Devicon SVGs have colored fills and a 128x128 or 32x32 viewBox. Strip fills/classes and rewrite to 24x24 currentColor.

log-z/logos SVGs are 100x100 with embedded <style> + class-based fills. Strip the style block and rewrite class refs so the icon inherits currentC

Extract path from a Simple Icons SVG; force fill=currentColor.

Extract inner geometry from a Tabler SVG and wrap with our normalized attrs.

Generic normalizer for directly-fetched SVGs (icepanel, vendor CDNs, etc.). Extracts inner paths, rewrites fill/stroke colours to currentColor,