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.