Details - HeadDB

Warning: The UUIDs are not real.

Command

/give @p skull 1 3 {display:{Name:"3",Lore:["Skull from HeadDB.org"]},SkullOwner:{Id:"29c83c64-523c-303d-9aee-2762a8191e62",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMWQ0ZWFlMTM5MzM4NjBhNmRmNWU4ZTk1NTY5M2I5NWE4YzNiMTVjMzZiOGI1ODc1MzJhYzA5OTZiYzM3ZTUifX19"}]}}}

API Usage

GET https://headdb.org/api/head/29c83c64-523c-303d-9aee-2762a8191e62

{
  "name": "3",
  "uuid": "29c83c64-523c-303d-9aee-2762a8191e62",
  "value": "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMWQ0ZWFlMTM5MzM4NjBhNmRmNWU4ZTk1NTY5M2I5NWE4YzNiMTVjMzZiOGI1ODc1MzJhYzA5OTZiYzM3ZTUifX19",
  "valueDecoded": {
    "textures": {
      "SKIN": {
        "url": "http://textures.minecraft.net/texture/1d4eae13933860a6df5e8e955693b95a8c3b15c36b8b587532ac0996bc37e5"
      }
    }
  },
  "command": "/give @p skull 1 3 {display:{Name:\"3\",Lore:[\"Skull from HeadDB.org\"]},SkullOwner:{Id:\"29c83c64-523c-303d-9aee-2762a8191e62\",Properties:{textures:[{Value:\"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMWQ0ZWFlMTM5MzM4NjBhNmRmNWU4ZTk1NTY5M2I5NWE4YzNiMTVjMzZiOGI1ODc1MzJhYzA5OTZiYzM3ZTUifX19\"}]}}}"
}

Minecraft Head Database

GET https://headdb.org/api/head/29c83c64-523c-303d-9aee-2762a8191e62