{
    "Communication & Messaging": {
      "email": [
        "envelope",
        "envelope-letter",
        "envelope-open",
        "paper-plane"
      ],
      "mail": [
        "envelope",
        "envelope-letter",
        "envelope-open",
        "paper-plane"
      ],
      "message": [
        "envelope",
        "speech",
        "bubble",
        "bubbles",
        "paper-plane"
      ],
      "chat": [
        "bubble",
        "bubbles",
        "speech"
      ],
      "phone": [
        "call-in",
        "call-out",
        "call-end"
      ],
      "telephone": [
        "phone",
        "call-in",
        "call-out",
        "call-end"
      ],
      "microphone": [
        "microphone",
        "earphones",
        "earphones-alt"
      ]
    },
    "User Management & Accounts": {
      "profile": [
        "user",
        "users",
        "person",
        "user-follow",
        "user-following",
        "user-unfollow"
      ],
      "account": [
        "user",
        "users",
        "login",
        "logout"
      ],
      "person": [
        "user",
        "users",
        "user-follow",
        "user-following"
      ],
      "group": [
        "users",
        "user-follow",
        "user-following"
      ],
      "authentication": [
        "login",
        "logout",
        "lock",
        "key"
      ],
      "security": [
        "login",
        "logout",
        "lock",
        "key"
      ]
    },
    "Actions & Controls": {
      "delete": [
        "trash",
        "close",
        "ban"
      ],
      "remove": [
        "trash",
        "close",
        "ban",
        "minus"
      ],
      "add": [
        "plus",
        "big-plus"
      ],
      "create": [
        "plus",
        "big-plus",
        "pencil"
      ],
      "edit": [
        "pencil",
        "wrench"
      ],
      "modify": [
        "pencil",
        "wrench",
        "settings"
      ],
      "undo": [
        "action-undo",
        "refresh",
        "reload"
      ],
      "redo": [
        "action-redo",
        "refresh",
        "reload"
      ],
      "refresh": [
        "refresh",
        "reload",
        "loop"
      ]
    },
    "Navigation & Direction": {
      "menu": [
        "menu",
        "list",
        "grid"
      ],
      "navigation": [
        "menu",
        "compass",
        "direction",
        "directions"
      ],
      "direction": [
        "compass",
        "direction",
        "directions",
        "map"
      ],
      "location": [
        "map",
        "pin",
        "compass"
      ],
      "arrows": [
        "arrow-up",
        "arrow-down",
        "arrow-left",
        "arrow-right"
      ],
      "chevrons": [
        "chevron-up",
        "chevron-down",
        "chevron-left",
        "chevron-right"
      ],
      "controls": [
        "control-start",
        "control-end",
        "control-forward",
        "control-rewind"
      ]
    },
    "Media & Entertainment": {
      "play": [
        "control-play",
        "control-forward"
      ],
      "pause": [
        "control-pause"
      ],
      "stop": [
        "control-end"
      ],
      "next": [
        "control-forward",
        "arrow-right"
      ],
      "previous": [
        "control-rewind",
        "arrow-left"
      ],
      "music": [
        "music-tone",
        "music-tone-alt",
        "playlist"
      ],
      "audio": [
        "music-tone",
        "music-tone-alt",
        "microphone",
        "earphones",
        "earphones-alt"
      ],
      "video": [
        "film",
        "camcorder",
        "control-play"
      ],
      "photo": [
        "picture",
        "camera",
        "frame"
      ],
      "image": [
        "picture",
        "camera",
        "frame"
      ],
      "gallery": [
        "picture",
        "frame",
        "grid"
      ],
      "camera": [
        "camera",
        "camcorder"
      ]
    },
    "Devices & Screens": {
      "desktop": [
        "screen-desktop"
      ],
      "mobile": [
        "screen-smartphone"
      ],
      "tablet": [
        "screen-tablet"
      ],
      "devices": [
        "screen-desktop",
        "screen-smartphone",
        "screen-tablet"
      ],
      "controller": [
        "game-controller",
        "cursor",
        "cursor-move"
      ],
      "computer": [
        "screen-desktop"
      ]
    },
    "Files & Documents": {
      "document": [
        "doc",
        "docs",
