Developer's Image Library of DevIL (oorspronkelijk OpenIL, de naam is veranderd op verzoek van Silicon Graphics, Inc) is een multiplatform-bibliotheek waarmee afbeeldingen gelezen en geschreven kunnen worden. ###>Developer's Image Library or DevIL (originally called OpenIL; the name was changed at a request from Silicon Graphics, Inc.), started by Denton Woods, is a cross-platform image library which aims to provide a common API for different image file formats.