Details - HeadDB

Warning: The UUIDs are not real.

Command

/give @p skull 1 3 {display:{Name:"Q",Lore:["Skull from HeadDB.org"]},SkullOwner:{Id:"ecb4d5bb-2c3b-3f8c-bcf6-39bfd5ba09cf",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvNDM2MDlmMWZhZjgxZWQ0OWM1ODk0YWMxNGM5NGJhNTI5ODlmZGE0ZTFkMmE1MmZkOTQ1YTU1ZWQ3MTllZDQifX19"}]}}}

API Usage

GET https://headdb.org/api/head/ecb4d5bb-2c3b-3f8c-bcf6-39bfd5ba09cf

{
  "name": "Q",
  "uuid": "ecb4d5bb-2c3b-3f8c-bcf6-39bfd5ba09cf",
  "value": "eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvNDM2MDlmMWZhZjgxZWQ0OWM1ODk0YWMxNGM5NGJhNTI5ODlmZGE0ZTFkMmE1MmZkOTQ1YTU1ZWQ3MTllZDQifX19",
  "valueDecoded": {
    "textures": {
      "SKIN": {
        "url": "http://textures.minecraft.net/texture/43609f1faf81ed49c5894ac14c94ba52989fda4e1d2a52fd945a55ed719ed4"
      }
    }
  },
  "command": "/give @p skull 1 3 {display:{Name:\"Q\",Lore:[\"Skull from HeadDB.org\"]},SkullOwner:{Id:\"ecb4d5bb-2c3b-3f8c-bcf6-39bfd5ba09cf\",Properties:{textures:[{Value:\"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvNDM2MDlmMWZhZjgxZWQ0OWM1ODk0YWMxNGM5NGJhNTI5ODlmZGE0ZTFkMmE1MmZkOTQ1YTU1ZWQ3MTllZDQifX19\"}]}}}"
}

Minecraft Head Database

GET https://headdb.org/api/head/ecb4d5bb-2c3b-3f8c-bcf6-39bfd5ba09cf