simple-icons/svgo.config.js

const { extendDefaultPlugins } = require('svgo');

module.exports = {
  multipass: true,
  plugins: extendDefaultPlugins([
    {
      name: 'convertPathData',
      params: {
        // 3 decimals of precision in floating point numbers
        floatPrecision: 3,
        // Some editors (e.g. Adobe Illustrator and Sketch) cannot parse flags
        // without space wrapping
        noSpaceAfterFlags: false,
      },
    },

    // Sort the attributes on the <svg> tag
    {
      name: 'sortAttrs',
      params: {
        order: ['role', 'viewBox'],
        xmlnsOrder: 'end',
      },
    },

    // Convert basic shapes (such as <circle>) to <path>
    {
      name: 'convertShapeToPath',
      params: {
        // including <arc>
        convertArcs: true,
      },
    },

    // Compound all <path>s into one
    {
      name: 'mergePaths',
      params: {
        force: true,
        noSpaceAfterFlags: false,
      },
    },

    // Keep the <title> tag
    {
      name: 'removeTitle',
      active: false,
    },

    // Keep the role="img" attribute and automatically add it
    // to the <svg> tag if it's not there already
    {
      name: 'addAttributesToSVGElement',
      params: {
        attributes: [
          {role: 'img'},
        ],
      },
    },

    // Keep the 'role' attribute, if it's already defined
    {
      name: 'removeUnknownsAndDefaults',
      params: {
        keepRoleAttr: true,
      },
    },

    // Remove all attributes except 'role', 'viewBox', and 'xmlns' from
    // <svg> tags
    {
      name: 'removeAttrs',
      params: {
        attrs: [
          'baseProfile',
          'version',
          'fill-rule',
        ],
      },
    },

    // Remove paths with fill="none"
    {
      name: 'removeUselessStrokeAndFill',
      params: {
        removeNone: true,
      },
    },

    // Explicitly enable everything else
    'removeDoctype',
    'removeXMLProcInst',
    'removeComments',
    'removeMetadata',
    'removeEditorsNSData',
    'cleanupAttrs',
    'inlineStyles',
    'minifyStyles',
    'convertStyleToAttrs',
    'cleanupIDs',
    'prefixIds',
    'removeRasterImages',
    'removeUselessDefs',
    'cleanupNumericValues',
    'cleanupListOfValues',
    'convertColors',
    'removeNonInheritableGroupAttrs',
    'removeViewBox',
    'cleanupEnableBackground',
    'removeHiddenElems',
    'removeEmptyText',
    'moveElemsAttrsToGroup',
    'moveGroupAttrsToElems',
    'collapseGroups',
    'convertTransform',
    'removeEmptyAttrs',
    'removeEmptyContainers',
    'removeUnusedNS',
    'removeDesc',
    'removeDimensions',
    'removeStyleElement',
    'removeScriptElement',
    'removeOffCanvasPaths',
    'reusePaths',
  ]),
};