Border

See original Glide PHP border docs here

All descriptions are directly quoted from the above docs.

Add a border to the image. Required format: width,color,method.

View all supported color formats here

Method

Sets how the border will be displayed. Available options:

overlay
Place border on top of image (default).
shrink
Shrink image within border (canvas does not change).
expand
Expands canvas to accommodate border.

Set a blue, 10px wide border, overlayed on top of the image.

glide_url('/path/to/your_amazing_image.jpeg')->border('10','blue','overlay')->url()