learn more about FileInfo.com.


Developers

Submit a file format

Recent Updates