RASTER – Fixed pixel patterns, easily lose quality, typical final format

.PNG – PORTABLE NETWORK GRAPHICS

  • Best used online for text and graphics with high quality and high image size.
  • Transparent backgrounds allow users to see graphics behind it.
  • Not meant for scaling larger than its pixel width or print.

 

.JPG – JOINT PHOTOGRAPHIC EXPERTS GROUP

  • Commonly known as the “default” file type.
  • Typically used for high-quality photography and low-resolution images online.
  • Not recommended for print use.
  • Does not support transparency online.

 

.TIFF – TAGGED IMAGE FILE FORMAT

  • Known as the “print ready” file format.
  • Files are too big to ever be used in web design.
  • Quality is not lost when saved or compressed.
  • Can support layers when necessary.

 

.GIF – GRAPHIC INTERCHANGE FORMAT

  • Specifically for online use.
  • Mostly known for their ability to be animated.
  • File reduced to only 256 colours.
  • Low file size and lower quality

 

.PSD – ADOBE PHOTOSHOP PROGRAM

  • File type generated solely from the Adobe Photoshop program.
  • Never to be shared online.
  • Great for printing and sharing files.
  • Supports layers and transparencies.
  • Often large file size.

 

VECTOR – Shapes (paths and strokes), resizable, typically working files.

 

.AI – ADOBE ILLUSTRATOR PROGRAM

  • The file generated solely from the Adobe Illustrator program.
  • Create vector type files that are completely scaleable.
  • Cannot be embedded online, but great for printing.
  • Supports layers and transparency.

 

.EPS – ENCAPSULATED POSTSCRIPED FILE

  • Creates vector files that are ideal for any design element that could need to be resized.
  • Files are print-ready but not meant to be shared online.
  • Can be converted to PNG, JPG or GIF to web use.
  • Typically shared with the client, printer or other designers.

 

.PDF – PORTABLE DOCUMENT FORMAT

  • Good for both print and digital.
  • PDF’s often contact both raster or vecter images.
  • Can be compressed if necessary.
  • A great way to share design previews.
  • Can be embedded online, but often shared as a downloadable file.