What is the difference between .htm and .ppm?
- Extension
 - .htm
 - .ppm
 
- Format
 - Text
 - Text
 
- Category
 - Developer
 - Raster Image
 
- Developer
 - World Wide Web Consortium (W3C)
 - Jef Poskanzer
 
- Description
 - Commonly used by web browsers like Mozilla Firefox and Internet Explorer to show format text and images in an HTML web page. In plain text format, they contain markup code.
 - A PPM file is a 24-bit color image formatted using a text format. It stores each pixel with a number from 0 to 65536, which specifies the color of the pixel. PPM files also store the image height and width, whitespace data, and the maximum color value.
 
- MIME Type
 - text/html
 - image/x-portable-pixmap
 
- Sample
 - sample.htm
 - sample.ppm
 
- Wikipedia
 - .htm on Wikipedia
 - .ppm on Wikipedia