File extension Details of AMFM, ACFM, LWFN, EOT, BDF, TTF, TTC, PFA, PFR

Name:	AMFM
File Type:	Adobe Multiple Font Metrics File
Popularity:	3
Category:	font
File Description:	Specifies the control data and global font information for a group of Adobe Font Metrics (.AFM) files; also includes one AFM file for each of the master designs in the font program; typically about 1.5KB in size.
Open Programs:	Mac OS Referenced by programs that support AFM fonts Windows Referenced by programs that support AFM fonts

Name:	ACFM
File Type:	Adobe Composite Font Metrics File
Popularity:	3
Category:	font
File Description:	Defines the structure of a composite font program; specifies the global metrics of the font program and the metrics of the immediate descendent font programs; metrics of individual characters in the font program are described within the associated .AFM file. ACFM files also specify the metrics for Original Composite Font (OCF) fonts.
Open Programs:	Mac OS Referenced by programs that support AFM fonts Windows Referenced by programs that support AFM fonts

Name:	LWFN
File Type:	Adobe Type 1 Mac Font File
Popularity:	3
Category:	font
File Description:	Adobe PostScript font used on the Macintosh platform (Mac OS 9.x and earlier); contains the outline data of the font, similar to a .PFB file in Windows; used in combination with a FOND resource file and bitmap data. LWFN font files must be stored in the system Fonts folder in order to be active; in Mac OS 9, the fonts folder is located in /System Folder/Fonts.
Open Programs:	Mac OS Used by programs that access system fonts

Name:	EOT
File Type:	Embedded OpenType Font
Popularity:	2
Category:	font
File Description:	OpenType (.OTF) font embedded in a document such as a Web page or PowerPoint presentation (.PPS file); often embedded with Microsoft Web Embedding Fonts Tool (WEFT); saved along with the associated document and not meant to be opened manually.
Open Programs:	Mac OS Referenced by other documents Windows Referenced by other documents

Name:	BDF
File Type:	Glyph Bitmap Distribution Format   (Most common)
Popularity:	3
Category:	font
File Description:	ASCII-based font format used on both Macintosh and Windows systems; stores Adobe screen fonts as human-readable data; must be placed in the system Fonts folder in order to be recognized by applications.
Open Programs:	Mac OS Referenced by programs that access system fonts Windows Referenced by programs that access system fonts

Name:	TTF
File Type:	TrueType Font
Popularity:	5
Category:	font
File Description:	Font file format created by Apple, but used on both Macintosh and Windows platforms; can be resized to any size without losing quality; also looks the same when printed as it does on the screen. The TrueType font is the most common font format used by both Mac OS X and Windows platforms.
Open Programs:	Mac OS View in Apple Font Book Used by programs that access system fonts Windows View in Windows Font Viewer Used by programs that access system fonts

Name:	TTC
File Type:	TrueType Font Collection
Popularity:	3
Category:	font
File Description:	Collection of fonts saved in the TrueType (.TTF) format; used to deliver multiple fonts in a single file; useful for combining fonts that share many glyphs in common. TTC files allow multiple fonts to share glyph sets, which reduces the overall disk space required by the fonts; TrueType Font Collections are most often used for East Asian languages, such as Japanese and Korean.
Open Programs:	Mac OS Apple Font Book Windows Microsoft Windows Font Viewer ApoliSoft Font Fitting Room

Name:	PFA
File Type:	Printer Font ASCII File
Popularity:	3
Category:	font
File Description:	Adobe Type 1 font containing outlines of characters within the font; formatted in ASCII text (a human-readable format); should be stored in the system Fonts folder.
Open Programs:	Windows Used by programs that access system fonts

Name:	PFR
File Type:	Portable Font Resource File
Popularity:	3
Category:	font
File Description:	Compact, platform-independent format for representing high-quality, scalable outline fonts; based on the TrueDoc PFR Specification developed by Bitstream, Inc; used for embedding rasterized fonts into Web pages and for displaying text on digital televisions. The PFR font format is used by several organizations that set digital TV standards; these organizations include ATDC, DAVIC, DVB, DTG, MHP, and OCAP.
Open Programs:	Windows Bitstream Font Fusion or TrueDoc

Name:	PFM
File Type:	Printer Font Metrics File
Popularity:	3
Category:	font
File Description:	Adobe Type 1 font for Windows; contains measurements of characters within the font; typically requires an associated .PFB file to be in the same directory; otherwise, the PFB file may be located in the \PSFONTS\ folder and the PFM file may be located in the \PSFONTS\PFM\ folder.
Open Programs:	Windows Used by programs that access system fonts