JPEG is a popular raster image format well-suited to photographic images. It usually uses lossy DCT compression. It is named after the Joint Photographic Experts Group, the organization which developed the format. It is sometimes called JPEG1, JPEG-1, or JPEG 1992 to help disambiguate it.

Used in file types
  • .jpe
  • .jpeg
  • .jpg
  • .pjpg
  • .jfif
  • .jfif-tbnl
  • .jif
This type may also appear as

This type isn't known to appear as any other mime types

Further reading
  1. Let's Solve the File Format Problem!