        "paper-plane",
        "notebook",
        "note"
      ],
      "file": [
        "doc",
        "docs",
        "paper-clip"
      ],
      "folder": [
        "folder",
        "folder-alt",
        "drawer"
      ],
      "attachment": [
        "paper-clip",
        "link"
      ],
      "notes": [
        "notebook",
        "note",
        "pencil"
      ]
    },
    "Business & Analytics": {
      "business": [
        "briefcase",
        "chart",
        "graph",
        "calculator"
      ],
      "work": [
        "briefcase",
        "calendar",
        "clock"
      ],
      "chart": [
        "bar-chart",
        "graph",
        "pie-chart"
      ],
      "analytics": [
        "graph",
        "bar-chart",
        "pie-chart",
        "speedometer"
      ],
      "finance": [
        "calculator",
        "credit-card",
        "wallet"
      ],
      "statistics": [
        "bar-chart",
        "graph",
        "pie-chart",
        "calculator"
      ]
    },
    "System & Settings": {
      "settings": [
        "wrench",
        "settings",
        "equalizer",
        "gear"
      ],
      "config": [
        "settings",
        "wrench",
        "equalizer"
      ],
      "preferences": [
        "settings",
        "wrench",
        "equalizer"
      ],
      "tools": [
        "wrench",
        "magic-wand",
        "pencil"
      ],
      "support": [
        "support",
        "question",
        "info"
      ],
      "power": [
        "power",
        "energy"
      ]
    },
    "Search & View": {
      "search": [
        "magnifier",
        "magnifier-add",
        "magnifier-remove",
        "eye"
      ],
      "find": [
        "magnifier",
        "search",
        "eye"
      ],
      "zoom": [
        "magnifier-add",
        "magnifier-remove",
        "size-fullscreen"
      ],
      "look": [
        "eye",
        "magnifier",
        "search"
      ],
      "view": [
        "eye",
        "eyeglasses",
        "magnifier"
      ]
    },
    "Authentication": {
      "security": [
        "shield",
        "lock",
        "key",
        "umbrella"
      ],
      "protection": [
        "shield",
        "lock",
        "umbrella"
      ],
      "lock": [
        "lock",
        "lock-open",
        "key",
        "lock-nav"
      ],
      "password": [
        "lock",
        "key",
        "shield"
      ]
    },
    "Shopping & E-commerce": {
      "cart": [
        "basket",
        "basket-loaded",
        "bag",
        "handbag"
      ],
      "shop": [
        "basket",
        "cart",
        "bag",
        "credit-card"
      ],
      "purchase": [
        "credit-card",
        "wallet",
        "basket-loaded"
      ],
      "payment": [
        "credit-card",
        "wallet",
        "money"
      ]
    },
    "Social & Sharing": {
      "share": [
        "share",
        "share-alt",
        "social-facebook",
        "social-twitter"
      ],
      "social": [
        "social-facebook",
        "social-twitter",
        "social-dribbble",
        "social-dropbox",
        "social-youtube",
        "social-tumblr"
      ],
      "like": [
        "like",
        "heart",
        "emoticon-smile"
      ],
      "dislike": [
        "dislike",
        "ban"
      ]
    },
    "Misc UI Elements": {
      "notification": [
        "bell",
        "info",
        "badge"
      ],
      "alert": [
        "bell",
        "info",
        "warning",
        "ban"
      ],
      "time": [
        "clock",
        "hourglass",
        "calendar",
        "calendar-fine"
      ],
      "schedule": [
        "calendar",
        "clock",
        "calendar-fine"
      ],
      "apps": [
        "grid",
        "my-apps"
      ],
      "cloud": [
        "cloud-download",
        "cloud-upload"
      ],
      "download": [
        "cloud-download"
      ],
      "upload": [
        "cloud-upload"
      ],
      "favorite": [
        "heart",
        "like",
        "star"
      ]
    },
    "Additional Categories": {
      "education": [
        "graduation",
        "book-open",
        "chemistry"
      ],
      "gaming": [
        "game-controller",
        "ghost",
        "puzzle"
      ],
      "weather": [
        "cloud-download",
        "cloud-upload",
        "umbrella"
      ],
      "achievement": [
        "trophy",
        "badge",
        "star"
      ],
      "transportation": [
        "plane",
        "rocket"
      ]
    }
  }