Remove doctype Remove XML instructions Remove comments Remove <metadata> Remove xmlns Remove editor data Clean up attribute whitespace Merge styles Inline styles Minify styles Style to attributes Clean up IDs Remove raster images Remove unused defs Round/rewrite numbers Round/rewrite number lists Minify colours Remove unknowns & defaults Remove unneeded group attrs Remove useless stroke & fill Remove viewBox Remove/tidy enable-background Remove hidden elements Remove empty text Shapes to (smaller) paths Move attrs to parent group Move group attrs to elements Collapse useless groups Round/rewrite paths Convert non-eccentric <ellipse> to <circle> Round/rewrite transforms Remove empty attrs Remove empty containers Merge paths Remove unused namespaces Replace duplicate elements with links Sort attrs Sort children of <defs> Remove <title> Remove <desc> Prefer viewBox to width/height Remove style elements Remove script elements Remove out-of-bounds paths