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/^\/prifix\/([a-zA-Z0-9_\-\!\.\/]+)\/{0,1}((\/(full|square|([1-9]\d*|0),([1-9]\d*|0),([1-9]\d*),([1-9]\d*)|pct:(([1-9]\d*|0)(\.\d+)?),(([1-9]\d*|0)(\.\d+)?),([1-9]\d{0,1}(\.\d*)?|0\.[0]*[1-9]+|100(\.0+)?),([1-9]\d{0,1}(\.\d*)?|0\.[0]*[1-9]+|100(\.0+)?)|(\w+))\/(full|max|([1-9]\d*),|,([1-9]\d*)|(\!)?([1-9]\d*),([1-9]\d*)|pct:(([1-9]\d*)(\.\d+)?)|(\w+))\/(\!)?([1-9]\d*|0|(\w+))(\.\d+)?\/(default|color|gray|bitonal|(\w+))\.(jpg|tif|png|webp|pdf|jp2|(\w+)))|info\.json){0,1}$/miUgPCRE+07 years ago✓ Pre-loaded

About this regex

This regex matches IIIF (International Image Interoperability Framework) Image API URLs starting with '/prifix/' prefix, including both image transformation requests (with region, size, rotation, quality, and format parameters) and info. metadata requests. It validates IIIF-compliant image server requests used in digital libraries, museums, and cultural heritage platforms for serving images with on-demand manipulation.

iiif image-api url-validation digital-library image-server

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iiif image-api url-validation digital-library image-server

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